Litaba pata
1 Cisco Performance Tuning bakeng sa UCS M8 Platforms
2 Morero oa tokomane le boholo
3 Seo u tla ithuta sona
4 Li-processor tsa AMD EPYC 9004 Series
5 Li-processor tsa AMD EPYC 9005 Series
6 Mokhoa o sa Tšoaneng oa Mohopolo (NUMA) topology
7 Litlhophiso tsa processor
8 Litlhophiso tsa memori
9 Litlhophiso tsa matla
10 Litlhahiso tsa BIOS bakeng sa mesebetsi e mengata e fapaneng ea sepheo se akaretsang
11 Kakaretso ea litlhophiso tsa BIOS tse ntlafalitsoeng bakeng sa meroalo e mengata ea mosebetsi
12 Litlhahiso tse ling tsa BIOS bakeng sa mesebetsi ea khoebo
13 Tataiso ea tokiso ea sistimi e sebetsang bakeng sa ts'ebetso e phahameng
14 Qetello
15 Ho fumana lintlha tse ling
16 Litokomane / Lisebelisoa
16.1 Litšupiso

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Cisco Performance Tuning bakeng sa UCS M8 Platforms

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Morero oa tokomane le boholo

The Basic Input-and-Output System (BIOS) e etsa liteko le ho qala likarolo tsa hardware tsa sistimi le ho bulela sistimi ea ts'ebetso ho tsoa sesebelisoa sa polokelo. Sistimi e tloaelehileng ea komporo e na le litlhophiso tse 'maloa tsa BIOS tse laolang boitšoaro ba sistimi. Tse ling tsa litlhophiso tsena li amana ka kotloloho le ts'ebetso ea sistimi.
Tokomane ena e hlalosa litlhophiso tsa BIOS tse sebetsang bakeng sa li-server tsa Cisco Unified Computing System™ (Cisco UCS®) M8 tse nang le li-processor tsa AMD EPYC™ 4th Gen le 5th Gen. E hlalosa mokhoa oa ho ntlafatsa litlhophiso tsa BIOS ho fihlela litlhoko tsa ts'ebetso e ntle ka ho fetisisa le matla a matla bakeng sa Cisco UCS X215c M8 Compute Nodes, Cisco UCS C245 M8 Rack Servers, le Cisco UCS C225 M8 Rack Servers.

Tokomane ena e boetse e bua ka litlhophiso tsa BIOS tse ka khethoang bakeng sa mefuta e fapaneng ea boima ba mosebetsi ho li-server tsa Cisco UCS M8 tse nang le li-processor tsa AMD EPYC 4th Gen le 5th Gen. Ho utloisisa likhetho tsa BIOS ho tla u thusa ho khetha litekanyetso tse nepahetseng ho fihlela ts'ebetso e nepahetseng ea sistimi.
Tokomane ena ha e bue ka likhetho tsa BIOS bakeng sa tokollo e khethehileng ea firmware ea li-server tsa Cisco UCS M8 tse thehiloeng ho li-processor tsa AMD EPYC 4th le 5th Gen. Litlhophiso tse bontšitsoeng mona ke tse akaretsang.

Seo u tla ithuta sona

Ts'ebetso ea ho beha likhetho tsa ts'ebetso ho sistimi ea hau ea BIOS e ka ba e nyarosang le e ferekanyang, 'me tse ling tsa likhetho tseo u ka li khethang ha lia hlaka. Bakeng sa likhetho tse ngata, o tlameha ho khetha pakeng tsa ho ntlafatsa seva bakeng sa ho boloka matla kapa bakeng sa ts'ebetso. Tokomane ena e fana ka litataiso le litlhahiso tse akaretsang ho u thusa ho fihlela ts'ebetso e nepahetseng ho tsoa ho li-server tsa Cisco UCS M8 tse sebelisang li-CPU tsa malapa tsa 4th Gen le 5th Gen AMD EPYC.

Li-processor tsa AMD EPYC 9004 Series

Li-processor tsa AMD EPYC 9004 Series li hahiloe ka li-cores tsa Zen 4 le meralo ea AMD Infinity. Li-processor tsa AMD EPYC 9004 Series li kenyelletsa li-compute cores, balaoli ba memori, balaoli ba I/O, Reliability, Availability, and Serviceability (RAS), le likarolo tsa ts'ireletso ho Sistimi e kopaneng ho Chip (SoC). AMD EPYC 9004 Series Processor e boloka meralo e netefalitsoeng ea Multi-Chip Module (MCM) Chiplet ea li-processor tse atlehileng tsa pele tsa AMD EPYC ha e ntse e etsa lintlafatso tse ling ho likarolo tsa SoC. SoC e kenyelletsa Core Complex Dies (CCDs), e nang le Core Complexes (CCXs), e nang le li-cores tse thehiloeng ho Zen 4-4.

Li-processor tsa AMD EPYC 9004 Series li thehiloe ho Zen 4 compute core e ncha. Zen 4 core e entsoe ka mokhoa oa 5nm 'me e etselitsoe ho fana ka Litaelo ka Cycle (IPC) ho phahamisa le ho ntlafatsa maqhubu ho feta li-cores tsa Zen tsa moloko o fetileng. Mokotla o mong le o mong o na le cache e kholoanyane ea L2 le katleho e ntlafalitsoeng ea cache ho feta moloko o fetileng.

Mokotla o mong le o mong o ts'ehetsa Multithreading ka nako e le 'ngoe (SMT), e nolofalletsang likhoele tse peli tse arohaneng tsa Hardware ho ikemela, ho arolelana cache ea L2 ea mantlha.

Core Complex (CCX) ke moo li-cores tse fihlang ho tse robeli tsa Zen 4 li arolelanang L3 kapa Last Level Cache (LLC). Ho nolofalletsa Multithreading ka nako e le 'ngoe (SMT) ho lumella CCX e le' ngoe ho tšehetsa likhoele tsa hardware tse fihlang ho tse 16.

Li-processor tsa AMD EPYC 9004 Series li kenyelletsa theknoloji ea AMD 3D V-Cache die-stacking e nolofalletsang li-processor tsa 9700 Series ho fihlela kopanyo e sebetsang haholoanyane ea chiplet. AMD 3D Chiplet ea meralo e bokella lithaele tsa cache tsa L3 ka ho otloloha ho fana ka ho fihla ho 96MB ea L3 cache ka lefu (le ho fihla ho 1 GB L3 Cache ka sokete) ha e ntse e fana ka tšebelisano ea socket le mefuta eohle ea processor ea AMD EPYC 9004 Series.

Li-processor tsa AMD EPYC 9004 Series tse nang le theknoloji ea AMD 3D V-Cache li sebelisa mokhoa o etelletseng pele oa indasteri o ipapisitseng le ts'ebetso ea "bumpless" ea "bumpless" chip-on-wafer ho thusa ho feta 200X ho hokahana ha likhokahano tsa mahlale a morao-rao a 2D (le ho feta 15X ea likhokahano tse ling tsa 3D), e fetolela ho latency e tlase, bandwidth e phahameng, le matla a maholo le ho sebetsa hantle ha mocheso.

Li-CCD li hokahana mohopolong, I/O, le tse ling ka I/O Die (IOD) e nchafalitsoeng. Lesela lena la bohareng la AMD Infinity le fana ka tsela ea data le ts'ehetso ea taolo ea ho hokahanya li-CCX, memori, le I/O. CCD e 'ngoe le e 'ngoe e hokahana le IOD ka sehokelo se inehetseng se phahameng sa Global Memory Interconnect (GMI). IOD e thusa ho boloka khokahano ea cache hape e fana ka sebopeho sa ho holisa lesela la data ho processor ea bobeli e ka bang teng ka xGMI, kapa G-link. Li-processor tsa AMD EPYC 9004 Series li tšehetsa ho fihla ho 4 xGMI (kapa G-link) ka lebelo la ho fihla ho 32Gbps.

IOD e pepesa liteishene tsa memori tsa DDR5, PCIe Gen5, CXL 1.1+, le lihokelo tsa Infinity Fabric. IOD e fana ka li-UMCs tse leshome le metso e 'meli tse tšehetsang mohopolo oa DDR5.
UMC ka 'ngoe e ka ts'ehetsa ho fihla ho li-Dual In-line Memory Modules (DIMM) ka kanale (DPC) bakeng sa boholo ba li-DIMM tse 24 ka soketeng. Li-processor tsa 4th Gen AMD EPYC li ka ts'ehetsa ho fihla ho 6TB ea memori ea DDR5 sokete ka 'ngoe. Ho ba le liteishene tsa memori tse eketsehileng le tse potlakileng ha ho bapisoa le meloko e fetileng ea li-processor tsa AMD EPYC ho fana ka bandwidth e eketsehileng ea memori ho fepa li-processor tsa lipalo tse phahameng. Memori e kenellang ho liteishene tse 2, 4, 6, 8, 10, le 12 e thusa ho ntlafatsa meroalo e mengata ea mesebetsi le litlhophiso tsa memori.

Mochine o mong le o mong o ka ba le lihlopha tse 4 tsa P-link le 4 G-link. Moralo oa boardboard oa OEM o ka sebelisa sehokelo sa G ho hokela processor ea bobeli ea 4th Gen AMD EPYC kapa ho fana ka litselana tse ling tsa PCIe Gen5. Basebelisi ba 4th Gen AMD EPYC ba ts'ehetsa litselana tse fihlang ho tse robeli tsa litselana tsa x16-bit I/O, ke hore, litselana tse 128 tsa PCIe Gen5 e lebelo le phahameng ka lipolaneteng tse nang le sokete e le 'ngoe le litselana tse fihlang ho tse 160 lipolaneteng tse nang le li-socket tse peli.

Li-processor tsa AMD EPYC 9004 Series 4th Gen li hahiloe ka litlhaloso tse thathamisitsoeng ho Lethathamo la 1.

Letlapa la 1. Litlhaloso tsa processor tsa AMD EPYC 9004 Series 4th Gen

Ntho Tlhaloso
Theknoloji ea ts'ebetso ea Cores 5-nanometer (nm) Zen 4
Boholo ba palo ea li-cores 128
Lebelo le phahameng la memori 4800 Mega-Transfer ka motsotsoana (MT/s)
Boholo ba likanale tsa memori 12 ka soketeng
Boholo ba bokhoni ba memori 6 TB ka sokete
PCI Litsela tse 128 (boholo) bakeng sa sokete e le 'ngoe

Litsela tse 160 (boholo) bakeng sa 2-socket PCIe Gen 5

Bakeng sa tlhaiso-leseling e batsi mabapi le microarchitecture ea li-processor tsa AMD EPYC 9004 Series, bona Fetileview ea AMD EPYC 9004 Series Processors Microarchitecture.

Li-processor tsa AMD EPYC 9005 Series

Lits'ebetso tse ipapisitseng le li-processor tsa 5th Gen AMD EPYC li ka ts'ehetsa matsapa a IT ho tloha ho kopantseng setsi sa data le ntlafatso ea sejoale-joale ho isa litlhoko tse ntseng li eketseha tsa kopo ea khoebo. Litsamaiso tsena li ka thusa ho holisa AI ka har'a khoebo ha li ntse li ts'ehetsa litlhoko tsa khoebo ho ntlafatsa ts'ebetso ea matla le ho ts'oara ts'ebetso ea setsi sa data ka tšehetso e phahameng haholo bakeng sa virtualization le tikoloho ea maru. Ho ntlafatsa lisebelisoa tsa IT ke senotlolo sa ho lokolla sebaka le matla ho amohela AI le matsapa a mang a macha a khoebo ka har'a mehato e teng ea setsi sa data.

Bahlahisi ba AMD EPYC ba 'nile ba fumana phaello ea linomoro tse peli ka mokhoa o ts'oanang le ts'ebetso ea "per-clock-cycle" (IPC) ka moloko o mong le o mong o mocha,' me lisebelisoa tsa morao-rao tsa Zen 5 ho li-processor tsa 5th Gen AMD EPYC li fana ka lintlafatso tse kholo bakeng sa ML, HPC, le mesebetsi e mengata ea khoebo. Zen 5c ea rona ea mantlha e ntlafalitsoeng e matlafatsa li-CPU ka palo e phahameng ka ho fetisisa ea li-processor tsa x86-architecture, e fanang ka boima bo phahameng ka ho fetisisa bakeng sa mesebetsi e mengata ea maru.

Li-processor tsa 5th Gen AMD EPYC li u thusa ho sebetsana le mathata a mangata a sa khaotseng a boima ba mosebetsi. Meaho ea rona e nyalisitsoeng, ea li-multichip e re thusa ho qhekella mekhoa ea boqapi le ho fana ka lihlahisoa tse lulang li le ncha, tse sebetsang hantle haholo. Li-cores tsa Zen 5 le Zen 5c li emela tsoelopele e 'ngoe ea bohlokoa ho tsoa molokong oa morao-rao, ka ts'ehetso e ncha bakeng sa lisebelisoa tse rarahaneng haholo tsa ho ithuta ka mochini le lits'ebetso.

Ho li-processor tsa 5th Gen AMD EPYC, re sebelisa li-cores tse peli tse fapaneng ho sebetsana le litlhoko tse fapaneng tsa boima ba mosebetsi ka ho fetola mofuta le palo ea li-cores le hore na re li paka joang.

Zen 5 mantlha

Konokono ena e ntlafalitsoe bakeng sa ts'ebetso e phahameng. Ho fihlela ho li-cores tse robeli li kopantsoe ho theha core complex (CCX) e kenyelletsang 32-MB e arolelanoang L3 cache. Motsoako ona oa mantlha o entsoe ka "die" (CCD), ho fihla ho 16 eo e ka hlophisoang hore e be processor ea EPYC 9005 bakeng sa li-cores tse fihlang ho 128 ho SP5 form factor. Ha ho bapisoa le moloko o fetileng, li-processor tsa 5th Gen AMD EPYC, tse tsamaisoang ke motheo o tsoetseng pele oa Zen 5, hammoho le mohopolo o potlakileng le lintlafatso tse ling tsa bohlokoa tsa CPU, li fana ka karolo ea 20 lekholong e kholoanyane le karolo ea 34 lekholong ea ts'ebetso e phahameng ea floating-point ho li-processor tsa 64-core tse sebetsang ka har'a 360W TDP range 9xx5-050-07x070,

Zen 5c mantlha

Konokono ena e ntlafalitsoe bakeng sa ho teteana le ho sebetsa hantle. E na le mohopolo o ts'oanang oa phetisetso ea ngoliso joalo ka Zen 5 core, empa sebopeho sa eona sa 'mele se nka sebaka se senyenyane mme se etselitsoe ho fana ka ts'ebetso e eketsehileng ka watt. Zen 5c core complex e kenyelletsa li-cores tse 16 le cache e arolelanoang ea 32-MB L3. Ho fihla ho tse 12 tsa li-CCD tsena li ka kopanngoa le I/O CCD ho fana ka li-CPU tse fihlang ho li-cores tse 192 ka mokhoa oa SP5.

Li-processor tsa AMD EPYC 9005 Series 5th Gen li hahiloe ka litlhaloso tse thathamisitsoeng ho Lethathamo la 2.

Letlapa la 2. AMD EPYC 9005 Series 5th gen processor specifications

Ntho Tlhaloso
Theknoloji ea ts'ebetso ea Cores 4-nanometer (nm) Zen 5 le 3-nanometer Zen 5c
Boholo ba palo ea li-cores 192
Boholo ba cache ea L3 512 MB
Lebelo le phahameng la memori 6000 Mega-Transfer ka motsotsoana (MT/s)
Boholo ba likanale tsa memori 12 ka soketeng
Boholo ba bokhoni ba memori 6 TB ka sokete
PCI 128 litselana (max.) bakeng sa 1-socket 160 litselana (max.) bakeng sa 2-socket PCIe Gen 5

Tlhokomeliso: Li-platform tsa Cisco UCS M8 li tšehetsa feela ho fihla ho 160 cores 400W TDP ea li-processor tsa Zen 5c.
Bakeng sa tlhaiso-leseling e batsi ka AMD EPYC 9005 Series 5th Gen processors microarchitecture, bona Fetileview ea AMD EPYC 9005 Series Processors Microarchitecture.

Mokhoa o sa Tšoaneng oa Mohopolo (NUMA) topology

Li-processor tsa AMD EPYC 9004 le 9005 Series li sebelisa meralo ea Non-Uniform Memory Access (NUMA) moo li-latency tse fapaneng li ka bang teng ho ipapisitse le bohole ba processor core ho memori le balaoli ba I/O. Ho sebelisa lisebelisoa ka har'a node e tšoanang ea NUMA ho fana ka ts'ebetso e ts'oanang e ntle, ha ho sebelisa lisebelisoa ho li-node tse fapaneng ho eketsa latency.
Mosebelisi a ka fetola maemo a BIOS a NUMA Nodes Per Socket (NPS) ho ntlafatsa topology ena ea NUMA bakeng sa tikoloho ea bona ea ts'ebetso le mojaro oa mosebetsi. Bakeng sa mohlalaample, ho seta NPS=4 ho arola processor ka li-quadrants, moo quadrant ka 'ngoe e nang le li-CCD tse 3, li-UMC tse 3, le 1 I/O hub. Sebaka se haufi sa processor-memory I/O se pakeng tsa li-cores, memory, le li-peripheral tsa I/O ka har'a quadrant e tšoanang. Sebaka se hole ka ho fetesisa se lipakeng tsa "core" le "memory controller" kapa "I/O hub" ho "cross-diagonal quadrants" (kapa processor e 'ngoe ho tlhophiso ea 2P). Sebaka sa li-cores, memori, le hub / lisebelisoa tsa IO tsamaisong e thehiloeng ho NUMA ke ntlha ea bohlokoa ha ho lokisetsoa ts'ebetso.

Ho li-processor tsa 4th Gen EPYC, lintlafatso ho li-interconnect tsa Infinity Fabric li fokolitse liphapang tsa latency le ho feta. Ho sebelisa li-processor tsa EPYC 9004 Series, bakeng sa lits'ebetso tse hlokang ho petetsa karolo ea ho qetela kapa liperesente tse peli tsa latency ho tsoa litšupisong tsa memori, ho theha kamano lipakeng tsa mefuta ea memori le ho shoa ha CPU (Zen 4 kapa Zen 4c) ho ka ntlafatsa ts'ebetso. Setšoantšo sa 1 se bontša kamoo sena se sebetsang kateng. Haeba u arola lefu la I/O ka li-quadrants tse 'ne bakeng sa tlhophiso ea NPS=4, u tla bona hore li-DIMM tse tšeletseng li fepa ka li-control tse tharo tsa memori, tse hokahaneng haufi ka Infinity Fabric (GMI) ho sete ea ho fihla ho tse tharo tsa Zen 4 CPU e shoa, kapa ho fihla ho 24 CPU cores.

Cisco-Performance-Tuning-for-UCS-M8-Platforms-fig-1

Setšoantšo: 1

Setšoantšo sa block processor sa AMD EPYC 4th Gen se nang le libaka tsa NUMA
Ho li-processor tsa 5th Gen EPYC, lintlafatso tse entsoeng ho lihokelo tsa AMD Infinity Fabric li fokolitse liphapang tsa latency le ho feta. Ho sebelisa li-processor tsa EPYC 9005 Series, bakeng sa lits'ebetso tse hlokang ho petetsa liperesente tse le 'ngoe kapa tse peli tsa ho qetela tsa latency ho tsoa litšupisong tsa memori, ho theha kamano lipakeng tsa mefuta ea memori le ho shoa ha CPU (Zen 5 kapa Zen 5c), ho ka ntlafatsa ts'ebetso. Setšoantšo sa 2 se bontša kamoo sena se sebetsang kateng. Haeba u arola lefu la I/O ka li-quadrants tse 'ne bakeng sa tlhophiso ea NPS=4, u tla bona hore li-DIMM tse tšeletseng li fepa ka li-controller tse tharo tsa memori, tse hokahaneng haufi ka Infinity Fabric (GMI) ho ea ho tse 'ne Zen 5 CPU e shoa kapa ho fihlela ho tse tharo Zen 5c CPU e shoa.

Cisco-Performance-Tuning-for-UCS-M8-Platforms-fig-2

Setšoantšo: 2

Setšoantšo sa block processor sa AMD EPYC 5th Gen se nang le libaka tsa NUMA

NPS1
Boemo ba NPS=1 bo bontša node e le 'ngoe ea NUMA ka soketeng. Tlhophiso ena e hlophisa liteishene tsohle tsa memori ho processor hore e be node e le 'ngoe ea NUMA. Li-processor cores tsohle, memori eohle e hokelletsoeng, le lisebelisoa tsohle tsa PCIe tse hokahaneng le SoC li sebakeng se le seng sa NUMA. Memori e hokahantsoe le liteishene tsohle tsa memori ho processor sebakeng se le seng sa aterese.

NPS2
Tlhophiso ea NPS = 2 e hlophisa processor e 'ngoe le e' ngoe hore e be libaka tse peli tsa NUMA tse arolang halofo ea li-cores le halofo ea liteishene tsa memori sebakeng se le seng sa NUMA, le li-cores tse setseng le liteishene tsa memori sebakeng sa bobeli sa NUMA. Memori e hokahantsoe le liteishene tse tšeletseng tsa memori sebakeng se seng le se seng sa NUMA. Lisebelisoa tsa PCIe li tla ba tsa lehae ho e 'ngoe ea li-node tse peli tsa NUMA ho itšetlehile ka halofo e nang le motsoako oa motsoako oa PCIe bakeng sa sesebelisoa seo.

NPS4
Tlhophiso ea NPS=4 e arola processor hore e be li-node tse 'ne tsa NUMA ka soketeng e' ngoe le e 'ngoe e nang le quadrant e hlophisitsoeng e le sebaka sa eona sa NUMA. Memori e hokahantsoe le likanale tsa memori tse amanang le quadrant ka 'ngoe. Lisebelisoa tsa PCIe e tla ba tsa lehae ho e 'ngoe ea libaka tse nne tsa processor NUMA, ho ipapisitse le quadrant ea IOD e nang le motso oa PCIe o lumellanang oa sesebelisoa seo. Likanale tse peli tsa memori li hokahantsoe. Sena se khothaletsoa bakeng sa HPC le mesebetsi e meng e bapileng haholo. U tlameha ho sebelisa NPS4 ha u qala Windows ka CPU SMT e lumelletsoeng bakeng sa li-processor tsa AMD EPYC tse nang le li-cores tse fetang 64, hobane Windows e beha moeli oa boholo ba sehlopha sa CPU ho fihla ho li-cores tse 64 tse utloahalang.

Hlokomela: Bakeng sa litsamaiso tsa Windows, etsa bonnete ba hore palo ea li-processor tsa logic ho node ea NUMA <=64 ka ho sebelisa NPS2 kapa NPS4 sebakeng sa NPS1 ea kamehla.

NPS0 (ha e khothalletsoe)

Tlhophiso ea NPS=0 e bonts'a sebaka se le seng sa NUMA sa sistimi eohle (ho pholletsa le li-sockets ka tlhophiso ea li-socket tse peli). Tlhophiso ena e hlophisa liteishene tsohle tsa memori ho sistimi hore e be node e le 'ngoe ea NUMA. Memori e hokahantsoe ho likanale tsohle tsa memori ho sistimi ho ea sebakeng se le seng sa aterese. Li-processor cores tsohle ho li-sockets tsohle, memori eohle e hokelletsoeng, le lisebelisoa tsohle tsa PCIe tse hokahantsoeng le processor e 'ngoe li sebakeng seo se le seng sa NUMA.

Layer 3 cache e le NUMA Domain

Ntle le litlhophiso tsa NPS, khetho e 'ngoe hape ea BIOS ea ho fetola litlhophiso tsa NUMA e teng. Ka khetho ea Layer 3 Cache e le NUMA (L3CAN), cache e 'ngoe le e 'ngoe ea Layer 3 (e le 'ngoe ho CCD) e pepesitsoe e le node ea eona ea NUMA. Bakeng sa mohlalaample, processor e le 'ngoe e nang le li-CCD tse 8 e tla ba le li-node tse 8 tsa NUMA: e le' ngoe bakeng sa CCD ka 'ngoe. Tabeng ena, tsamaiso ea li-socket tse peli e tla ba le li-node tse 16 tsa NUMA.

Litlhophiso tsa processor

Karolo ena e hlalosa likhetho tsa processor tseo u ka li hlophisang.
Mokhoa oa CPU SMT
U ka seta khetho ea CPU Simultaneous Multithreading (CPU SMT) ho nolofalletsa kapa ho tima li-processor cores ho li-processor tse tšehetsang khetho ea mode ea AMD CPU SMT. Ha mokhoa oa CPU SMT o setetsoe ho Auto (o nolofalitsoe), motsoako o mong le o mong oa processor oa 'mele o sebetsa e le li-processor cores tse peli tse utloahalang,' me o lumella li-software tse ngata-ngata ho sebetsana le likhoele ka ho bapa ka har'a processor ka 'ngoe.

Meroalo e meng ea mosebetsi, ho kenyeletsoa le tse ngata tsa HPC, e hlokomela sephetho se sa nke lehlakore kapa se se nang tšebetso hantle ha CPU SMT e buletsoe. Lisebelisoa tse ling, eseng feela mantlha, li na le laesense ea khoele ea Hardware joalo ka ha e lumelletsoe. Ka mabaka ao, ho ka ba molemo ho tima CPU SMT ho EPYC 9004 Series processor ea hau. Ntle le moo, lits'ebetso tse ling ha li na tšehetso bakeng sa x2APIC ka har'a processor ea EPYC 9004 Series e lumelletsoeng, e hlokahalang ho ts'ehetsa ho feta likhoele tse 255. Haeba u sebelisa sistimi e sa tšehetseng ts'ebetsong ea x2APIC ea AMD, 'me u na le li-processor tse peli tsa 64-core tse kentsoeng, u tla hloka ho tima CPU SMT. Letlapa la 3 le akaretsa litlhophiso.

U lokela ho leka khetho ea CPU hyperthreading ka bobeli e nolofalitsoe ebile e holofetse tikolohong ea hau e ikhethileng. Haeba o sebelisa sesebelisoa se nang le khoele e le 'ngoe, o lokela ho tima hyperthreading.

Lethathamo la 3. Litlhophiso tsa CPU SMT

Tlhophiso Dikgetho
Taolo ea CPU SMT ● Auto: e sebelisa likhoele tse peli tsa Hardware ho mantlha

● Thibela: e sebelisa khoele e le 'ngoe ea hardware motheong ka mong

● Numella: e sebelisa khoele ea hardware e habeli ka konokono

Secure Virtual Machine (SVM) mokhoa
Mokhoa o Sireletsehileng oa Mochini oa Virtual (SVM) o nolofalletsa likarolo tsa processor virtualization mme o lumella sethala ho tsamaisa lits'ebetso tse ngata tsa ts'ebetso le lits'ebetso ka likarolo tse ikemetseng. Mokhoa oa AMD SVM o ka hlophisoa ho e 'ngoe ea litekanyetso tse latelang:

  • E holofetse: processor ha e lumelle virtualization.
  • E nolofalitsoe: processor e lumella lits'ebetso tse ngata tsa ts'ebetso ka likarolo tse ikemetseng.

Haeba boemo ba ts'ebeliso ea hau bo sa hloke virtualization, joale tima theknoloji ea AMD virtualization. Ka mor'a hore virtualization e koetsoe, hape thibela khetho ea AMD IOMMU, e ka bakang phapang ea latency bakeng sa ho fihlella mohopolo. Letlapa la 4 le akaretsa litlhophiso.

Lethathamo la 4. Litlhophiso tsa khetho ea Virtualization

Tlhophiso Dikgetho
SVM ● E lumelletsoe

● E holofetse

DF C-e bolela
Joalo ka li-cores tsa CPU, AMD Infinity Fabric e ka ea libakeng tse tlase tsa matla ha e sa sebetse. Leha ho le joalo, ho tla ba le tieho ha u khutlela mokhoeng oa matla a felletseng, e leng se bakang jitter ea latency. Mosebetsing o fokolang haholo kapa o nang le I/O e phatlohileng, o ka tima tšobotsi ea "C-states" ea Data Fabric (DF) ho fihlela ts'ebetso e eketsehileng, ka phapanyetsano ea tšebeliso e phahameng ea matla. Letlapa la 5 le akaretsa litlhophiso.

Lethathamo la 5. DF C-e bolela

Tlhophiso Dikgetho
DF C-e bolela ● Auto / E nolofalitsoe: e lumella AMD Infinity Fabric ho kena boemong bo tlaase ba matla

● E holofetse: e thibela AMD Infinity Fabric ho kena boemong bo tlaase ba matla

ACPI SRAT L3 Cache e le NUMA Domain

Ha ACPI SRAT L3 Cache e le sebaka sa NUMA Domain se lumelloa, cache e 'ngoe le e 'ngoe ea Layer-3 e hlahisoa e le node ea NUMA. Ka Cache ea Layer 3 e le sebaka sa NUMA Domain (L3CAN), cache ka 'ngoe ea Layer-3 (e le 'ngoe ho CCD) e pepesitsoe e le node ea eona ea NUMA. Bakeng sa mohlalaample, processor e le 'ngoe e nang le li-CCD tse 8 e tla ba le li-node tse 8 tsa NUMA: e le' ngoe bakeng sa CCD ka 'ngoe. Sistimi ea li-processor tse peli e tla ba le li-node tse 16 tsa NUMA.

Tlhophiso ena e ka ntlafatsa ts'ebetso bakeng sa mojaro o ntlafalitsoeng oa NUMA haeba moroalo oa mosebetsi kapa likarolo tsa mojaro oa mosebetsi o ka thathamisoa ho li-cores ho CCX le haeba li ka rua molemo ka ho arolelana cache ea Layer-3. Ha peakanyo ena e tingoa, libaka tsa NUMA li khetholloa ho latela litlhophiso tsa paramethara ea NUMA NPS.

Litsamaiso tse ling tsa ts'ebetso le li-hypervisors ha li etse kemiso ea ho tseba Layer 3, 'me mesebetsi e meng e rua molemo ka hore Layer 3 e phatlalatsoe e le sebaka sa NUMA. Letlapa la 6 le akaretsa litlhophiso.

Lethathamo la 6. ACPI SRAT Layer 3 Cache e le litlhophiso tsa sebaka sa NUMA

Tlhophiso Dikgetho
ACPI SRAT L3 Cache Joalo ka Sebaka sa NUMA ● Auto (e holofetse)

● Thibela: ha e tlalehe cache ka 'ngoe ea Layer-3 e le sebaka sa NUMA ho OS

● Numella: e tlaleha cache e 'ngoe le e 'ngoe ea Layer-3 e le sebaka sa NUMA ho OS

Algorithm Performance Boost Disable (APBDIS)

E u lumella ho khetha boleng ba ho tima boleng ba Algorithm Performance Boost (APB) bakeng sa SMU. Boemong ba kamehla, AMD Infinity Fabric e khetha pakeng tsa oache ea masela a matla a felletseng le a tlase le oache ea mohopolo, e ipapisitseng le ts'ebeliso ea lesela le mohopolo. Leha ho le joalo, maemong a mang a kenyelletsang bandwidth e tlase empa sephethephethe se sa tsotelleng
(le li-memory latency checkers), Phetoho ho tloha ho matla a tlaase ho ea ho matla a feletseng e ka ama latency hampe. Ho beha APBDIS ho 1 (ho tima Algorithm Performance Boost [APB]) le ho hlakisa boemo bo tsitsitseng ba Infinity Fabric P-state ea 0 ho tla qobella Infinity Fabric le li-memory controller hore li be le matla a felletseng, ho tlosa jitter efe kapa efe e joalo ea latency. Li-processor tse ling tsa CPU le likhetho tsa batho ba memori li hlahisa boemo boo ho bona ho beha boemo bo tsitsitseng ba Infinity Fabric P-state ea 1 ho tla fokotsa latency ea memori ka litšenyehelo tsa bandwidth ea memori. Peakanyo ena e ka tswela molemo ditshebediso tse tsebahalang ka ho ba le memori ya latency. Letlapa la 7 le akaretsa litlhophiso.

Lethathamo la 7. Litlhophiso tsa APBDIS

Tlhophiso Dikgetho
APBDIS ● Auto (0): seta APBDIS ea koloi bakeng sa SMU. Ena ke khetho ea kamehla.

● 0: e fetola ka matla Infinity Fabric P-state ho latela tšebeliso ea lihokelo

● 1: e nolofalletsa taolo e tsitsitseng ea Infinity Fabric P-state

E tsitsitseng SOC P-State SP5F 19h
E qobella P-state hore e ikemele kapa e itšetlehe, joalo ka ha ho tlalehiloe ke ntho ea ACPI _PSD. E fetola SOC P-State haeba APBDIS e butswe. moo, F e bolelang lelapa la processor.

Tlhophiso Dikgetho
E tsitsitseng SOC P-State SP5F 19h ● P0: Infinity Fabric P-state e sebetsang ka ho fetisisa

● P1: e latelang-e phahameng ka ho fetisisa ea Infinity Fabric P-state

● P2: e latelang-e phahameng ka ho fetisisa ea Infinity Fabric P-state ka mor'a P1

Litlhophiso tsa xGMI: khokahano lipakeng tsa li-sockets
Ka sistimi e nang le li-socket tse peli, li-processor li hokahane ka lihokela tsa socket-to-socket xGMI, karolo ea Infinity Fabric e kopanyang likarolo tsohle tsa SoC hammoho.
Mesebetsi e sa lemoheng ea NUMA e ka hloka boholo ba xGMI bandwidth ka lebaka la puisano e pharaletseng ea li-cross-socket. Mesebetsi e hlokometsoeng ke NUMA e kanna ea batla ho fokotsa matla a xGMI hobane ha ba na sephethephethe se sengata mme ba khetha ho sebelisa keketseho ea CPU boost. Bophara ba lane ea xGMI bo ka fokotsoa ho tloha ho x16 ho ea ho x8 kapa x2, kapa sehokelo sa xGMI se ka koaloa haeba tšebeliso ea matla e phahame haholo.

tlhophiso ea sehokelo sa xGMI le 4-link xGMI max speed (Cisco xGMI max Speed)

U ka beha palo ea lihokelo tsa xGMI le lebelo le phahameng la sehokelo sa xGMI. Ho beha boleng bona lebelong le tlase ho ka boloka matla a sa sebetseng a ka sebelisoang ho eketsa maqhubu a mantlha kapa ho fokotsa matla ka kakaretso. E boetse e fokotsa bandwidth ea cross-socket mme e eketsa latency ea cross-socket. Cisco UCS C245 M8 Rack Server e tšehetsa lihokelo tse 'nè tsa xGMI ka lebelo le phahameng la 32 Gbps.
Litlhophiso tsa Cisco xGMI max Speed ​​li lumella ho lokisa xGMI Link configuration le 4-Link/3-Link xGMI Max Speed. Ho nolofalletsa Cisco xGMI max speed ho tla beha xGMI Link Configuration ho 4, le 4-Link xGMI Max Speed ​​ke 32 Gbps. Ho thibela litlhophiso tsa Cisco xGMI Max Speed ​​ho tla sebelisa litekanyetso tsa kamehla.

Letlapa la 8 le akaretsa litlhophiso.

Lethathamo la 8. Litlhophiso tsa lihokelo tsa xGMI

Tlhophiso Dikgetho
Cisco xGMI Max Lebelo ● E thibetsoe (ea kamehla)

● E lumelletsoe
xGMI Link Configuration ● Auto

● 1

● 2

● 3

● 4
4-Link xGMI Max Lebelo ● Auto (25 Gbps)

● 20 Gbps

● 25 Gbps

● 32 Gbps
3-Link xGMI Max Lebelo ● Auto (25 Gbps)

● 20 Gbps

● 25 Gbps

● 32 Gbps

Hlokomela: Karolo ena ea BIOS e sebetsa feela ho Cisco UCS X215c M8 Compute Nodes le Cisco UCS C245 M8 Rack Servers tse nang le litlhophiso tsa 2-socket.

Ts'ebetso ea CPU e ntlafalitsoeng
Khetho ena ea BIOS e thusa basebelisi ho fetola litlhophiso tse ntlafalitsoeng tsa ts'ebetso ea CPU. Ha e lumelletsoe, khetho ena e lokisa litlhophiso tsa processor mme e nolofalletsa processor ho sebetsa ka mokhoa o mabifi, e ka ntlafatsang ts'ebetso ea CPU ka kakaretso empa e ka fella ka tšebeliso e phahameng ea matla. Litekanyetso tsa khetho ena ea BIOS e ka ba Auto kapa Disabled. Ka mokhoa o ikhethileng, khetho e ntlafalitsoeng ea ts'ebetso ea CPU e koetsoe.

Hlokomela: Karolo ena ea BIOS e sebetsa feela ho Cisco UCS X215c M8 Compute Nodes le Cisco UCS C245 M8 Rack Servers. Ha khetho ena e lumelletsoe, re khothaletsa haholo ho beha pholisi ea balateli ka matla a maholo.

Ka ho sa feleng, tlhophiso ena ea BIOS e koetsoe.

Litlhophiso tsa memori

U ka hlophisa litlhophiso tsa memori tse hlalositsoeng karolong ena.

NUMA Nodes Per Socket (NPS)

Tlhophiso ena e u lumella ho hlakisa palo ea tse lakatsehang tsa NUMA Nodes Per Socket (NPS) mme e nolofalletsa khoebo lipakeng tsa ho fokotsa latency ea memori ea lehae bakeng sa meroalo e tsebahalang ea NUMA kapa e bapisang haholo le ho eketsa bandwidth ea memori ea mantlha bakeng sa meroalo e sa sebetseng ea NUMA. Socket interleave (NPS0) e tla leka ho kopanya li-sockets tse peli hore e be node e le 'ngoe ea NUMA. Li-processor tsa 4th Gen AMD EPYC li tšehetsa palo e fapaneng ea boleng ba NUMA NPS ho latela topology ea ka hare ea NUMA ea processor. NPS2 le NPS4 e kanna ea se be likhetho ho li-processor tse itseng kapa tse nang le memori e itseng.

Ho li-server tse nang le sokete e le 'ngoe, palo ea li-node tsa NUMA ka sokete e ka ba 1, 2, kapa 4, leha e se litekanyetso tsohle tse tšehetsoeng ke processor e ngoe le e ngoe. Ts'ebetso ea lits'ebetso tse ntlafalitsoeng haholo ke NUMA e ka ntlafatsoa ka ho beha palo ea li-node tsa NUMA ka sokete ho boleng bo tšehetsoeng bo fetang 1.

Tlhophiso ea kamehla (Domain e le 'ngoe ea NUMA ka sokete) e khothaletsoa bakeng sa mesebetsi e mengata. NPS4 e buelloa bakeng sa High-Performance Computing (HPC) le mesebetsi e meng e bapileng haholo. Ha u sebelisa li-adapter tsa marang-rang tsa 200-Gbps, NPS2 e ka khethoa ho fana ka sekisetsa pakeng tsa latency ea memori le bandwidth ea memori bakeng sa Network Interface Card (NIC).

Peakanyo ena e ikemetse ho Advanced Configuration and Power Interface (ACPI) Static Resource Affinity Table (SRAT) Layer- 3 (L3) cache e le sebaka sa NUMA Domain. Ha ACPI SRAT L3 Cache e le NUMA Domain e nolofalitsoe, tlhophiso ena e tla etsa qeto ea granularity ea memori. Ka NPS1, liteishene tse robeli tsa memori li hokahantsoe. Ka NPS2, liteishene tse ling le tse ling tse nne li hokahantsoe. Ka NPS4, liteishene tse peli li hokahane. Letlapa la 9 le akaretsa litlhophiso.

Lethathamo la 9. Litlhophiso tsa NUMA NPS

Tlhophiso Dikgetho
NUMA Nodes ka Socket ● Auto (NPS1)

● NPS0: memori ea ho kena ka har'a likanale tsohle ka li-sockets ka bobeli (ha e khothalletsoe).

● NPS1: memori ea nako e kenang e fihlella likanaleng tsohle tse robeli soketeng ka 'ngoe; e tlaleha node e le 'ngoe ea NUMA ka sokete (ntle le haeba Cache ea L3 kaha NUMA e lumelletsoe).

● NPS2: memori ea interleave e fihlella ho pholletsa le lihlopha tsa mechine e mene (ABCD le EFGH) ka har'a sokete ka 'ngoe; e tlaleha li-node tse peli tsa NUMA ka soketeng (ntle le haeba Cache ea L3 kaha NUMA e lumelletsoe).

● NPS4: memori ea nakoana e fihlella liteishene tse peli (AB, CD, EF, le GH) soketeng ka 'ngoe; e tlaleha li-node tse 'ne tsa NUMA ka soketeng (ntle le haeba Cache ea L3 kaha NUMA e lumelletsoe).

Setsi sa Tsamaiso ea Memori ea I/O (IOMMU)
Yuniti ya Taolo ya Memori ya I/O (IOMMU) e fana ka melemo e mmalwa mme e a hlokeha ha o sebedisa x2 programmable interrupt controller (x2APIC). Ho nolofalletsa IOMMU ho lumella lisebelisoa (tse kang EPYC e kopantseng SATA controller) ho hlahisa likopo tse arohaneng tsa tšitiso (IRQs) bakeng sa sesebelisoa se seng le se seng se khomaretsoeng sebakeng sa IRQ e le 'ngoe bakeng sa tsamaiso e nyenyane. IOMMU e boetse e lumella lisebelisoa tsa ts'ebetso ho fana ka tšireletso e eketsehileng bakeng sa Direct Memory Access (DMA) - lisebelisoa tse khonang tsa I/O. IOMMU e boetse e thusa ho sefa le ho lokisa litšitiso tsa lisebelisoa tsa peripheral. Letlapa la 10 le akaretsa litlhophiso.

Lethathamo la 10. Litlhophiso tsa IOMMU

Tlhophiso Dikgetho
IOMMU ● Auto (e lumelletsoe)

● E holofetse: thibela tšehetso ea IOMMU

● E lumelletsoe: nolofalletsa tšehetso ea IOMMU

Ho kopana ha memori
Memory interleaving ke mokhoa oo li-CPU li o sebelisang ho eketsa bandwidth ea memori e fumanehang bakeng sa ts'ebeliso. Ntle le ho kenella, li-block blocks tse latellanang, hangata li-cache line, li baloa ho tsoa bankeng e tšoanang ea memori. Software e balang mohopolo ka tatellano e tla hloka ho emela hore ts'ebetso ea phetiso ea memori e phethehe pele e qala phihlello e latelang ea memori. Ha memori e kenella e nolofalitsoe, li-memory blocks tse latellanang li libankeng tse fapaneng, kahoo kaofela li ka kenya letsoho ho "bandwidth" ea memori eo lenaneo le ka e fihlelang.
AMD e khothaletsa hore liteishene tsohle tse robeli tsa memori ka socket ea CPU li kenngoe ka liteishene tsohle tse nang le matla a lekanang. Mokhoa ona o nolofalletsa tsamaiso ea memori hore e sebetse ka mokhoa oa litsela tse robeli, e leng se lokelang ho fana ka ts'ebetso e ntle ka ho fetisisa maemong a mangata. Letlapa la 11 le akaretsa litlhophiso.

Lethathamo la 11. Litlhophiso tsa memori tse kopanyang

Tlhophiso Dikgetho
Ho kopana ha memori ● E lumelletsoe: ho kena-kenana ho lumelletsoe ka tlhophiso ea DIMM e tšehetsoeng.

● Thibela: ha ho ho kena-kenana ho etsoang.

Litlhophiso tsa matla

U ka hlophisa litlhophiso tsa boemo ba matla bo hlalositsoeng karolong ena.

Ts'ebetso ea mantlha e matlafatsa
Karolo ea mantlha ea ho matlafatsa ts'ebetso e lumella processor hore e fetohele ho lebelo le holimo ho feta frequency ea CPU, ho ipapisitsoe le boteng ba matla, hlooho ea mocheso, le palo ea li-cores tse sebetsang tsamaisong. Ho matlafatsa ts'ebetso ea mantlha ho ka baka jitter ka lebaka la phetoho ea khafetsa ea li-processor cores.
Mesebetsi e meng ha e hloke ho sebetsa ka lebelo le phahameng la mantlha ho fihlela maemo a amohelehang a ts'ebetso. Ho fumana ts'ebetso e ntle ea matla, o ka seta maqhubu a matla a mantlha a boost. Tlhophiso ena ha e u lumelle ho beha maqhubu a tsitsitseng; e fokotsa feela lebelo le phahameng la boost. Ts'ebetso ea 'nete ea matlafatso e ipapisitse le lintlha tse ngata le litlhophiso tse ling tse boletsoeng tokomaneng ena. Letlapa la 12 le akaretsa litlhophiso.

Letlapa la 12. Litlhophiso tse matlafatsang ts'ebetso ea mantlha

Tlhophiso Dikgetho
Ts'ebetso ea mantlha e matlafatsa ● Auto (enabled): e lumella processor ho fetela ho maqhubu a phahameng (turbo frequency) ho feta

maqhubu a motheo a CPU

● E emisitsoe: e tima CPU core boost frequency

Taolo ea lefatše ea C-state

C-states ke processor ea CPU core e sa sebetseng ea matla. C0 ke boemo ba ts'ebetso eo ho eona litaelo li sebetsoang, 'me li-C-states tse nang le linomoro tse phahameng (C1, C2, joalo-joalo) ke linaha tse nang le matla a tlaase moo motheo o sa sebetseng. Boemo ba Global C-state bo ka sebelisoa ho nolofalletsa le ho tima C-states ho seva. Ka ho sa feleng, taolo ea lefats'e ea C-state e behiloe ho Auto, e nolofalletsang li-cores ho kena libakeng tse tlaase tsa matla; sena se ka baka jitter ka lebaka la phetoho ea khafetsa ea li-processor cores. Ha tlhophiso ena e koetsoe, li-CPU cores li tla sebetsa libakeng tsa C0 le C1. Letlapa la 13 le akaretsa litlhophiso.

C-states e pepesoa ka lintho tsa ACPI mme e ka kopuoa ka matla ke software. Software e ka kopa phetoho ea boemo ba C ebang ke ka ho phethahatsa taelo ea HALT kapa ka ho bala ho tsoa atereseng e itseng ea I/O. Liketso tse nkiloeng ke processor ha li kena sebakeng se tlaase sa C-state li ka boela tsa hlophisoa ke software. Motheo oa processor oa 4th Gen AMD EPYC o etselitsoe ho ts'ehetsa libaka tse ka bang tharo tse boletsoeng ke AMD:
I/O-based C0, C1, le C2.

Letlapa la 13. Litlhophiso tsa lefats'e tsa C-state

Tlhophiso Dikgetho
Taolo ea lefatše ea C-state ● Auto (e nolofalitsoe): e nolofalletsa I/O-based C-states

● E holofalitsoeng: e thibela I/O-based C-states

Li-prefetcher tsa lisebelisoa tsa Layer-1 le Layer-2
Boholo ba mesebetsi bo rua molemo tšebelisong ea li-prefetcher tsa Layer-1 le Layer-2 stream (L1 Stream HW Prefetcher le L2 Stream HW Prefetcher) ho bokella lintlha le ho boloka lipeipi tsa mantlha li sebetsa. Leha ho le joalo, meroalo e meng ea mesebetsi ha e iketsahalle feela ka tlhaho 'me e tla finyella ts'ebetso e ntlafetseng ka kakaretso haeba e mong kapa bobeli ba prefetchers ba holofetse. Ka ho sa feleng, li-prefetcher ka bobeli li ea lumelloa. Letlapa la 14 le akaretsa litlhophiso.

Letlapa la 14. Litlhophiso tsa prefetcher ea hardware ea Layer-1 le Layer-2

Tlhophiso Dikgetho
L1 Phalla HW Prefetcher ● Auto (Buletsoe)

● Thibela: e tima prefetcher

● Numella: e nolofalletsa prefetcher
L2 Phalla HW Prefetcher ● Auto (Buletsoe)

● Thibela: e tima prefetcher

● Numella: e nolofalletsa prefetcher

Determinism slider
The Determinism slider e lumella ho khetha pakeng tsa ts'ebetso e ts'oanang ho pholletsa le litsamaiso tse lokiselitsoeng ka mokhoa o ts'oanang setsing sa data, ka ho beha seva ho Setlhophiso sa Ts'ebetso, kapa ts'ebetso e phahameng ea sistimi efe kapa efe ea motho ka mong empa ka ts'ebetso e fapaneng ho pholletsa le setsi sa data, ka ho beha seva ho Setlhophiso sa Matla. Ha Determinism slider e setetswe ho Performance, etsa bonnete ba hore Thermal Design Power (cTDP) le Package Power Limit (PPL) e ka bewang boleng bo tshwanang. Setlhophiso sa kamehla (Auto) bakeng sa li-processor tse ngata ke mokhoa oa Performance determinism, o lumellang processor ho sebetsa maemong a tlase a matla ka ts'ebetso e ts'oanang. Bakeng sa ts'ebetso e phahameng, seta Determinism slider ho Matla. Letlapa la 15 le akaretsa litlhophiso.

Letlapa la 15. Litlhophiso tsa slider tsa Determinism

Tlhophiso Dikgetho
Determinism slider ● Auto: setting ena e lekana le kgetho ya Tshebetso.

● Matla: e netefatsa maemo a phahameng a ts'ebetso bakeng sa CPU ka 'ngoe ho palo e kholo ea li-CPU tse hlophisitsoeng ka ho ts'oara li-CPU ha feela li fihla ho cTDP e tšoanang.

● Ts'ebetso: e netefatsa maemo a ts'ebetso a ts'ebetso ho palo e kholo ea li-CPU tse hlophisitsoeng ka ho ts'oara li-CPU tse ling hore li sebetse ka matla a tlase.

CPPC: Taolo ea Ts'ebetso ea Ts'ebetso ea Tšebelisano
Collaborative processor Performance Control (CPPC) e ile ea hlahisoa ka ACPI 5.0 e le mokhoa oa ho buisana ka ts'ebetso lipakeng tsa sistimi e sebetsang le hardware. Mokhoa ona o ka sebelisoa ho lumella OS ho laola hore na turbo boost e ka sebelisoa neng ho leka ho boloka matla a matla. Ha se litsamaiso tsohle tsa ts'ebetso tse tšehetsang CPPC, empa Microsoft e qalile tšehetso ka Microsoft Windows 2016 le hamorao.
Letlapa la 16 le akaretsa litlhophiso.

Lethathamo la 16. Litlhophiso tsa CPPC

Tlhophiso Dikgetho
CPPC ● Auto

● E holofetse: e holofetse

● E lumelletsoe: e lumella OS ho etsa likopo tsa ho ntlafatsa ts'ebetso le matla ka ACPI CPPC

matla a profile khetho F19h
Khetho ea DF P-state ho profile pholisi e tlositsoe holimo ke mofuta oa P-state, khetho ea BIOS, kapa khetho ea APB_DIS BIOS, moo F e bolelang lelapa la processor mme M e supa mohlala.

Litlhophiso Dikgetho
Matla profile khetho F19h ● Mokhoa o sebetsang hantle

● Boemo ba tshebetso e phahameng

● Mokhoa o phahameng oa ho sebetsa oa I/O

● Mokgwa wa tshebetso ya memori e leka-lekaneng

● Mokhoa oa ho sebetsa oa mantlha o leka-lekaneng

● Mokhoa o leka-lekaneng oa memori ea mantlha

● Auto

Leano la taolo ea balateli
Leano la balateli le u thusa ho laola lebelo la fan ho fokotsa tšebeliso ea matla a seva le maemo a lerata. Pele ho ts'ebeliso ea pholisi ea fan, lebelo la fan le ile la eketseha ka bohona ha mocheso oa karolo efe kapa efe ea seva o feta moeli o behiloeng. Ho thusa ho etsa bonnete ba hore lebelo la fan le tlase, lithempereichara tsa likarolo li ne li atisa ho behoa ho litekanyetso tse phahameng. Le hoja boitšoaro bona bo ne bo lumellana le litlhophiso tse ngata tsa seva, ha boa ka ba sebetsana le maemo a latelang:

  • Boholo ba ts'ebetso ea CPU: Bakeng sa ts'ebetso e phahameng, li-CPU tse ling li tlameha ho theoleloa ka tlase ho mocheso o behiloeng. Pholiso ena e hloka lebelo le phahameng haholo la fan, e leng se fellang ka ho eketseha ha tšebeliso ea matla le maemo a lerata.
  • Tšebeliso e tlase ea matla: Ho thusa ho netefatsa tšebeliso e tlase ea matla, libapali li tlameha ho matha butle haholo, 'me maemong a mang, li eme ka botlalo ho li-server tse lumellang boitšoaro bona. Empa lebelo le liehang la fan le ka etsa hore li-server li futhumale haholo. Ho qoba boemo bona, o hloka ho mathela li-fan ka lebelo le itekanetseng ho feta lebelo le tlaase ka ho fetisisa.

U ka khetha melaoana e latelang ea balateli: 

  • E leka-lekane: Ena ke leano la kamehla. Tlhophiso ena e ka pholisa hoo e batlang e le tlhophiso efe kapa efe ea seva, empa e kanna ea se tšoanelehe bakeng sa li-server tse nang le likarete tsa PCIe, hobane likarete tsena li chesa habonolo.
  • Matla a Tlase: Tlhophiso ena e loketse li-server tse sa sebetseng hantle tse se nang likarete tsa PCIe.
  • Matla a Phahameng: Litlhophiso tsena li ka sebelisoa bakeng sa litlhophiso tsa seva tse hlokang lebelo la fan ho tloha ho liperesente tse 60 ho isa ho tse 85. Leano lena le loketse li-server tse nang le likarete tsa PCIe tse futhumatsang habonolo le tse nang le mocheso o phahameng. Bonyane lebelo la fan le behiloeng le leano lena le fapana bakeng sa sethala se seng le se seng sa seva, empa e batla e le ka har'a liperesente tse 60 ho isa ho tse 85.
  • Boholo ba Matla: Litlhophiso tsena li ka sebelisoa bakeng sa litlhophiso tsa seva tse hlokang lebelo le phahameng haholo la fan ho tloha lipakeng tsa 70 le 100%. Leano lena le loketse li-server tse nang le likarete tsa PCIe tse futhumatsang habonolo le tse nang le mocheso o phahameng haholo. Bonyane lebelo la fan le behiloeng le leano lena le fapana bakeng sa sethala se seng le se seng sa seva, empa se batla se le maemong a 70 ho isa ho 100%.
  • Acoustic: Lebelo la fan le fokotsehile ho fokotsa maemo a lerata libakeng tse sa utloeng bohloko. Sebakeng sa ho laola tšebeliso ea matla le ho thibela ho thetheha ha likaroloana joalo ka mefuteng e meng, khetho ea Acoustic e ka fella ka ho tsikitlanya ha nako e khuts'oane ho fihlela boemo bo tlase ba lerata. Ho sebelisa leano lena la taolo ea balateli ho ka baka litlamorao tsa nako e khuts'oane tsa ts'ebetso ea nakoana.

Hlokomela: Leano lena le ka lokisoa bakeng sa li-server tsa Cisco UCS C-Series M8 tse ikemetseng ho sebelisa khomphutha ea Cisco Integrated Management Controller (IMC) le mookameli oa Cisco IMC. Ho tsoa ho Cisco IMC web khomphutha, khetha Compute > Maano a Matla > Configured Fan Policy > Fan Policy.

Bakeng sa li-server tsa Cisco Intersight®-tse laoloang ke C-Series M8, leano lena le ka lokisoa ho sebelisoa maano a balateli.

Litlhophiso tsa BIOS bakeng sa Cisco UCS X215c M8 Compute Node, Cisco UCS C245 M8 Rack Servers, le Cisco UCS C225 M8 Rack Servers.

Letlapa la 17 le thathamisa mabitso a matšoao a BIOS, li-default, le litekanyetso tse tšehetsoeng bakeng sa li-server tsa Cisco UCS M8 tse nang le malapa a processor a AMD EPYC 4th gen le 5th Gen.

Letlapa la 17. Mabitso a matšoao a BIOS le litekanyetso

Lebitso la token ea BIOS Boleng ba kamehla Litekanyetso tse tšehetsoeng
processor
Mokhoa oa CPU SMT Auto (e lumelletsoe) Auto, E nolofalitsoe, E holofetse
Mokhoa oa SVM E lumelletsoe E lumelletsoe, E holofetse
DF C-e bolela Auto (e lumelletsoe) Auto, E nolofalitsoe, E holofetse
ACPI SRAT L3 Cache e le NUMA

Sebaka

 Auto (e holofetse) Auto, E nolofalitsoe, E holofetse
APBDIS Auto (0) Auto, 0, 1
E tsitsitseng SOC P-State SP5F 19h P0 P0, P1, P2
4-link xGMI max lebelo* Auto (32Gbps) Auto, 20Gbps, 25Gbps, 32Gbps
Ts'ebetso ea CPU e ntlafalitsoeng* E holofetse Auto, E holofetse
Mohopolo
NUMA nodes ka sokete Auto (NPS1) Auto, NPS0, NPS1, NPS2, NPS4
IOMMU Auto (e lumelletsoe) Auto, E nolofalitsoe, E holofetse
Ho kopana ha memori Auto (e lumelletsoe) Auto, E nolofalitsoe, E holofetse
Matla/ ​​tshebetso
Ts'ebetso ea mantlha e matlafatsa Auto (e lumelletsoe) Auto, E holofetse
Taolo ea lefatše ea C-state E holofetse Auto, E nolofalitsoe, E holofetse
L1 Phalla HW Prefetcher Auto (e lumelletsoe) Auto, E nolofalitsoe, E holofetse
L2 Phalla HW Prefetcher Auto (e lumelletsoe) Auto, E nolofalitsoe, E holofetse
Determinism slider Auto (matla) Auto, Matla, Tshebetso
CPPC Auto (e holofetse) Auto, E holofalitsoe, E nolofalitsoe
Lebitso la token ea BIOS Boleng ba kamehla Litekanyetso tse tšehetsoeng
Matla profile khetho F19h Mokhoa o phahameng oa ts'ebetso Mokhoa o leka-lekaneng oa ts'ebetso ea memori, mokhoa oa ts'ebetso, mokhoa oa ts'ebetso e phahameng, mokhoa o phahameng oa ts'ebetso oa I/O, mokhoa o leka-lekaneng oa ts'ebetso ea mantlha, mokhoa o leka-lekaneng oa ts'ebetso ea mantlha.

Litlhahiso tsa BIOS bakeng sa mesebetsi e mengata e fapaneng ea sepheo se akaretsang

Karolo ena e akaretsa litlhophiso tsa BIOS tse khothalelitsoeng ho ntlafatsa meroalo ea mesebetsi e akaretsang:

  • Khokahano e matla
  • Ke/O-intensive
  • Matla a matla
  • Ho lieha ho tlase

Likarolo tse latelang li hlalosa mosebetsi o mong le o mong.

Mesebetsi e matla ea CPU

Bakeng sa mosebetsi o boima oa CPU, sepheo ke ho aba mosebetsi bakeng sa mosebetsi o le mong ho li-CPU tse ngata ho fokotsa nako ea ho sebetsa ka hohle kamoo ho ka khonehang. Ho etsa sena, o hloka ho tsamaisa likarolo tsa mosebetsi ka tatellano. Mokhoa o mong le o mong, kapa khoele, o sebetsana le karolo ea mosebetsi 'me o etsa lipalo ka nako e le 'ngoe. Hangata li-CPU li hloka ho fapanyetsana tlhahisoleseling kapele, tse hlokang lisebelisoa tse khethehileng tsa puisano.

Mesebetsi e mengata ea CPU hangata e rua molemo ho li-processor kapa memori e fihlelang maqhubu a phahameng a turbo bakeng sa mantlha a mang ka nako efe kapa efe. Litlhophiso tsa taolo ea matla a processor li ka sebelisoa ho thusa ho netefatsa hore keketseho efe kapa efe ea maqhubu a karolo e ka fihlelleha habonolo. Mesebetsi e mengata ea CPU ke mesebetsi e mengata, ka hona, lintlafatso li etsoa ka kakaretso ho eketsa lebelo la processor le lebelo la memori, 'me ho sebelisoa litokiso tsa ts'ebetso tseo hangata li ruang molemo ka nako e potlakileng ea komporo.

Mosebetsi o boima oa I/O

Lintlafatso tse matla tsa I/O ke litlhophiso tse itšetlehileng ka boholo ba ho feta lipakeng tsa I/O le memori. Likarolo tsa taolo ea matla tse thehiloeng ho processor tse amang ts'ebetso ho likhokahanyo lipakeng tsa I/O le memori li koetsoe.

Mesebetsi e baballang matla

Lintlafatso tse baballang matla ke litlhophiso tse tloaelehileng tse leka-lekaneng tsa ts'ebetso. Li thusa boholo ba mesebetsi ea likopo ha li ntse li nolofalletsa litlhophiso tsa taolo ea matla tse nang le tšusumetso e fokolang ts'ebetsong ka kakaretso. Litlhophiso tse sebelisoang bakeng sa mesebetsi e baballang matla li eketsa ts'ebetso e akaretsang ea ts'ebeliso ho fapana le ho sebetsa hantle ha matla. Litlhophiso tsa taolo ea matla a processor li ka ama ts'ebetso ha lits'ebetso tsa ts'ebetso ea virtualization li sebelisoa. Ka hona, litlhophiso tsena li khothaletsoa bakeng sa bareki bao ka tloaelo ba sa fetoleng BIOS bakeng sa mesebetsi ea bona.

Meroalo e tlase ea latency ea mosebetsi
Meroalo ea mesebetsi e hlokang latency e tlase, joalo ka khoebo ea lichelete le ts'ebetso ea nako ea nnete, e hloka hore li-server li fane ka karabo e ts'oanang ea sistimi. Meroalo e tlase ea latency ke ea bareki ba batlang palo e nyane ea computational latency bakeng sa mojaro oa bona oa mosebetsi. Lebelo le phahameng la ho sebetsa hangata li etsoa sehlabelo ho theola latency ea computational. Taolo ea matla a processor le likarolo tse ling tsa taolo tse ka hlahisang latency ea khomphutha li koetsoe.
Ho fihlela latency e tlase, o hloka ho utloisisa tlhophiso ea lisebelisoa tsa sistimi e tlas'a teko. Lintlha tsa bohlokoa tse amang linako tsa karabelo li kenyelletsa palo ea li-cores, likhoele tsa ts'ebetso ho mantlha, palo ea li-node tsa NUMA, CPU le litokisetso tsa memori ho topology ea NUMA, le topology ea cache sebakeng sa NUMA. Likhetho tsa BIOS ka kakaretso li ikemetse ho OS, 'me sistimi ea ts'ebetso ea morao-rao e lokiselitsoeng hantle e ea hlokahala ho fihlela ts'ebetso e ikemiselitseng.

Kakaretso ea litlhophiso tsa BIOS tse ntlafalitsoeng bakeng sa meroalo e mengata ea mosebetsi

Letlapa la 18 le akaretsa litlhophiso tsa BIOS tse ntlafalitsoeng bakeng sa meroalo e mengata ea mosebetsi.

Letlapa la 18. Litlhahiso tsa BIOS bakeng sa CPU-intensive, I/O-intensive, energy-chefety, le low-latency workloads.

Likhetho tsa BIOS Litekanyetso tsa BIOS (sethala sa kamehla) CPU e matla I/O e matla Matla bokgabane Ho lieha ho tlase
processor
Mokhoa oa CPU SMT Auto (e lumelletsoe) Auto Auto Auto E holofetse
Mokhoa oa SVM E lumelletsoe E lumelletsoe E lumelletsoe E lumelletsoe E holofetse
DF C-e bolela Auto (e lumelletsoe) Auto E holofetse Auto E holofetse
ACPI SRAT L3

Cache joalo ka Sebaka sa NUMA

 Auto (e holofetse) E lumelletsoe Auto Auto Auto
APBDIS Auto (0) 1 1 Auto Auto
E tsitsitseng SOC P-State SP5F 19h P0 P0 P0 P2 P0
4-link xGMI max lebelo Auto (32Gbps) Auto Auto Auto Auto
Ts'ebetso ea CPU e ntlafalitsoeng E holofetse Auto E holofetse E holofetse E holofetse
Mohopolo
NUMA nodes ka sokete Auto (NPS1) NPS4 NPS4 Auto Auto
IOMMU Auto (e lumelletsoe) Auto * Auto Auto E holofetse*
Mohopolo interleaving Auto (e lumelletsoe) Auto * Auto Auto E holofetse*
Likhetho tsa BIOS Litekanyetso tsa BIOS (sethala sa kamehla) CPU e matla I/O e matla Matla bokgabane Ho lieha ho tlase
Matla/ ​​tshebetso
Ts'ebetso ea mantlha matlafatsa Auto (e lumelletsoe) Auto Auto Auto E holofetse
Taolo ea lefatše ea C-State E holofetse E holofetse E lumelletsoe E lumelletsoe E holofetse
Molaetsa oa L1 HW Prefetcher Auto (e lumelletsoe) Auto Auto E holofetse Auto
Molaetsa oa L2 HW Prefetcher Auto (e lumelletsoe) Auto Auto E holofetse Auto
Determinism slider Auto (matla) Auto Auto Auto Tshebetso
CPPC Auto (e holofetse) Auto Auto E lumelletsoe Auto
matla a profile khetho F19h Mokhoa o phahameng oa ts'ebetso Mokhoa o phahameng oa ts'ebetso Boemo bo phahameng ba ts'ebetso ea I/O Mokhoa o sebetsang hantle Mokhoa o phahameng oa ts'ebetso

Hlokomela: Li-tokens tsa BIOS tse nang le * tse totobalitsoeng li sebetsa feela bakeng sa Cisco UCS X215c M8 Compute Nodes le Cisco UCS C245 M8 Rack Servers.

Haeba boemo ba ts'ebeliso ea hau bo sa hloke virtualization, joale tima theknoloji ea AMD virtualization. Ha virtualization e holofetse, hape thibela khetho ea AMD IOMMU. E ka baka phapang ea latency bakeng sa phihlello ea memori. Bona the Tataiso ea ho lokisa ts'ebetso ea AMD bakeng sa lintlha tse ling.

Litlhahiso tse ling tsa BIOS bakeng sa mesebetsi ea khoebo

Karolo ena e akaretsa litlhophiso tse nepahetseng tsa BIOS bakeng sa mesebetsi e mengata ea likhoebo:

  • Virtualization
  • Lijana
  • Relational Database (RDBMS)
  • Setsi sa Tlhahlobo (Bigdata)
  • Mesebetsi ea HPC

Likarolo tse latelang li hlalosa mosebetsi o mong le o mong oa khoebo.

Mesebetsi e mengata ea Virtualization
AMD Virtualization Technology e fana ka taolo, tšireletseho, le ho feto-fetoha ha maemo maemong a IT a sebelisang litharollo tsa software tse thehiloeng ho software. Ka thekenoloji ena, seva se le seng se ka aroloa 'me se ka hlahisoa e le li-server tse' maloa tse ikemetseng, tse lumellang seva hore se tsamaise lits'ebetso tse fapaneng tsamaisong ea ts'ebetso ka nako e le 'ngoe. Ho bohlokoa ho nolofalletsa AMD Virtualization Technology ho BIOS ho ts'ehetsa meroalo ea mesebetsi ea nnete.

Li-CPU tse ts'ehetsang ts'ebeliso ea lisebelisoa tsa Hardware li thusa processor ho tsamaisa lits'ebetso tse ngata tsa ts'ebetso ka mechini ea sebele. Ts'ebetso ena e kenyelletsa lintlha tse ngata hobane ts'ebetso ea sistimi e sebetsang e butle ha e bapisoa le ea OS ea matsoalloa.
Bakeng sa lintlha tse ling, sheba AMD's VMware vSphere Tuning Guide.

Meroalo ea mesebetsi ea setshelo
Ho kenya sethala sa ts'ebeliso le litšepeho tse amanang le sona ho patalla meaho ea motheo le liphapang tsa OS bakeng sa katleho. Sets'oants'o se seng le se seng se bokelloa ka har'a sephutheloana se le seng se nang le tikoloho eohle ea nako ea ho sebetsa, ho kenyeletsoa ts'ebeliso e nang le litšepeho tsohle tsa eona, lilaeborari le li-binaries tse ling, le litlhophiso. files e hlokahalang ho tsamaisa kopo eo. Lijana tse tsamaisang lits'ebetso tikolohong ea tlhahiso li hloka taolo ho netefatsa nako e ts'oanang. Haeba setshelo se theoha, setshelo se seng se hloka ho qala ka bohona.

Meroalo ea mosebetsi e lekanyang le ho sebetsa hantle ka tšepe e se nang letho e lokela ho bona sekhahla se ts'oanang sa sekhahla sebakeng sa setshelo se nang le ts'ebetso e nyane haholo. Mesebetsi e meng e kentsoeng ka har'a lisebelisoa e ka bona phapang ea ts'ebetso e haufi le 0% ha e bapisoa le tšepe e se nang letho. Sehlooho se seholo ka kakaretso se bolela hore litlhophiso tsa ts'ebeliso le/kapa tlhophiso ea sets'oants'o ha e so beoe hantle. Lihlooho tsena li ka nqane ho sebaka sa tataiso ena ea tokiso. Leha ho le joalo, boits'oaro ba ho leka-lekanya boima ba CPU ba Kubernetes kapa bahlophisi ba sethala sa 'mino oa lijana ba ka abela kapa ba kenya lits'ebetso tse kentsoeng ka har'a lisebelisoa ka tsela e fapaneng le tikolohong ea tšepe e se nang letho.

Bakeng sa lintlha tse ling, sheba AMD's Tataiso ea Tokiso ea Sets'oants'o sa Kubernetes.

Relational Database workloads
Ho kopanya RDBMS joalo ka Oracle, MySQL, PostgreSQL, kapa Microsoft SQL Server e nang le li-processor tsa AMD EPYC ho ka lebisa ts'ebetsong e ntlafetseng ea database, haholo-holo libakeng tse hlokang chelete e ngata ea lichelete, ho sebetsana le lipotso ka potlako, le tšebeliso e nepahetseng ea lisebelisoa. Meaho ea li-processor tsa AMD EPYC e lumella li-database ho sebelisa li-cores le likhoele tse ngata ka nepo, e leng molemo haholo bakeng sa meroalo ea mesebetsi, li-analytics le ts'ebetso e kholo ea data.

Ka bokhutšoanyane, ho sebelisa li-processor tsa AMD EPYC libakeng tsa RDBMS ho ka lebisa ntlafatsong e kholo ea ts'ebetso, scalability, le theko e tlaase, e leng se etsang hore e be khetho e matla bakeng sa tharollo ea database ea likhoebo.

Li-processor tsa 4th Gen AMD EPYC li fana ka Ts'ebetso e phahameng ea Kenyelletso / Sehlahisoa Motsotsoaneng (IOPS) le ts'ebetso bakeng sa datha tsohle. Ho khetha CPU e nepahetseng ho bohlokoa bakeng sa ho boloka ts'ebetso e nepahetseng ea ts'ebeliso ea database.

Bakeng sa lintlha tse ling, sheba AMD's Tataiso ea Tokiso ea RDBMS.

Litlhahlobo tse kholo tsa mesebetsi e mengata
Big Data Analytics e kenyelletsa tlhahlobo ea lintlha tse ngata ho senola mekhoa e patiloeng, likamano, le lintlha tse ling tse ka sebelisoang ho etsa liqeto tse betere. Sena se hloka matla a bohlokoa a khomphutha, matla a memori, le I/O bandwidth — libaka tseo li-processor tsa AMD EPYC li ipabolang ho tsona.

Li-processor tsa AMD EPYC li fana ka sethala se matla bakeng sa Big Data Analytics, se fanang ka matla a khomphutha, matla a memori, le I/O bandwidth e hlokahalang ho sebetsana le litlhoko tsa ts'ebetso e kholo ea data. Bokhopo ba bona, ho sebetsa hantle ha litšenyehelo, le matla a matla li ba etsa khetho e matla bakeng sa mekhatlo e batlang ho haha ​​kapa ho ntlafatsa lisebelisoa tsa eona tsa Big Data Analytics.

HPC (High-performance computing) meroalo ea mosebetsi

HPC e bua ka komporo e thehiloeng ho sehlopha e sebelisang li-node tse ngata tse hokahaneng le tse sebetsang ka ho bapa ho fokotsa nako e hlokahalang ho sebetsana le li-data tse kholo tse neng li ka nka nako e telele ho sebetsa tsamaisong efe kapa efe e le 'ngoe. Meroalo ea mesebetsi ea HPC e matla haholo 'me hangata e na le marang-rang a I/O haholo. Mesebetsi ea HPC e hloka boleng bo holimo

Likarolo tsa CPU le masela a marang-rang a lebelo le phahameng, a tlase-latency bakeng sa likhokahano tsa bona tsa Message Passing Interface (MPI).

Lihlopha tsa likhomphutha li kenyelletsa node ea hlooho e fanang ka ntlha e le 'ngoe bakeng sa ho tsamaisa, ho tsamaisa, ho beha leihlo le ho laola sehlopha. Lihlopha li boetse li na le karolo ea ka hare ea tsamaiso ea mosebetsi, e tsejoang e le kemiso, e laolang lintho tsohle tse kenang tsa mosebetsi (tse bitsoang mesebetsi). Ka tloaelo, mesebetsi e mengata ea HPC e hloka palo e kholo ea li-node tse nang le marang-rang a sa thibeleng a MPI e le hore a ka lekanya. Scalability ea li-node ke ntlha e le 'ngoe ea bohlokoahali ho khethollang ts'ebetso e ka sebelisoang ea sehlopha.

HPC e hloka marang-rang a phahameng a marang-rang a I/O. Ha o nolofalletsa tšehetso ea Direct Cache Access (DCA), lipakete tsa marang-rang li kena ka ho toba ka har'a cache ea processor ea Layer 3 ho e-na le memori e kholo. Mokhoa ona o fokotsa palo ea lipotoloho tsa HPC I / O tse hlahisoang ke mesebetsi ea HPC ha ho sebelisoa li-adapter tse itseng tsa Ethernet, tse eketsang ts'ebetso ea sistimi.

Bakeng sa lintlha tse ling, sheba AMD's Tataiso ea Tokiso ea Computing e Phahameng ea Ts'ebetso (HPC)..

Kakaretso ea litlhophiso tsa BIOS tse khothalelitsoeng bakeng sa mesebetsi e mengata ea likhoebo

Letlapa la 19 le akaretsa li-tokens tsa BIOS le litlhophiso tse khothaletsoang mesebetsing e fapaneng ea likhoebo.

Lethathamo la 19.
Litlhahiso tsa BIOS bakeng sa virtualization, lijana, RDBMS, analytics ea data e kholo, le mesebetsi e mengata ea HPC.

Likhetho tsa BIOS Litekanyetso tsa BIOS (sethala sa kamehla) Virtualization/ Setshelo RDBMS Lintlha tse kholo analytics HPC
processor
Mokhoa oa CPU SMT E lumelletsoe E lumelletsoe E lumelletsoe E holofetse E holofetse
Mokhoa oa SVM E lumelletsoe E lumelletsoe E lumelletsoe E lumelletsoe E lumelletsoe
DF C-e bolela Auto (E lumelletsoe) Auto E holofetse Auto Auto
ACPI SRAT L3 Cache

joalo ka Sebaka sa NUMA

 Auto (E holofetse) Auto Auto Auto Auto
APBDIS Auto (0) Auto 1 1 1
E tsitsitseng SOC P-State SP5F 19h P0 P0 P0 P0 P0
4-link xGMI max lebelo* Auto (32Gbps) Auto Auto Auto Auto
Ts'ebetso ea CPU e ntlafalitsoeng* E holofetse E holofetse E holofetse E holofetse Auto
Likhetho tsa BIOS Litekanyetso tsa BIOS (sethala sa kamehla) Virtualization/ Setshelo RDBMS Lintlha tse kholo analytics HPC
Mohopolo
NUMA nodes ka sokete Auto (NPS1) Auto NPS4 Auto NPS4
IOMMU Auto (E lumelletsoe) Auto Auto Auto Auto
Ho kopana ha memori Auto (E lumelletsoe) Auto Auto Auto Auto
Matla/ ​​tshebetso
Ts'ebetso ea mantlha matlafatsa Auto (E lumelletsoe) Auto Auto Auto Auto
Taolo ea lefatše ea C-State E holofetse E lumelletsoe E lumelletsoe E lumelletsoe E lumelletsoe
Molaetsa oa L1 HW Prefetcher Auto (E lumelletsoe) Auto Auto Auto Auto
Molaetsa oa L2 HW Prefetcher Auto (E lumelletsoe) Auto Auto Auto Auto
Determinism slider Auto (Matla) Auto Auto Auto Auto
CPPC Auto (E holofetse) E lumelletsoe Auto E lumelletsoe Auto
matla a profile khetho F19h Mokhoa o phahameng oa ts'ebetso Mokhoa o phahameng oa ts'ebetso Boemo bo phahameng ba ts'ebetso ea I/O Mokhoa o phahameng oa ts'ebetso Mokhoa o phahameng oa ts'ebetso

Hlokomela: Li-tokens tsa BIOS tse nang le * tse totobalitsoeng ha li sebetse feela bakeng sa sethala se le seng se ntlafalitsoeng joalo ka Cisco UCS C225 M8 1U Rack Server.

  • Haeba mesebetsi ea hau e na le li-vCPU tse 'maloa ka mochini o mong le o mong (ke hore, ka tlase ho kotara ea palo ea li-cores ka soketeng), litlhophiso tse latelang li atisa ho fana ka ts'ebetso e ntle ka ho fetisisa:
    • NUMA NPS (node ​​ka sokete) = 4
    • LLC Ha NUMA e ntse e bulela
  • Haeba mochini oa hau oa mosebetsi oa sebele o na le palo e kholo ea li-vCPU (ke hore, e fetang halofo ea palo ea li-cores ka soketeng), litlhophiso tse latelang li atisa ho fana ka ts'ebetso e ntle ka ho fetisisa:
    • NUMA NPS (node ​​ka sokete) = 1
    • LLC Ha NUMA e timme

Ho fumana lintlha tse ling, bona VMware vSphere Tuning Guide.

Tataiso ea tokiso ea sistimi e sebetsang bakeng sa ts'ebetso e phahameng

Microsoft Windows, VMware ESXi, Red Hat Enterprise Linux, le lits'ebetso tsa ts'ebetso tsa SUSE Linux li tla le likarolo tse ngata tse ncha tsa taolo ea matla tse nolofalitsoeng ke kamehla. Kahoo, o tlameha ho lokisa sistimi ea ts'ebetso ho fihlela ts'ebetso e ntle ka ho fetisisa.

Bakeng sa litokomane tse ling tsa ts'ebetso, bona Litataiso tsa tokiso ea ts'ebetso ea AMD EPYC.

Linux (Red Hat le SUSE)
'Musisi oa CPUfreq o hlalosa litšobotsi tsa matla a sistimi ea CPU, eo le eona e amang ts'ebetso ea CPU. 'Musisi e mong le e mong o na le boits'oaro ba hae bo ikhethang, morero, le ho tšoaneleha ho latela boima ba mosebetsi.

'Musisi oa ts'ebetso o qobella CPU ho sebelisa maqhubu a phahameng ka ho fetesisa a oache. Leqhubu lena le behiloe ka mokhoa o tsitsitseng mme ha le fetohe. Ka hona, 'musisi enoa ha a fane ka phaello ea ho boloka matla. E loketse feela lihora tse ngata tsa mosebetsi o boima, mme leha ho le joalo, ke ka linako tseo CPU e sa sebetseng (kapa ha ho mohla) e sa sebetseng. Litlhophiso tsa kamehla ke "ka tlhokeho," e lumellang CPU ho fihlela lebelo le phahameng la oache ha mojaro oa sistimi e le holimo, le maqhubu a bonyane oa oache ha sistimi e sa sebetse. Leha tlhophiso ena e lumella sistimi hore e fetole tšebeliso ea matla ho latela mojaro oa sistimi, e etsa joalo ka litšenyehelo tsa latency ho tloha ho frequency switching.

'Musisi oa ts'ebetso a ka beoa ho sebelisoa taelo ea cpupower: cpupower frequency-set -g tshebetso

Ho fumana lintlha tse ling, sheba lihokelo tse latelang:

  • Red Hat Enterprise Linux: Beha tšebetso ea 'musisi oa CPUfreq.
  • SUSE Enterprise Linux Server: Beha tšebetso ea 'musisi oa CPUfreq.

Microsoft Windows Server 2019 le 2022
Bakeng sa Microsoft Windows Server 2019, ka ho sa feleng, ho sebelisoa moralo oa matla o leka-lekaneng (o khothalelitsoeng). Tlhophiso ena e thusa ho boloka matla, empa e ka baka latency e eketsehileng (nako e liehang ea ho arabela mesebetsing e meng), 'me e ka baka mathata a ts'ebetso bakeng sa lisebelisoa tse matla tsa CPU. Bakeng sa ts'ebetso e phahameng, beha moralo oa matla ho Ts'ebetso e Phahameng.

Ho fumana lintlha tse ling, sheba sehokelo se latelang:

Microsoft Windows le Hyper-V: Beha leano la matla ho Ts'ebetso e Phahameng.

VMware ESXi
Ho VMware ESXi, taolo ea matla ea moamoheli e etselitsoe ho fokotsa tšebeliso ea matla ea mabotho a ESXi ha a ntse a sebelisoa. Beha leano la matla ho High Performance ho fihlela katleho e kholo.

Ho fumana lintlha tse ling, sheba lihokelo tse latelang:

VMware ESXi: Beha leano la matla ho Ts'ebetso e Phahameng.

Qetello

Ha o lokisa litlhophiso tsa BIOS bakeng sa ts'ebetso, o hloka ho nahana ka likhetho tse 'maloa tsa processor le memori. Haeba sepheo sa hau ke ts'ebetso e ntle ka ho fetisisa, etsa bonnete ba hore u khetha likhetho tse ntlafatsang ts'ebetso ho fapana le ho boloka matla. Hape leka ka likhetho tse ling, joalo ka "memory interleaving" le CPU hyperthreading. Habohlokoa le ho feta, lekola tšusumetso ea litlhophiso life kapa life tšebetsong eo lits'ebetso tsa hau li e hlokang.

Ho fumana lintlha tse ling

Bakeng sa tlhaiso-leseling e batsi ka Seva ea Cisco UCS M8 e nang le li-processor tsa AMD 4th gen & 5th gen, bona lisebelisoa tse latelang:

/b_IMM_Server_BIOS_Tokens_Guide.pdf

Ntlo-kholo ea Amerika
Litlhaloso tsa likarolo tsa Cisco Systems, Inc.
San Jose, CA
Ntlo-kholo ea Asia Pacific
Cisco Systems (USA) Pte. Ltd.
Singapore
Europe Ntlo-kholo
Cisco Systems International BV Amsterdam,
Netherlands

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Litokomane / Lisebelisoa

Cisco Performance Tuning bakeng sa Cisco UCS M8 Platforms [pdf] Buka ea Taelo
C245 M8, Performance Tuning for Cisco UCS M8 Platforms, Tuning for Cisco UCS M8 Platforms, Cisco UCS M8 Platforms, UCS M8 Platforms, M8 Platforms, Platforms

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