Ilanga Lwesimo Ngenhla Yezilo Lwesivicele Sodwa Kube Ngaphandle Kwesicwangciso

Iziphumo Zokuthinta kwi-DDR4 ngo Server Parallelism

Bank Grouping: Ukubuyisela Amaphatho Okufakelwayo Kwememe

Umthombo wobank grouping kwi Ukhozo lweDDR4 kulandelayo kukhubaza amaphatho okufakelwayo kwememe ngokungavunyelwe amabhenkiso kumahluko, okungakuvumela isinyathelo kunye nokuphucula kuhluke. Le siphumo sikukhangelwa kakhulu esethenjini zase-server apho amathreading amaningi kunye nokuthintela ngokulandelana kuhluke. Ngokubheka isikhatsi esidingekayo, ukuthi ukuhambisana nokubheka idatha kuhluke, ibank grouping ikuphucula amaprosesij abaningi, futhi i-DDR4 ifanele lokhu kuzama. Icase studies zidalise ukuthi ukuhlanganisa nobank grouping ungakusho amakhulu achasane e-20% kumalayithi okukhona, ukubonisa ukuthi ubungako bokuthi bungakuphucula kusinyathelo.

ukusebenza kwe-1.2V: Ukubalaseka kokuphakamisa ukufaka nokusenzeniso

Ukuthatha okwesiphi esikhundleni sokuqala kwe-1.2V kwi-technology yee-DDR4 yi-nye emanzini lokungabalingana ngephakathi lwe-uselebula nokusenzeniso kwe-efayile. Ukusebenza ngemvume ofanele kulapho olunye ulwandle, i-DDR4 ucabanga phambili usebenzela ukusebenzisa umoya, okuningi lokulandelana nokuhlola ukukhokha komoya. Kuvumelwa ukuthi ukusebenza ngemvume engeziwe kuhluke izinkinga zokusebenza ezidingekileyo phakathi we-30%. Ngokwesiphi, le-siphumo sikhangela ukuba kuhlanganise uphawu lwemibuzo, ukuhlaba usizo lwesistimu ngokugcina iminyaka yokusebenza.

Ukuphakama Kwemibuzo Engaphezulu Nge-Multi-Core

Ukugcina okuthi i-DDR4 ihlukene lokuhlola lusuphela umkhuhlane wefayela, ukuze kungenhle kuhlanganiswa kokubonisa amabandaweni futhi ukucabanga kokulandelana nokuzama ukufinyelela izinhlelo ezimbili. Ngokuyongeza amakheli, i-DDR4 iyafundisa ukuthi amalendelo angasemva ngokupheleleyo, uphakamise ukusebenzisa kwesistimu, ngokushesha kakhulu kakhulu kwi-operations zase-server ezinikezela amalendelo amanye amandla ngaphandle. Amatesi ase-benchmark ayahlala ukuba izisistimu ezithetha lehlukene loluhlukene lokuhlola labangela imibiko yesiphumo esikhize kakhulu nge-15% kunoma i-DDR3 ezintathu ezidlule, ukucabanga ukuthi kukho kuhloniphephe kuhlanganiswa kokubonisa amabandaweni edluleyo. Lomkhuhlane wenqanawe usetyenziswa ukuba izisistimu zihlabeleke ukwazi ukusebenza ngokukhangima kumalendelo ezingcinane ezifumanekayo ngaphandle.

Izindlela Zokubuyekeza Izinkinga Nge-Error Nokuhlola Okuthumele

Ukuproteketa Okuthile Kwe-Cyclic Redundancy Check (CRC)

U-Cyclic Redundancy Check (CRC) uyinkqubo enkulu lokugcina kwi-DDR4 amoduli zememe yomdlalo nakuvavanya iziphelo. Leli nqubo lingakwenza ukuba le nto elungileyo asibonise, okuningi lokuncane kuhluke kwezindlela ezifanayo ngokuthi udata alisusiwe, lokunyelelwa ngokukhishoni lapho luhlukanisiwe umculo wendawo. Izibophelelo zithi ukusetshenziswa kwe-CRC ziqhubeka ngokubona ukususa ukususiwe kwe-data, futhi uzihlinze ukusebenza nokuhlukaniswa kwesistemu. Ngokwesiphi, xa kunjani nezintsimbi eziningi zokuvavanya iziphelo, i-CRC ifanele yiyingxenye yesiphumo sokuhlukaniswa lokugcina ukudata, ubungakanako lokuhlola phakathi komphumela wesistemi.

Amasistimu Ama-On-Die Parity Validation

Amasistimu ye-parity yesi-die ziphumelela isicelo sikhulu lokukhombisa amaphutha amasinye esiqedweni kwi-DDR4, ukuze kuhambisane nokukhombiswa kwamaphutha ngokushesha ngenqanawe yamatirhali. Lomgcele wakwenzeka ngokubalulekile kakhulu kumva kwezinhlobo ezithile zokusebenza apho ukusukelwa kufunekayo. Ulwazi olubuyekezwe nokuhlola okuzilandelayo kubonisa ukuba khetho lokusebenzisa amasistimu ye-parity yesi-die singabheka ukusukelwa kwe-system ngemvume we-25%, ukucacisa lokuyisekelwa kumva kwezinhlobo ezifaneleyo. Ngokugcineneyo, i-parity yesi-die sikholelisa izidingo eziphumayo lokukhombisa amaphutha, usungula ukuphatha nokusukelwa kwe-system yenqanawe.

Amanethi Ama-thermal Odladwayo

Amaphutha amadine omncane we-thermal ezikhathaliseni kwi-moduli yedekethi le-DDR4 zihlola izigqibo esisodwa somhla ngemva kokugcina, okungakuhlangene nesiphumo sokubhekisisa ukuphumelela iimpahla zokushintsha. Ukusindiswa kwezilungiselelo zezimali zikhuluma ukuba ngokusebenzela lomdlobi wamandla wabasebenzi ayithumele amandla amanani, ukuhlola nokuhlola ukudibana komoya. Ukwenqanisa lokuncane olwandlelwanga lwesentile ngokusebenzisa amaphutha amadine we-thermal akuyabo abantu abangena ukukhetha imali emanzini kodwa kuzothelela ukufinyelela kwesimanani sesikhephe sasendaweni kunye nokuthuthukisa umoya wesimanani, futhi ukwenqanisa lokuncane olwandlelwanga lwesentile lizofika ukuthi lizokhuphela ukuthi lizobonakala kanye nokuthi lizosusa isistimu sokunyuka kakhulu kunesikhatsi esidingiwe.

Ama-FEATURE Zokuthuthukisa Okuningi Lokuhlola

Ukumirorha Kwememe Yokuqinisekisa

Ukubuyisela kwe-memory yinihlobo elikhona kakhulu lokuhlola uphawu lwendlela lokulandelana ngenqanawe, futhi ukusureka ukuba amandla kuhluke kumaphrojekthi apho amandla angakwazi ukuhlola. Leli nqanawe lingavumelela ukubuyisela ngendlela yokuphawula okanyeziweyo lokwenzeleleyo, okufanelela ukuba umdlalo wesayithi wamathathu alingene. Lolu nqanawe lindoda isikhombisa ukungabonakali iindlela zokugcina kwesayithi, uzokusureka amandla zakho kakhulu. Ngokusho ukuba amasayithi abangena nge-memory mirroring azikwazanga ukubuyisa kwi-backup memory space ngemizuzwana eminingi, uzokusureka amandla ezinethunywa.

Istriteji Zokubala Kwesayithi Lesihlathi Lesibuyiselwe

Ukugcina umlando wesiloshini lokusebenza ngokushesha kuhluke kumgaqirhi apho isikhatsi siphakeme, lokhu kungafanele ngazo zikhulu ezintsha. Lolu hlobo lomlandiso lungayisebenzisa ngokuzenzakalelayo iimemori yobakiphi okanye izilandelu ezifana ngephakathi komemori engaphambili ukuba kube ngqo iphutha lokusebenza, ukuhlawula amandla nokuhlola kwendawo yokulima nokususa. Izilondolozi zakho zingafanele, ngisho ngazo izindlela ezinethunywa njengamacloud services okanye amalayithi efinesi ayikhothazisayo amandla yokulima nokuhlola kwindawo yokulima. Ukuphinda ukusetshenziswa kokubona imemori yesiloshini esezizakalelayo akukhothanda ukufinyelela amandla nokuhlola kwindawo yokulima nokuhlola kwindawo yokusebenza, ukusureka ukususa amandla nokuhlola kwindawo yokusebenza, ukusureka ukuba izinhlelwa zihlabe ngaphandle komemori okubhekene nomdlalo.

Amamodi Abasebenza Yophuzu Yase-Refresh

Ukugcina ngephakamisi yomshado wesobukhulu (PASR) yikho esihle kuthiwa ngokulungiselela nokuhlala ekunene kwiqembu zomdlalo we-DDR4. Ngokubheka ukuphinda phindwe kwezikhatsi ezidingekayo, umsebenzi wakhiwo lokhu kulindela isandulembo senqanawe ngokushesha, usizo oluningi olusebenzayo okufanelelwa njengokuba kuninzi amahhadi eminingi ekuhlwanini kwemizuzo. Isiphumo sokuqinisekisa ukuhlala ekunene nokuhlala ekunene kwayo kuhluke iziqembu zomdlalo ngokungavumele ukuphinda phinde ngokukhathalelwa kakhulu. Ukusenzeniswa kweenergy nokuhlola kuhluke i-PASR ifanele kakhulu ezinye izindlela ezithile ukuthi zisuke zibonelele amaxwebhu okudingekayo ngokubhekana nokuvumelana nomthebiso.

Umkhuhlane weThermal nokuhlola kweComponets

Amahhadi Alendaweni Okusenzeniswa Kwegcino

Ukusebenza kwevolenti ethuphakene kunokungafinyelela lokulanda iserver ngokubonisa uphawu lwendawo, futhi ukusuka kokwabiwa kwakhona ukwenza ukuba zikhathale izicatshuleni zokuhlola. Izindawo zomthombo ezaziqondisiwe amaxesha ephakamisayo kwevolenti ezithuphakene zakhiyo kuhlelwa ukuba zibuyele ekunye 20% kudala lokufaka imali yokuhlola, usukela olunemigomo ombilini okufanele nokuthuthukisa indlela yezililo. Ukugcina lokuncane lokho kuhlanganisa ngezimo ezincane zezindlela nekuphawulwa kakhulu kwezindawo zomthombo, futhi ukuba kuhamba ngokubhebha kwiinkcukacha ezihluhleni kanye nokuziphatha komali.

Ukubophelela Kwamatirhaletsi Wosethulo Wesiqephu

Ukuphiwa kwezinto ezidingekayo kweemoduli zomeme yezilungu ezi-4 lishesha ngokuthi amathuluzi angasebenzi athishwe ngalokhu olusetyenziswa ngeendaweni yakho, okugcina lokho kuhlukele inhliziyo. Ukudla okufakwa kuvumela ukuthi emoduli ethiswe ngeamatirhali amandla esisodwa ahamba ngokubona ukuba amathuluzi angasebenzi angena ukuhlukela kweminyaka eyisithupha. Ngokwaziwa ukuthi ngaphandle kokuhlukela kweematirhali, singazama ukusetshenziswa izindlela ezibonakaleyo zokusebenza ukwenqanisa umoya wokuhlala ukuthi uzihlinzele iindawo zokusebenza kunye nokuthola uhlobo lwesistimu.

Umbiko wesicatshulu somemba neMTBF

Ingenzi elikhulu lokudinga ukuthi iserver siyisebenza ngokuphi ingxenyetho yomunye weDIMM okanye umoya wokuqala lokuncane phakathi kwezifiso (MTBF). Ngokugcineni, kusabelana ukuthi izinto zezilimi ezincane zokuthi zizohlala emuva kwezinye zezilimi, lokungaba ubungako bokuhlola. Izindlela zithi ukuthi ukuguqukula izilimi ezincane ezinikezelwe ngamandla akukho amahhasele ehlukene nge-25%. Ukusabelana lokuhlukele ukuthi kuhlanganiswa kakhulu komoya olungaphandle kufanele luhlalele iindawo zokusebenza kumeme zokuthi zisize ukusuka kanye nokubekwa.

Ukusetshenziswa Kwesicwangciso Esikhundleni

UMonitoshingi Wotelemetri Webulili

Ukufakwa kweSMART technology ngememezelo weDDR4 yoncamulo elikhulu lomkhono wokubuyekeza ukususa. Le technology inombolo wesintuthuko esincane, ucinga ngeIT amadmini zokuqinisekisa iziphumo ezizidingekileyo zokususa amafayile angaphambili lokuvula, lokuhlola ukungavalelwe. Ukudinga phakathi kuhloniphelela ukubuyekeza okulandelayo kunqwenela kuhlanganiswa kwesikhashana sokugcina kokuthi amasistimu angavalelwe, nokuthi i-research ikhuphela ukuthi kungenani likhangele imibuzo eyahlukileyo ephambili lokuvula. Ukusebenzisa ukubuyekeza kombolelo lokunquma kuhloniphelela ukuba amandla amahhovisi angenziwe ngempumelelo okuthuthukiseyo, uzokusure kamalanga nokuthi kuhlobene ngezinhlelo ezihluhleni. Ngokusetshenziswa kweSMART telemetry, izicelo ziqhubeka ukuthi ziyazi khona ukuba zisukele amaphrofethi apha, uzokusure kamalanga nokuthi kuhlobene ngezinhlelo ezimfaneleyo nezingxenye zezimali.

Amagama Amabili Lwendawo Lokuhlola

Ukwenza amandla okucacelwa kwezinyathelo ezinethileyo zihluke kuhluke ngokushesha lokulungisa uhlobo lwemfanelo weziqhuthu ezincinci. Ngokusetshenziswa kwale ndlela, i-IT administrator ziyakwazi ukubuyiselwa ngendawo yokugcina ngaphambi kokuba izinyathelo zikhuphe kwezindaba ezibonakalayo, futhi uzokufika ukusuka kwezindlela ezidingekayo. Amagcinisi wendawo akukho ukubonisa ukuba umva wokubhala kwezinyathelo lezi zikakhula ukuze kube nge-30% ukusuka kwezinyathelo ezifunyanwe eziqondileyo kwiqhuthu. Ukusebenzela okungakuvumelanga luhlukene lokulungiselela uhlobo lwemfanelo, lokungayithumelela amaxwebhu omphahla ngendawo apho ukusetyenziswa kuhluke kungcono. Ukusebenzela phambili kwezinyathelo ezinethileyo zihluke ukuya ukuthi iqiyaqiselo ifanele yezilimi ezincinci nokuhlukomelela ukusetyenziswa kweziqhuthu ngendawo apho kukhona ukusuka kwezinyawo ezincinci nekuziphatha kweziqhuthu.

Amaphrothokololo Amanqaku Lwendawo

Ukufakwa kwezicwangciso ezincedwayo zokuphucumela ngaphandle komkhakha yomfanekiso kukuningi ukusetyenziswa kwezinye eziqondileyo ngezikhombisi zokugcina nokukhombisa amandla. Amagcinyelo asebenzelo akahluke ukuba lezi zicwangciso zizibuyisele umva wosistimu ngemvume wokuqala usuku ngu-20%. Izindlela ezincane zokusebenza komkhakha yomfanekiso zingcinga ukuthi izikhombisi zokugcina zisusiwe, kunye nokusetshenziswa kwesiphumo sasendaweni. Ngokubonisa amacwangciso, iinkampezi zazisetshenziswa ukuthi zikhubaze ukuhamba kwehlathi lokudata, uzame ukususa amabhedlela nokuzilungisa isistimu sokulayishwa. Lwendlela yokuhlola lokuncane ungenisa ukuya kokunxibelelwa kokugcina kwezikhombisi, kunye nokuthuthukisa ukusethenziswa kwezimvuzo, uzame ukwenza okungakhotholako nokungathintekako.

Imibuzo Evame Ukubuzwa

Yini inguqulelo yebhanki kwi-DDR4 kunye nangiphi inhlawulo yakhe? Iinguqulelo yebhanki kwi-DDR4 yiindlela yokubalaseka amabhanki emibhaleni ngokuvavanya uhlatshanisi kunye nokuthola uphawu, ngokwesiphi ngokuthi kuhloniphe umva wosistimu weserver ngokushesha kunye nokuthola uphinde phawu.

Yini okudingekileyo ngokusebenza u-DDR4 nge-1.2V kubantu abahleli futhi amaphandelane? Ukuhlala kwi-1.2V ukuya ku-DDR4 ukukhupha imphandelanempela nemisebenzi yomali ngeminyaka eyisithathu ngokwesibane njengoko kuhlola umthombo wohlobo lwesiqhina, lokuvamilela isibonelo siphandle kwezinhlelo zomoya.

Yini ingxenye ye-CRC kwi-umemori we-DDR4? UCRC (Cyclic Redundancy Check) usebenzisa ku-DDR4 ukukhangela nokulungisa izicatshulwa ezidingekayo, uzokusureka ukusetyenziswa kwendawo nokufakwa kwezindlela ezinethunywa kwi-server.

Yini iimpahla yokuba kwi-dynamic thermal sensor networks kubantu abahleli futhi amaphandelane ku-DDR4? I-dynamic thermal sensor networks ku-DDR4 ibheke imigomo yesikhathi sesikhatsi senye, uvamilela ukugcina umoya wokuqala ukwenza ukufunda lomoya olungempumelelo kunye nokuhlola umemori ngempumelelo.

Zingapheleleyo zakusebenzisa kwe-memory mirroring ku-DDR4? Ukusebenzisa kwe-memory mirroring ku-DDR4 uhlelwa impahla yokubaluleka kwe-data ngokudubula idatha ememori ngokuyongeneza uphawu nokusetshenziswa kwiindawo ezidingekayo.

Yini into engavalekileyo ukusebenzisa kwe-SMART DDR4 telemetry monitoring? UMkhombomthetho SMART DDR4 wenze idatha elikhulu lokusebenza kwiseva yokuhlola, ngokuthi amakhose waseIT aziphindvule amaphrofethi angithintelekise ukusuka kanye nokugcina isikhatsi somdabuko.