Intel inoisunga zvakare pamwe nekumwe kunetseka uko kunokanganisawo chaiyo yekurangarira manejimendi

Microprocessor chip yakatarisana pasi

Chakavanzika kukanganisa kwekuchengetedza iyo inobata zvese zvazvino Intel mapurani ekuvaka ane kugona kuita chaiyo memory. Kugadziriswazve kweaya maratidziro ehurdware angangodikanwa kugadzirisa dambudziko iri, asi zvigamba zvakatoshanda kuti zvigadziriswe kubva pasoftware uye zvigamba zvatova kumhara muLinux kernel. Muchiitiko cheMicrosoft masisitimu akavakirwa paWindows NT, akatanga kugadziriswa munaNovember wegore rapfuura. Imwe nyaya yakafanana neiyo yataive nayo nekusagadzikana kwakakurumbira kwakabata ndangariro dze RAM uye inozivikanwa saRowhammer, kukanganisa kuchengetedzeka.

Zvakanaka, ikozvino iri dambudziko nyowani rinogona kunge richikanganisa magariro eakajairwa seakajairika uye anoshandiswa sevhisi ye Amazon Web Services (AWS) EC2 uye zvakare yeGoogle Compute Injini pakati pevamwe. Ichokwadi ndechokuti dambudziko racho harina kunyanya kuoma, asi kukanganisa kwakakura nekuda kwenhamba huru yezvivakwa zvinokanganisa, kunze kwekuti kugadzirisa dambudziko uchishandisa software kwakaoma. Kunyanya, dambudziko rinobva pane iyi Intel kukanganisa riri muLWN, iyo kernel peji yekuzviparadzanisa matafura, iyo inopindira mukurangarira manejimendi nekernel. Ipapo tinowana a mhinduro yakaoma kana zvikaitwa nesoftware uye izvo hazvingareve zvakanakisa zvemhinduro uye kune rimwe divi isu tinofanirwa kuenda kumudzi wedambudziko nekugadzirisa patsva Hardware, kunyanya zvivakwa zvakavakirwa izvo zvinobvumidza kubata mhando iyi yekurangarira. Izvo hazvina kudhura kana kutsanya futi, nekuti isu tichafanirwa kumirira zvizvarwa zvitsva zvehardware izvo zvataizofanira kuve nazvo.

Asi kudzokera kusoftware solution, ndiko kuti, nekuchiva, hazvina kunaka chero sezvo zvaizokanganisa mashandiro acho. Yedu CPU inogona kuve neakakura mashandiro ekurasikirwa, anosvika makumi mashanu muzana. Sei? Zvakanaka, kuti uigadzirise, kodhi inofanirwa kugadzirwa kuitira kuti igone kurasa ndangariro yeTLB (Dudziro Lookaside Buffer), cache iyo inomhanyisa mashandiro zvakanyanya nekutsvaga nekukurumidza uko iyo data nemirairo zviri mune chaiyo ndangariro yeiyo system. Asi kuva nekudzima pese panotanga kernel uye pese panoshandisa kodhi yemushandisi kuitisa, nekuti dambudziko rinozivikanwa ...


Siya yako yekutaura

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  1. Inotarisira data: AB Internet Networks 2008 SL
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  6. Kodzero: Panguva ipi neipi iwe unogona kudzora, kupora uye kudzima ruzivo rwako

  1.   pepo akadaro

    Iyo poppy popover ye "titevere isu paFacebook" iyo inoonekwa pane kushanya kwese (zvirinani, kana makuki akagezwa), inoyamwa ...

    1.    nugget akadaro

      Zvakanaka, enda neimwe nzira uye usavhime.

    2.    Manuel akadaro

      Ini ndinobvumirana zvachose, zvinogona kuve kune rumwe rutivi rwepeji uye kwete pane kadhi rese kukumanikidza kuti uvhare. Izvo mune yakashata kuravira.

  2.   RED17 akadaro

    Chinhu chakanaka chandiri kutotamira ku AMD Ryzen.

  3.   murombo kutaura akadaro

    Nhau dzakashata. Haisi dambudziko reLinux, asi dambudziko rekugadzira reIntel CPUs. Zvakanyanya kwazvo. Zvikuru zvekuti mhinduro chete ndeyekugadzirisa masisitimu anoshanda kuti aibhure (linux, windows, ios, nezvimwewo).