Sabuwar kernel na 4.19 na Linux ya zo tare da tallafi don Wi-Fi 6 da ƙari

Kernel na Linux shine zuciyar rarraba Linux daban-daban. Gidan Linux na tsarin aiki ya dogara da wannan kwaya kuma ana aiwatar da shi duka a cikin tsarin kwamfuta na gargajiya da cikin kwamfutocin mutum da sabobin.

Kodayake gabaɗaya a cikin tsarin shimfidawa, da kuma cikin wasu na'urori da aka saka kamar su masu ba da hanya, wuraren samun damar mara waya, PBXs, akwatunan saiti, masu karɓar FTA, TV mai kaifin baki, PVRs, da na'urorin NAS.

Duk da yake tallafi a cikin kwamfutocin tebur ba shi da ƙarfi, tsarin aiki na Linux ya mamaye kusan kowane ɓangaren aikin sarrafa kwamfuta, daga na'urorin hannu zuwa manyan kango.

Linux da sauri ya jawo hankulan masu haɓakawa da masu amfani waɗanda suka karɓe shi a matsayin jigon sauran ayyukan software kyauta., musamman tsarin GNU.

Kernel na Linux ya sami gudummawa daga kusan masu shirye-shirye 12,000 daga kamfanoni sama da 1,200, gami da wasu daga cikin manyan dillalai na kayan masarufi da kayan aiki.

Game da sabon sigar Linux kernel 4.19

Yayi watan da ya gabata lokacin da Linus Torvalds ya huta daga ci gaban kernel. A lokacin hutunku, sun nada Greg Kroah-Hartman a matsayin shugaban Linux na wucin gadi, wanda ya ci gaba da sakin Linux 4.19 bayan 'yan takara takwas da aka saki.

Sanarwar sigar ta 4.19 ta ɗan fi ta abin da muka saba.

Baya ga kwatancen da aka saba na manyan canje-canje, Greg ya kuma yi rubutu game da sadaukarwa ga maraba da sababbin mutane da kuma taimaka musu su koyi abubuwa.

Sabuwar sigar ta ƙunshi fasali kamar su sabon hanyar neman zabe ta AIO, L1TF raunin rauni, toshe mai I / O latency, tura fakiti mai daukar lokaci, da layin CAKE, a tsakanin sauran kananan canje-canje.

Lokacin watsa fakiti

Lokacin watsa fakiti yazo da sabon zabin soket da sabon qdisc, wanda aka tsara don ku iya yin ajiyar fakiti har zuwa lokacin daidaitawa kafin ajalin su (tx times).

Dole ne a aika fakiti da aka ƙaddara don watsa lokaci zuwa turawa tare da aikawa (), tare da taken saƙon sarrafawa (na nau'in SCM_TXTIME) wanda ke nuna lokacin ƙaddamarwa a matsayin ƙimar 64-bit nanosecond.

L1 Rashin minarfafa Rashin Varfafawa

An fara bayyana raunin CPU na Meltdown CPU a farkon wannan shekarar kuma an bawa maharan marasa gata damar karanta ƙwaƙwalwar ajiyar tunani akan tsarin.

Sa'annan an sami raunin "L1 Terminal Failure" (L1TF) wanda ya kawo duka barazanar, ma'ana, sauƙin kai hare-hare kan ƙwaƙwalwar mai masaukin daga mai masaukin.

Ana samun mitigations a cikin kernel na 4.19 na Linux kuma an haɗa su cikin babban kwaya. Koyaya, suna iya tsada ga wasu masu amfani.

Goyon bayan Wi-fi 6

Sabuwar sigar Linux Kernel wacce ita ce ta 4.19 ta zo da sabbin abubuwa da dama da dama. Ofayan manyan litattafan da wannan sabon sakin Kernel ya haskaka shine cewa an ƙara tallafi na farko don Wi-Fi 6 (802.11ax).

Wi-Fi 6 yana ba da tushe don yawancin abubuwan da ake amfani dasu da masu shigowa, daga yawo fina-finai masu ma'ana mai inganci a gida ko kan tafiya.

Wi-Fi 6 daYa dogara ne akan ƙimar IEEE 802.11ax, wanda ke ba da damar haɗin Wi-Fi na gaba.

Wannan sabon samfurin Wi-Fi 6 zai samar da iyawa, ɗaukar hoto da aikin da masu amfani ke buƙata, har ma a cikin yanayi mai tsayi kamar filayen wasa da sauran wuraren taruwar jama'a.

Wi-Fi 6 zai yi aiki sosai da kyau a cikin mitocin mitar 2,4 GHz da 5 GHz waɗanda Wi-Fi 5 suka yi amfani da su a baya, a baya 802.11ac, suna masu alƙawarin isa saurin zuwa GG 11. A zahiri, babbar manufa ta 802.11ax zata kasance don haɓaka ingancin haɗin sadarwa a cikin mawuyacin yanayi.

Bugu da kari, an kara tsarin fayil na EROFS na gwaji, Intel Cache Pseudo-Lock da sauran ci gaba. kazalika da sabuntawa ga tsarin fayil, kayan aiki, tsaro, da direbobi.