Jiya Linus Torvalds shugaba da mahaliccin aikin Linux Kernel sun fitar da sabon sigar wannan, suna kaiwa Linux 4.20.
Tare da wannan sabon sakin sabon kwayar Linux ta girma sama da sabbin layuka sama da 350,000, yada game da canje-canje 14,000.
Fiye da fayilolin 11.400 aka gyara. Wannan ya kawo sabon batun cikin layi tare da sabbin abubuwan da aka sake. Hakanan, rarraba faci ba sabon abu bane, kusan kashi biyu bisa uku ana danganta su ga direbobi, sauran zuwa hanyar sadarwa, tsarin fayil, da kayan aiki.
Wannan ba babban saki bane ta kowane irin tunani. Torvalds ya ce: “Mafi yawansu cibiyoyin sadarwa ne (masu sarrafawa, gyaran cibiyar sadarwa, bpf).
Hakanan akwai wasu sabunta abubuwan direbobi wadanda ba na hanyar sadarwa ba da kuma jerin masu juya baya na wasu sauye-sauye na x86 na yanar gizo wadanda suka ketare ta hanyar masu tattara bayanan masu zuwa.
A cikin sakon nasa ya kuma ce:
Kuma a matsayin wani ɓangare na 'kowa ya riga ya ɗauki hutu', zan iya farin ciki da rahoton cewa tuni na sami wasu buƙatun jan hankali da wuri a cikin akwatin saƙo na.
Na ƙarfafa mutane su sake yin hakan sau ɗaya, don mutane su sami kwanciyar hankali a lokacin ƙarshen hutun shekara.
A zahiri, maiyuwa ban fara aiki na wasu kwanaki ba, amma idan bahaka ba, bari muyi kokarin kiyaye awowi na al'ada.
Menene sabo a Linux Kernel 4.20
Tare da wannan sabon fasalin Kernel, se an ƙara sabbin canje-canje kuma, kamar yadda aka ambata, an ƙara ƙarin tallafi don na'urori da musamman katunan bidiyo.
Sabbin direbobin hoto
Babban fasali a cikin direba ya sauya Linux 4.20 shine AMD.
Masu haɓaka katin zane-zane sun ƙara ƙarin lambar don na gaba AMD Vega 20 GPU da za'a kawo akan sabbin katunan, wanda kusan ana tallafawa sosai.
Bugu da ƙari, ana kiran GPUs mai lamba daga Raven 2 da Picasso suma. Direban Nvidia Nouveau mai kyauta ya sami tallafi na farko don HDMI 2.0.
Tsarin fayil
Tsarin fayil a cikin wannan sabon kwaya suna mai da hankali kan inganta aikin Btrfs. Amma kuma Ext4, XFS, F2FS, Mapper Napper da Ceph sun sami faci.
Yayin ci gaban Linux 4.20, masu haɓaka suma suna fuskantar aikin warware matsalar da zata iya haifar da asarar bayanai a ƙarƙashin wasu yanayi yayin amfani da Ext4.
A ƙarshe, amma ba rashin nasarar tsarin fayil din ba ne, an bin sahun bayan dogon bincike a cikin layin Blk-MQ da yawa layi.
Ya ma fi mahimmanci cewa an shirya direbobin toshewa zuwa sabon sigar, saboda da alama an riga an cire tsohuwar sigar a cikin 4.21. A matsayin wani ɓangare na wannan, an juya masu sarrafa toshe da yawa zuwa Multiqueue API.
Tsarin hanyar sadarwa
An fassara tarin TCP don amfani da samfurin da ke ƙayyade farkon lokacin fita na kowane fakiti a cikin rarraba zirga-zirgar masu fita.
Misalin da aka aiwatar yayi ƙoƙari don magance matsalolin haɓaka maimakon layin fakiti mai fita, Tsarin madauki dangane da mai ƙidayar lokaci wanda ke ƙayyade farkon lokacin da za'a iya aika kowane fakiti.
Wannan tsarin yana ba ku damar haɓaka ingancin rarraba fakitin da aka aiko da kuma ƙididdige lokacin liyafar da lokutan watsawa tare da mafi daidaito. (RTT, lokacin tafiye tafiye) yayin haɓakar gudana.
A wani bangaren kuma, an sami damar iya lodawa, a cikin tsarin BPF, an kara masu kulawar da ke bincikar kanun bayanai a cikin hanyar sadarwar (masu rarraba hanyoyin sadarwa), wanda hakan ke ba da damar cimma nasarar aiki da tsaro idan aka kwatanta da abin da aka gabatar a baya aiwatarwa a cikin C.
Yadda ake samun Kernel 4.20?
Wannan sabon sigar yanzu ana samun saukeshi kuma wa) anda ke da sha'awar tattarawa a kan tsarin su na iya yin hakan nan da nan.
Amma wadanda suka gwammace su jira kunshin abubuwan da rabarwar su ta fito dasu, yanada 'yan kwanaki a cikin su domin sakewarsu cikin sauri.