Opanga mapulogalamu a kernel Linux kukambirana za kuthekera kochotsa ReiserFS

Matthew Wilcox wa ku Oracle, wodziwika bwino popanga dalaivala wa nvme (NVM Express) ndi njira yolumikizira mafayilo mwachindunji ya DAX, adapereka lingaliro lochotsa dongosolo la mafayilo la ReiserFS kuchokera ku kernel. Linux zofanana ndi machitidwe a fayilo ya ext ndi xiafs omwe adachotsedwa kale, kapena kuchepetsa khodi ya ReiserFS, ndikusiya chithandizo chokha chogwira ntchito mu mawonekedwe owerengera okha.

Chifukwa chochotsera chinali zovuta zowonjezera pakukonzanso zomangamanga za kernel, zomwe zimachitika chifukwa makamaka kwa ReiserFS, opanga amakakamizika kusiya kernel chogwirizira chachikale cha mbendera ya AOP_FLAG_CONT_EXPAND, popeza ReiserFS ikadali FS yokhayo yomwe imagwiritsa ntchito mbendera iyi. kulemba_kuyamba ntchito. Nthawi yomweyo, kuwongolera komaliza mu code ya ReiserFS ndi 2019, ndipo sizikudziwika kuti FS iyi ndi yotchuka bwanji komanso ngati ikupitilizabe kugwiritsidwa ntchito.

Jan Kára wa SUSE adavomereza kuti ReiserFS ili m'njira yoti ikhale yosagwira ntchito, koma sizikudziwika ngati ndi yakale yoti ichotsedwe mu kernel. Malinga ndi Ian, ReiserFS ikupitiriza kutumizidwa kuti itseguleSUSE ndi SLES, koma malo ogwiritsira ntchito FS iyi ndi ochepa komanso akutsika nthawi zonse. Kwa ogwiritsa ntchito mabizinesi, chithandizo cha ReiserFS mu SUSE chinathetsedwa zaka 3-4 zapitazo, ndipo gawo lomwe lili ndi ReiserFS silikuphatikizidwa mu phukusi la kernel mwachisawawa. Monga njira, Ian adanenanso kuti ayambe kuwonetsa chenjezo lachikale pamene mukukwera magawo a ReiserFS ndikulingalira kuti FS ili yokonzeka kuchotsedwa ngati palibe amene akudziwitsani mkati mwa chaka chimodzi kapena ziwiri kuti akufuna kupitiriza kugwiritsa ntchito FS iyi.

Eduard Shishkin, yemwe amasunga fayilo ya ReiserFS, adalowa nawo pazokambirana ndikupereka chigamba chomwe chimachotsa kugwiritsa ntchito mbendera ya AOP_FLAG_CONT_EXPAND ku code ya ReiserFS. Matthew Wilcox adavomereza chigambacho mu ulusi wake. Chifukwa chake, chifukwa chochotsera chathetsedwa ndipo nkhani yochotsa ReiserFS mu kernel itha kuganiziridwa kuti idaimitsidwa kwa nthawi yayitali.

Sizingatheke kuchotseratu vuto la ReiserFS kutha chifukwa cha ntchito yochotsa mafayilo amafayilo omwe ali ndi vuto la 2038 lomwe silinathetsedwe kuchokera ku kernel. Mwachitsanzo, pazifukwa izi, ndondomeko yakonzedwa kale yochotsa mtundu wachinayi wa mawonekedwe a fayilo ya XFS kuchokera ku kernel (mtundu watsopano wa XFS unaperekedwa mu 5.10 kernel ndikusuntha nthawi yowerengera ku 2468). Kumanga kwa XFS v4 kudzayimitsidwa mwachisawawa mu 2025 ndipo codeyo idzachotsedwa mu 2030). Akufuna kupanga ndondomeko yofanana ya ReiserFS, yopereka zaka zosachepera zisanu kuti asamukire ku ma FS ena kapena mawonekedwe osinthika a metadata.

Source: opennet.ru

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