{"id":34404,"date":"2019-10-31T21:58:08","date_gmt":"2019-10-31T18:58:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/reliz-zfsonlinux-0-8-0\/"},"modified":"2019-10-31T21:58:08","modified_gmt":"2019-10-31T18:58:08","slug":"reliz-zfsonlinux-0-8-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/reliz-zfsonlinux-0-8-0","title":{"rendered":"Udgivelse af ZFSonLinux 0.8.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <\/p>\n<p>Det tog udviklerne af ZFS on Linux (forkortet ZoL) omkring to \u00e5r og 5 RC-udgivelser at frigive en yderst betydningsfuld version \u2014 ZFS-0.8.0.<\/p>\n<p>Nye funktioner:<\/p>\n<ul>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/5769\">Native kryptering<\/a> b\u00e5de for filsystemer og partitioner. Som standard bruges algoritmen aes-256-ccm. N\u00f8glerne til datas\u00e6ttet styres ved hj\u00e6lp af kommandoen \"zfs load-key\" og de relaterede underkommandoer.<\/noindex>\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/5769\">Kryptering ved zfs send\/receive.<\/a> Muligg\u00f8r opbevaring af backups p\u00e5 usikre tjenester uden mulighed for kompromittering.\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/6900\">Fjernelse af enhed<\/a> fra poolen via kommandoen \"zpool remove\". Alle data kopieres i baggrunden til de resterende enheder p\u00e5 \u00f8verste niveau, og kapaciteten af poolen mindskes tilsvarende.\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/7570\">Underkommandoen \"zpool checkpoint\"<\/a> muligg\u00f8r at gemme hele tilstanden af poolen og ved \u00f8nske vende tilbage til denne pr\u00e6cise tilstand. Dette kan betragtes som en udvidet snapshot af poolen. Dette er nyttigt ved udf\u00f8relse af komplekse administrative handlinger, som ellers ville v\u00e6re irreversible (f.eks. aktivering af en ny funktion, sletning af datas\u00e6t osv.)\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/8419\">TRIM<\/a> til poolenheder. Dette muligg\u00f8r mere effektiv brug af SSD'er og forhindrer, at deres ydeevne og\/eller levetid forringes. Trim kan udf\u00f8res som en separat kommando \"zpool trim\" eller ved at aktivere den tilsvarende indstilling for discard \u2014 den nye egenskab af poolen \"autotrim\".\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/8230\">Initialisering af pool.<\/a> Underkommandoen \"zpool initialize\" skriver sit m\u00f8nster til alt ufordelt rum. Dette eliminerer det f\u00f8rste fald i adgangsydelsen, der kan eksistere i nogle virtualiserede lagringssystemer (f.eks. VMware VMDK).\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/6290\">Underst\u00f8ttelse af projektregnskaber og kvoter<\/a>. Denne funktion tilf\u00f8jer projektbrugsregnskab og kvoter til eksisterende funktioner for rumregnskab og kvoter. Projektkvoter tilf\u00f8jer en ekstra dimension til de traditionelle bruger-\/gruppekvoter. Underkommandoerne \"zfs project\" og \"zfs projectspace\" er blevet tilf\u00f8jet til styring af projekter, ops\u00e6tning af kvotelimiter og brugerapporter.\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/6558\">Kanalprogrammer<\/a>. Underkommandoen \"zpool program\" muligg\u00f8r brug af scripts i LUA til udf\u00f8relse af administrative opgaver. Skripterne k\u00f8rer i en \"sandkasse\" med tids- og hukommelsesgr\u00e6nser.\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/7230\">Pyzfs<\/a>. Et nyt Python-bibliotek til p\u00e5lidelig gr\u00e6nseflade til programadministration af ZFS. Denne wrapper sikrer en entydig (one-to-one) kortl\u00e6gning for libzfs_core API-funktioner, men signaturer og typer er mere naturlige for Python-dialekten.\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/8096\">Kompatibilitet med Python3<\/a>. V\u00e6rkt\u00f8jerne \"arcstat\", \"arcsummary\" og \"dbufstat\" er blevet opdateret for at v\u00e6re kompatible med Python3.\n<\/li>\n<li> <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/pull\/7823\">Direct IO<\/a>. Support til direkt output (O_DIRECT) er tilf\u00f8jet.\n<\/li>\n<\/ul>\n<p>\nSubkommandoerne scrub\/resilver\/list\/get er ogs\u00e5 blevet accelereret, muligheden for at udtr\u00e6kke metadata til en separat enhed (f.eks. en h\u00f8jtydende SSD med lille kapacitet) er tilf\u00f8jet, ZIL-ydeevnen er forbedret gennem caching og optimering, og der er tilf\u00f8jet st\u00f8tte til hardwareacceleration af SHA256-kontroller og AES-kryptering ved hj\u00e6lp af Intel QAT (Quick Assist Technology).<\/p>\n<p><noindex><\/p>\n<p>Underst\u00f8ttede Linux kerner: 2.6.32 \u2014 5.1 (der er ikke endnu support for SIMD-acceleration p\u00e5 kerner 5.0 og h\u00f8jere)<\/p>\n<p>Fuld <a rel=\"nofollow\" href=\"https:\/\/github.com\/zfsonlinux\/zfs\/compare\/zfs-0.7.0...zfs-0.8.0\">\u00e6ndringslisten<\/a><\/p>\n<p><\/noindex><noindex><\/p>\n<p>Standardv\u00e6rdierne for modulparametre er valgt for at sikre optimal belastning for de fleste arbejdsbelastninger og konfigurationer. For en fuld liste over indstillinger \u2014 <a rel=\"nofollow\" href=\"https:\/\/zfsonlinux.org\/manpages\/0.8.0\/man5\/zfs-module-parameters.5.html\">man 5 zfs-module-parameters<\/a><\/p>\n<p><\/noindex><\/p>\n<p>Kilde: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"http:\/\/www.linux.org.ru\/news\/linux-general\/15009205\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043a\u043e\u043b\u043e \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0438 5 RC-\u0440\u0435\u043b\u0438\u0437\u043e\u0432 \u043f\u043e\u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043b\u043e\u0441\u044c \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c ZFS on Linux (\u0441\u043e\u043a\u0440\u0430\u0449\u0451\u043d\u043d\u043e ZoL), \u0447\u0442\u043e\u0431\u044b \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u0442\u044c \u043a\u0440\u0430\u0439\u043d\u0435 \u0437\u043d\u0430\u0447\u0438\u043c\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 &#8212; ZFS-0.8.0. \u041d\u043e\u0432\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438: &#171;\u041d\u0430\u0442\u0438\u0432\u043d\u043e\u0435&#187; \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043a\u0430\u043a \u0434\u043b\u044f \u0444\u0430\u0439\u043b\u043e\u0432\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c, \u0442\u0430\u043a \u0438 \u0434\u043b\u044f \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432. \u041f\u043e-\u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c aes-256-ccm. \u041a\u043b\u044e\u0447\u0438 \u0434\u043b\u044f \u0434\u0430\u0442\u0430\u0441\u0435\u0442\u0430 \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043a\u043e\u043c\u0430\u043d\u0434\u044b &#171;zfs load-key&#187; \u0438 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u043f\u043e\u0434\u043a\u043e\u043c\u0430\u043d\u0434. \u0428\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u0440\u0438 zfs send\/receive. \u041f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0445\u0440\u0430\u043d\u0438\u0442\u044c \u0431\u044d\u043a\u0430\u043f\u044b [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-34404","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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