{"id":55014,"date":"2020-01-10T00:00:00","date_gmt":"2020-01-09T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/linus-torvalds-vyskazalsya-o-zfs"},"modified":"2020-02-18T14:03:05","modified_gmt":"2020-02-18T11:03:05","slug":"linus-torvalds-vyskazalsya-o-zfs","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/linus-torvalds-vyskazalsya-o-zfs","title":{"rendered":"Linus Torvalds vyj\u00e1d\u0159il n\u00e1zor na ZFS","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

B\u011bhem diskuse o pl\u00e1nova\u010d\u00edch j\u00e1dra Linuxu si u\u017eivatel Jonathan Danti st\u011b\u017eoval, \u017ee zm\u011bny v j\u00e1d\u0159e rozbily d\u016fle\u017eit\u00fd extern\u00ed modul - ZFS. Tady je, co Torvalds napsal jako odpov\u011b\u010f:<\/p>\n

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M\u011bjte na pam\u011bti, \u017ee tvrzen\u00ed \u201enepo\u0161kozujeme u\u017eivatele\u201c se vztahuje na programy u\u017eivatelsk\u00e9ho prostoru a na j\u00e1dro, kter\u00e9 spravuji. Pokud p\u0159id\u00e1v\u00e1te extern\u00ed modul, jako je ZFS, tak jste na to sami. Nem\u00e1m mo\u017enost takov\u00e9 moduly podporovat a neodpov\u00edd\u00e1m za jejich podporu.<\/p>\n<\/blockquote>\n

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A up\u0159\u00edmn\u011b \u0159e\u010deno, nevid\u00edm ani jedin\u00e9 \u0161anci na za\u0159azen\u00ed ZFS do j\u00e1dra, dokud neobdr\u017e\u00edm ofici\u00e1ln\u00ed prohl\u00e1\u0161en\u00ed od Oracle, podepsan\u00e9 jejich hlavn\u00edm pr\u00e1vn\u00edkem nebo, l\u00e9pe \u0159e\u010deno, samotn\u00fdm Larrym Ellisonem, v n\u011bm\u017e se uv\u00e1d\u00ed, \u017ee je v\u0161echno v po\u0159\u00e1dku a ZFS je nyn\u00ed pod GPL.<\/p>\n<\/blockquote>\n

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N\u011bkte\u0159\u00ed si mysl\u00ed, \u017ee p\u0159id\u00e1n\u00ed k\u00f3du ZFS do j\u00e1dra je dobr\u00fd n\u00e1pad a \u017ee rozhran\u00ed modulu s t\u00edmto probl\u00e9my nem\u00e1. No, to je jejich n\u00e1zor. J\u00e1 osobn\u011b nec\u00edt\u00edm toto \u0159e\u0161en\u00ed jako spolehliv\u00e9, vzhledem k problematick\u00e9 pov\u011bsti Oracle a probl\u00e9m\u016fm spojen\u00fdm s licencov\u00e1n\u00edm.<\/p>\n<\/blockquote>\n

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Proto m\u011b naprosto nezaj\u00edmaj\u00ed v\u011bci jako \u201evrstvy kompatibility ZFS\u201c, kter\u00e9, jak n\u011bkte\u0159\u00ed mysl\u00ed, izoluj\u00ed Linux a ZFS od sebe. Tyto vrstvy n\u00e1m nep\u0159in\u00e1\u0161ej\u00ed \u017e\u00e1dn\u00fd u\u017eitek, a vzhledem k tendenci Oracle \u017ealovat za pou\u017e\u00edv\u00e1n\u00ed jejich rozhran\u00ed \u2014 nemysl\u00edm si, \u017ee to skute\u010dn\u011b \u0159e\u0161\u00ed licen\u010dn\u00ed probl\u00e9my.<\/p>\n<\/blockquote>\n

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Nepou\u017e\u00edvejte ZFS. To je v\u0161echno. Podle m\u011b je ZFS sp\u00ed\u0161e buzzword ne\u017e cokoliv jin\u00e9ho. Probl\u00e9my s licencov\u00e1n\u00edm jsou jen dal\u0161\u00edm d\u016fvodem, pro\u010d se touto FS nikdy nezab\u00fdv\u00e1m.<\/p>\n<\/blockquote>\n

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V\u0161echny benchmarky v\u00fdkonu ZFS, kter\u00e9 jsem vid\u011bl, jsou naprosto ne\u00faprosn\u00e9. A jak ch\u00e1pu, ZFS ji\u017e nebyl \u0159\u00e1dn\u011b udr\u017eov\u00e1n, a o \u017e\u00e1dn\u00e9 dlouhodob\u00e9 stabilit\u011b zde nen\u00ed ani \u0159e\u010d. Pro\u010d to v\u016fbec pou\u017e\u00edvat?<\/p>\n<\/blockquote>\n

Zdroj: linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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