From: "Mykola S. Grechukh" <gns@altlinux.org>
To: ALT Linux Community general discussions <community@lists.altlinux.org>
Subject: Re: [Comm] Опыт работы с flash в качестве основного устройства
Date: Wed, 20 Apr 2011 20:11:46 +0300
Message-ID: <BANLkTi=2f23m89axvXqx3wMJLaimUFGJTQ@mail.gmail.com> (raw)
In-Reply-To: <4DAF12D9.2030803@rambler.ru>
2011/4/20 Kharitonov A. Dmitry <>:
>> According to the standard specification (e.g., POSIX.1-2001), sync()
>> schedules the writes, but _may_return_ before the actual writing is
>> done. However, since version 1.3.20 Linux does actually wait. (This
>> still _does_not_ guarantee data integrity: modern disks have large
>> _caches_.)
>
> Поэтому и нужно стремиться к снижению нагрузки на umount, особенно перед
> обесточиванием.
Здесь написано примерно то, что sync без слипа не спасает.
--
Mykola Grechukh
CTO, Satelliz-Ukraine
next prev parent reply other threads:[~2011-04-20 17:11 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-20 10:52 Kharitonov A. Dmitry
2011-04-20 13:46 ` Damir
2011-04-20 14:12 ` Kharitonov A. Dmitry
2011-04-20 14:32 ` Mykola S. Grechukh
2011-04-20 14:44 ` REAL
2011-04-20 14:46 ` Mykola S. Grechukh
2011-04-20 15:35 ` Денис Смирнов
2011-04-20 17:17 ` Kharitonov A. Dmitry
2011-04-20 17:07 ` Kharitonov A. Dmitry
2011-04-20 17:11 ` Mykola S. Grechukh [this message]
2011-04-20 17:25 ` Kharitonov A. Dmitry
2011-04-20 14:42 ` Damir
2011-04-20 17:15 ` Kharitonov A. Dmitry
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