From: Dmitry Monakhov <dmonlist@gmail.com>
To: "Владимир Тимофиев" <elimelech007@gmail.com>, linux-ext4@vger.kernel.org
Subject: Re: mount options lazytime
Date: Tue, 30 Aug 2016 10:14:09 +0300 [thread overview]
Message-ID: <8737lmzq2m.fsf@openvz.org> (raw)
In-Reply-To: <CAEQ1wyH+qxh3Meox7cJqXBmyHw-7bzLG1fTRVAXnAw_Q+yq=8w@mail.gmail.com>
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Владимир Тимофиев <elimelech007@gmail.com> writes:
> Good afternoon!
> Please tell me these mount options to register properly:
>
> # / was on /dev/sda6 during installation
> UUID=d655749d-9d0b-48b9-a255-92efd6a36997 / ext4
> errors=remount-ro,relatime,lazytime 0 1
>
> lazytime or relatime,lazytime or you can just leave lazytime ?
relatime is an option which delay atime update.
lazytime is an option which delay atime and mtime update.
See https://lwn.net/Articles/621046/
You should enable lazytime if you care about latency on write path.
For example io_submit() may block on synchronous mtime update.
> Thanks for the answer!
>
> --
> Желаю вам поддержки Свыше и успеха!
>
> С уважением,
> Ваш Владимир Тимофиев <http://copi.ru/94717/>
> NrybXǧv^){.n+{{x{ayʇڙ,j\afhzw\fj:+vwjm\azZ+ݢj"!
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next prev parent reply other threads:[~2016-08-30 7:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-25 19:55 mount options lazytime Владимир Тимофиев
2016-08-30 7:14 ` Dmitry Monakhov [this message]
-- strict thread matches above, loose matches on Subject: below --
2016-08-24 23:36 Владимир Тимофиев
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