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Re: using Ramdisk
From: |
Reinhold Kainhofer |
Subject: |
Re: using Ramdisk |
Date: |
Mon, 5 Jan 2009 00:56:21 +0100 |
User-agent: |
KMail/1.10.3 (Linux/2.6.27-9-generic; KDE/4.1.3; i686; ; ) |
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Am Montag, 5. Januar 2009 00:23:06 schrieb Anthony W. Youngman:
> In message <address@hidden>, M Watts <address@hidden>
> writes
>
> >Whether you use ramdisks or not, you can increase harddisk performance
> >by enabling the 'noatime' option in /etc/fstab. Whenever you read a
> >file, you system also performs a writing operation, to store the time
> >of last access. Disable this by opening /etc/fstab, look for you root
> >filesystem, and change where it says 'defaults' to 'defaults,noatime',
> >then reboot and enjoy faster computing.
>
> WARNING!
>
> I think some things (notably source control) depend on atime so be
> careful.
No, atime is the time the file was las **accessed**. I don' t know anything
that depends on this. Source code control depends heavily on the time a file
was last modified, which will of course still work.
Cheers,
Reinhold
- --
- ------------------------------------------------------------------
Reinhold Kainhofer, address@hidden, http://reinhold.kainhofer.com/
* Financial & Actuarial Math., Vienna Univ. of Technology, Austria
* http://www.fam.tuwien.ac.at/, DVR: 0005886
* LilyPond, Music typesetting, http://www.lilypond.org
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