[cvsnt] Re: ram disk?

Tony Hoyle tmh at nodomain.org
Wed Aug 11 16:28:41 BST 2004


On Wed, 11 Aug 2004 11:20:00 -0400, "Chuck Kirschman"
<Chuck.Kirschman at bentley.com> wrote:

>
>On our Linux servers (800 MHz, 2Gb Ram, Raid 5 SCSI drives), we used ram
>disks for the CVS temp space to dramatically improve performance.  This
>was years ago, when the fastest boxes were 800 MHz, but we were able to
>take them up to 2 Gb Ram and use a 1.5 Gb ram disk.  We're currently
>moving to Windows Server 2003 and CvsNT on these same servers, and I'm
>wondering how CvsNT uses memory vs temp space?  I'd like to know if a
>ram disk is a good idea, or does CvsNT strongly prefer more memory and
>make less use of the temp space?
>
On modern operating systems (including Linux) ram disks are completely
pointless, as filesystem access is cached in spare RAM anyway.

You may even slow your machine down as you're forcing it into swap
early.

Tony




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