Re: spreading partitions over multiple drives

From: Bob Willcox (bob_at_immure.com)
Date: 09/10/04

  • Next message: Geert Hendrickx: "Re: spreading partitions over multiple drives" 
    Date: Fri, 10 Sep 2004 11:44:52 -0500
To: Geert Hendrickx <geert.hendrickx@ua.ac.be>

    On Fri, Sep 10, 2004 at 06:00:51PM +0200, Geert Hendrickx wrote:
    > On Fri, Sep 10, 2004 at 03:21:46PM +0200, Willem Jan Withagen wrote:
    > > I would expect a bigger system to cache just about all file access
    > > during 'make buildworld'.
    > > Even when building things with -j 64 I can not get my dual-opteron 1Gb
    > > system get without free pages.
    > > And as such most files will only be read once, and object output will be
    > > "slowly" synced on the disks.
    > > Disk I/O rearly becomes the bottleneck, most of the time I'm missing raw
    > > CPU cycles.
    > > And I have everything on 1 large 200Gb disk.
    >
    > Ok so adding more RAM may be more useful than an extra harddisk? Maybe
    > I could even put /tmp or /usr/obj on a RAM-disk? A fully built /usr/obj
    > is about 350Mb.

    Hmm, how to you follow the prescribed process of rebooting between the
    buildworld/installkernel and installworld if you put /usr/obj on a RAM
    disk? Following the reboot you'll have no objects to install.

    Bob

    >
    > GH
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    -- 
Bob Willcox             Acquaintance, n.:
bob@immure.com            A person whom we know well enough to borrow from,
Austin, TX                but not well enough to lend to.
                             -- Ambrose Bierce, "The Devil's Dictionary"
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  • Next message: Geert Hendrickx: "Re: spreading partitions over multiple drives"