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    SubjectRe: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

    utz> On Tue, 2007-07-17 at 00:28 +0200, Rene Herman wrote:
    >> Given that as Arjan stated Fedora and even RHEL have been using 4K stacks
    >> for some time now, and certainly the latter being a distribution which I
    >> would expect to both host a relatively large number of lvm/md/xfs and what
    >> stackeaters have you users and to be fairly conservative with respect to the
    >> chances of scribbling over kernel memory (I'm a trusting person...) it seems
    >> there might at this stage only be very few offenders left.

    utz> I have to recompile the fedora kernel rpms (fc6, f7) with 8k
    utz> stacks on my i686 server. It's using NFS -> XFS -> DM -> MD
    utz> (raid1) -> IDE disks. With 4k stacks it crash (hang) within
    utz> minutes after using NFS. With 8k stacks it's rock solid. No
    utz> crashes within months.

    Does it give any useful information when it does crash? Can you make
    a simple test case using ram disks instead of IDE disks and then
    building upon that?

    I think I should try to do this myself at some point...

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      Last update: 2007-07-17 16:49    [W:0.048 / U:89.944 seconds]
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