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...
John
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