On Sun, Oct 15, 2006 at 01:11:52PM -0400, Kris Kennaway wrote: > On Sun, Oct 15, 2006 at 12:35:11PM +0400, Sergey Zaharchenko wrote: > > Hello list! > > > > I've stumbled across this (probable) bug when doing some > > number-crunching. Processes which try to access the filesystem hang at > > some point when another process has been gobbling up CPU time for a > > sufficiently long time. Interestingly, processes which have already > > opened some files before the `hang' can apparently read/write them > > without hindrance (iostat shows some disk activity). Interactive > > processes run well too. When the number-cruncher is `kill -STOP'ped and > > `kill -CONT'ed, everything runs well for another while. It's reliably > > and frequently reproducible here both on recent and late August CURRENT, > > the kernel is GENERIC, the hardware is basic (no RAID, etc.). > > > > Could anyone experienced enough try to look into this and/or give advice > > for debugging the problem? I have ddb available, but I'm not sure about > > where to look. > > > > http://www.freebsd.org/cgi/query-pr.cgi?pr=104406 > > I'm unable to reproduce so far. > > Kris Same here. -- Peter HolmReceived on Sun Oct 15 2006 - 16:10:16 UTC
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