On Thu, May 26, 2005 at 02:15:54AM +0200, Matthias Buelow wrote: > > >>Others don't see this though, and in other cases it was *definitively > >>proven* to be caused by the issue I mentioned. I'll have to think > >>more about what to try next..thanks for running the tests. > > > >Perhaps it's something SATA-related? > > Before restoring my 5.4 dumps after testing -current, I installed > fedora3 linux just to verify it isn't somehow the hardware itself. Ok, > plain installation from CDs, kernel "2.6.9-1.667smp" (default > installation kernel). There was absolutely zero noticable lag or any > effect on response time on X11 while untarring the same firefox source. > So there really seems to be something foul in FreeBSD in that regard. > And now for the dumps.. *sigh*.
In case you didn't see it, Jeff identified the probable cause of this and developed the followng patch: http://www.chesapeake.net/~jroberson/flushbuf.diff Does it work for you on 5.4? Kris
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