Date: Fri, 4 Jun 2004 12:24:08 -0400 From: Bill Moran <wmoran@potentialtech.com> To: freebsd-questions@freebsd.org Subject: Re: 5.2.1 SMP problems Message-ID: <20040604122408.42bb00dc.wmoran@potentialtech.com> In-Reply-To: <050601c44a4f$b0fe1590$0f02a8c0@lucy> References: <20040604114645.GA15198@math.jussieu.fr> <050601c44a4f$b0fe1590$0f02a8c0@lucy>
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"Dave Raven" <dave@raven.za.net> wrote: > Well all the tests I ran (about 2 memory testers and 2 benchmarks) caused > the box to die - even the make installs did half the time. Now that I've > disabled SMP there are no problems, and the same tests are working > perfectly... >=20 > The only thing I've changed is the SMP support, and now its been running = for > 4 days, before it wouldn't run for 12 hours You may want to take this problem to hackers@ (with more details about the = panic and the hardware involved - the actual panic message and dmesg output) and = see if anyone is aware of the problem. Since 5 is in heavy development, it's possible that this problem has already been dealt with and fixed in 5-CURRENT. If not, I'm sure the development t= eam would be interested in your assistance in fixing it. >=20 > Thanks > Dave >=20 > -----Original Message----- > From: Albert Shih [mailto:shih@math.jussieu.fr]=20 > Sent: 04 June 2004 01:47 PM > To: Dave Raven > Cc: freebsd-questions@freebsd.org > Subject: Re: 5.2.1 SMP problems >=20 >=20 > Le 04/06/2004 =E0 11:47:14+0200, Dave Raven a =E9crit > > Hi all, > > Installed 5.2.1 on a high load server - albeit not recommended - and= =20 > > it was working perfectly with SMP support. It picked up 4 cpu's and=20 > > appeared to be using them all. (The box is a dual 2.4gig Xeon machine).= =20 > > Anyway, the box was as I said under quite a bit of load, and would die= =20 > > about once a day - just reboot. I looked into it a bit and found=20 > > whenever I put more load on (e.g. a make install in ports) it would=20 > > panic - vm_load_page or something like that - sorry about being so=20 > > vague. Anyway I took out SMP support, and now it boots with 2 cpu's -=20 > > one normal Xeon + HT for the second (no idea how to disable that - but = I=20 > > don't need to)... its been running perfect for 4 days now and I put it= =20 > > under SERIOUS load.. has anyone else had SMP problems on 5.2.1? I=20 > > couldn't find anything about it at first glimpse... > >=20 >=20 > Have you shure this problem is with FreeBSD ? >=20 > First check your memory with some software like memtest86 > (http://www.memtest86.com/) >=20 > When I've this kind of problem, always it's because some error in RAM. >=20 > Regards >=20 >=20 >=20 > -- > Albert SHIH > Universite de Paris 7 (Denis DIDEROT) > U.F.R. de Mathematiques. > Heure local/Local time: > Fri Jun 4 13:43:52 CEST 2004 >=20 > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" --=20 Bill Moran Potential Technologies http://www.potentialtech.com
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