Date: Sat, 10 Aug 2002 09:31:31 -0500 From: "FreeBSD" <backdoc@crotchett.com> To: "Roger 'Rocky' Vetterberg" <listsub@401.cx>, <freebsd-questions@FreeBSD.ORG> Subject: Re: lockup during heavy I/O [SOLVED] Message-ID: <08cb01c2407a$9f26c0a0$6401a8c0@crotchett.com> References: <3D5523BC.5030207@401.cx>
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That's interesting. I'll definitely file that one away for future ref. ----- Original Message ----- From: "Roger 'Rocky' Vetterberg" <listsub@401.cx> To: <freebsd-questions@FreeBSD.ORG> Sent: Saturday, August 10, 2002 9:31 AM Subject: lockup during heavy I/O [SOLVED] > Hi folks. > > I have several times posted to this list to get help with some > spontaneuos lockups during heavy IDE or network usage. > The machine in question is a dual Celeron II 533MHz, 1G ram and > Promise UDMA100 IDE raid onboard. > This machine has earlier been running win*, linux and BeOS, and > never experienced any problems whatsoever. I recently moved it to > a new case and installed FreeBSD, and since then it has been > everything _but_ stable. I tried replacing ram and IDE drives, I > ran it with the IDE-raid disabled and I tried removing one of the > CPU's. Nothing helped. > This morning it struck me that the only thing that has changed, > besides the case, is the powersupply. I quickly ripped out the > 350W A-Open and replaced it with a 450W Enermax. That was about 6 > hours ago, since then the machine has constantly been running a > looping 'make -j8 buildworld' parallel with a 'make -j8 clean' in > /usr/ports. This has keeped the loadaverages hovering around 15 > constantly, and the box is still running. > > It might have been a lack of sufficient power, or the A-Open > powersupply was flaky. I checked the old case, and it has a > Zalman 300W powersupply that keeped the box happy for over a > year, so my guess is that A-Open just doesnt cut it. > Whatever it was, its gone now, and the box is stable as a rock. > Im posting this so future users browsing the archives with > similar problems may find it. > > I remember reading a thread earlier where someone asked if the > quality of the powersupply could affect a box's stability. I > guess this proves that the answer is clearly 'YES'. > > -- > R > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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