Date: Sat, 31 Mar 2001 15:12:07 -0800 From: Hal Weaver <hweaver@pinetel.com> To: Kris Kennaway <kris@obsecurity.org> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Slow, noisey hard drive activity Message-ID: <3AC66447.67EB9069@pinetel.com> References: <3AC3A738.B73B0404@pinetel.com> <20010329132719.B7195@xor.obsecurity.org> <3AC3F8FB.DD01EDFE@pinetel.com> <20010329210511.A11145@xor.obsecurity.org>
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Kris Kennaway wrote: > > On Thu, Mar 29, 2001 at 07:09:47PM -0800, Hal Weaver wrote: > > Kris Kennaway wrote: > > > > > > On Thu, Mar 29, 2001 at 01:20:56PM -0800, Hal Weaver wrote: > > > > I've installed the following FreeBSD release on two different removable > > > > hard drives used in the same laptop (IBM Thinkpad 760 ED): > > > > -------------------------------------------------- > > > > # uname -a > > Kris, I made twp identical fbsd installations: > > 1. on a 1.2G hard drive where fbsd uses the entire drive. Here hard > > drive access is fast and quiet. > > 2. on a 5G hard drive where fbsd uses only half the drive. Other OSs > > share the rest of the drive. This is the problem installation for > > fbsd. The other OSs both have quiet, fast disk access on this drive. > > > > Conclusion: softupdates status would be the same on both disks; enabled, > > I think. So I don't think that this problem involves softupdates > > status. > > Insufficient data to form that conclusion. Your drives are different, > so have different characteristics, and the other OSes use different > disk write strategies that FreeBSD as already explained. > > I might be wrong, but you need to test it to rule out my hypothesis ;-) Kris, I commented out the SOFTUPDATES line in my kernel configuration and rebuilt it. The symptoms remained as before. So I used tunefs to restore the softupdates. One good outcome of the kernel rebuild is that I got the apm working with my notebook's BIOS. Hal To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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