Re: [gentoo-user] hard lockups w/nfs, md raid5

2006-03-01 Thread matthew . garman
On Mon, Feb 27, 2006 at 12:51:38PM -0700, Richard Fish wrote: > Also try the memory test script from here, but it does pretty much > what you were describing...massive IO and memory bandwidth test: > > http://people.redhat.com/dledford/memtest.html I don't believe it is a memory, IO or hardware p

Re: [gentoo-user] hard lockups w/nfs, md raid5

2006-02-27 Thread Richard Fish
On 2/27/06, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > My questions are: (1) does anyone know what might have caused the > lockups? My experience has been that lockups occuring during heavy IO can be caused by aggressive memory timings. If your BIOS supports it, try increasing the memory timi

[gentoo-user] hard lockups w/nfs, md raid5

2006-02-27 Thread matthew . garman
I've got a homebuilt server running gentoo. I just built a software (linux md) RAID5 array using four SATA drives (connected via a Promise PCI SATA card). In addition to the RAID array, there's a SCSI drive from which the OS boots and runs; two PATA drives merged together under lvm2; and one PAT