At 14:31 19-1-00 +0200, Janne Himanka wrote:
>We have a dual PII with 8 4.3GB Cheetahs in two uw scsi channels. I
>used to run it with kernel 2.2.3, a root disk, spare disk and a raid5
>partition composed of 6 disks. The raid5 partition worked otherwise
>well, but within 6 months it lost its superblock three times, once in
>a UPS failure, twice from no apparent reason. I had to do mkraid -f -o
>on it. I grew tired of this and decided to try a newer kernel and raid
>version and 0+1 raid.
>
>So I installed kernel 2.2.11, the 19990824 kernel patches and
>corresponding raid tools (0.90). I configured two raid0 partitions,
>each with three disks, and then one raid1 partition on top of
>these. It seemed to run nicely, benchmarks were good and no
>glitches. But in a few days the system began showing signs of running
>out of memory. It has 512MB RAM, but even a small load would make it
>swap. Ps output showed no memory hogs, so it seems it was some part of
>kernel that was leaking. The kernel configuration didn't have anything
>special except raid. I had all raid options enabled in the
>kernel. After rebooting everything was fine, but it deteriorated in a
>week or so to unusable.
Now i'm no expert and if people want to correct me, please do :)
I've heard from several different sources that 2.2.11 had a memory leak,
which as far as i know is unrelated to (software) raid. I think going with
kernel 2.2.13 and the 2.2.11 raid-patch is ur safest bet right now.
Surge
