From: Randy Dunlap [EMAIL PROTECTED]
Date: Tue, 20 Mar 2007 20:05:38 -0700
Build a kernel with CONFIG_NET-n and CONFIG_BLK_DEV_MD=m.
Unless csum_partial() is built and kept by some arch Makefile,
the result is:
ERROR: csum_partial [drivers/md/md-mod.ko] undefined!
make[1]: *** [__modpost]
From: Jan Engelhardt [EMAIL PROTECTED]
Date: Mon, 2 Apr 2007 02:15:57 +0200 (MEST)
just when I did
# mdadm -C /dev/md2 -b internal -e 1.0 -l 10 -n 4 /dev/sd[cdef]4
(created)
# mdadm -D /dev/md2
Killed
dmesg filled up with a kernel oops. A few seconds later, the box
locked solid. Since I
From: Jan Engelhardt [EMAIL PROTECTED]
Date: Mon, 2 Apr 2007 02:15:57 +0200 (MEST)
Kernel is kernel-smp-2.6.16-1.2128sp4.sparc64.rpm from Aurora Corona.
Perhaps it helps, otherwise hold your breath until I reproduce it.
Jan, if you can reproduce this with the current 2.6.20 vanilla
kernel I'd
Problem:
The mdadm --grow command fails when trying to add disk to a RAID6.
The man page says it can do this.
GROW MODE
The GROW mode is used for changing the size or shape of an
active array. For this to work,
the kernel must support the necessary change. Various types
Neil,
On RHEL5 the kernel is 2.6.18-8.1.8. On Ubuntu 7.04 the kernel is
2.6.20-16. Someone on the Arstechnica forums wrote they see the same
thing in Debian etch running kernel 2.6.18. Below is a messages log
from the RHEL5 system. I have only included the section for creating
the RAID6,
From: Dan Williams [EMAIL PROTECTED]
Date: Wed, 24 Oct 2007 16:49:28 -0700
Hopefully it is as painless to run on sparc as it is on IA:
opcontrol --start --vmlinux=/path/to/vmlinux
wait
opcontrol --stop
opreport --image-path=/lib/modules/`uname -r` -l
It is painless, I use it all the time.
