Re: software raid
Harland Christofferson wrote:
> i am trying to configure raid-1 via software. my kernel is 2.4.18-
> 1-586tsc. i do not have /etc/raidtools or /proc/mdstat. am i safe
> to assume that raid support is not compiled into this kernel? if
> this is true, what options do i have? are modules good to use? if
> so, which ones?
Check the kernel config file /boot/config-2.4.18-1-586tsc
the relevant section should look like this
# Multi-device support (RAID and LVM)
If this is ok, try to load the kernel modules:
modprobe -v md
modprobe -v raid1
the file /proc/mdstat should then appear automagically
I have installed and use raidtools2, I create /etc/raidtab
manually (see man raidtab).
However, to create the configuration, there is also mdadm, which
may be your friend.
Description: Manage MD devices aka Linux Software Raid
mdadm is a program that can be used to create, manage, and monitor MD
devices. As such it provides a similar set of functionality to the
This is all you need __UNLESS__ you want to boot from such a
device. In that case you need to make sure that the relevant
initrd.img has sufficient modules and scripts coming with it.
Please refer to the HOWTOs
% find /usr/share/doc/HOWTO/ -iname \*raid\*
and references therein (package doc-linux-text).