All,
Michael McLagan pointed me to you (see below) - how do I actually use a
raidhotremove and raidhotadd - and do they really work? (I've been watching
some recent stuff on linux-raid about mirroring which is why the second
question.)
Thanks,
Larry Dickson
At 03:01 AM 6/5/99 -0400, Michael McLagan wrote:
>On Thu, 03 Jun 1999 16:16:06 -0700, Lawrence Dickson wrote:
>
>> In the raidtools-0.90-3 RPM, there are links suggestively named
>>raidhotadd and raidhotremove to raidstart, but the man files and the howto
>>don't seem to say anything about how hot swapping is done. Where can I get
>>that information?
>
>
>Well, I've used them, or at least one of them.
>
> raidhotadd <md device> <hdd partition>
>
>It alerts the kernel to a new disk, based on the configuration file in
>/etc/raidtab whether it's a sparedisk or a raiddisk. The kernel then
proceeds
>to rebuild the array if necessary to accomodate the new disk.
>
>raidhotremove does the opposite, as far as I know. I believe it will
leave a
>raid5 in degraded mode until it's replaced. It didn't seem to work on raid1
>arrays when I tried it, but that may well be a glitch.
>
>[EMAIL PROTECTED] has a list, send 'subscribe linux-raid' and you
can
>post additional questions there. I just happened to put the RPM together
while
>I was messing around getting the systems for Linux Online up.
>
>Hope that helps,
>
> Michael McLagan
> Linux Online!
> The first stop for Linux information on the net!
>
> V:(301)490-7245
> F:(301)490-7162
>
