Re: mdrecoveryd oops

3 messages, 2 authors, 2002-05-30 · open the first message on its own page

Re: mdrecoveryd oops

From: VanTo <hidden>
Date: 2002-05-30 08:17:36

Hi, it's me again.
I also wanted to ask if it is supported to use md array during recovery? 
(with some journaling fs on it). When a system fails I have to wait for 
about 1 hour while recovery finishes before i mount fs on md, or else it 
crashes. I tried many kernel versions from 2.4.16 to 2.4.19-pre8, with 
the same result.

Thanks,

VanTo

Re: mdrecoveryd oops

From: Danilo Godec <hidden>
Date: 2002-05-30 09:52:25

On Thu, 30 May 2002, VanTo wrote:
I also wanted to ask if it is supported to use md array during recovery?
(with some journaling fs on it). When a system fails I have to wait for
about 1 hour while recovery finishes before i mount fs on md, or else it
crashes. I tried many kernel versions from 2.4.16 to 2.4.19-pre8, with
the same result.
It *should* work. Are you using this on a SMP machine? There are some race
situations causing crashes, but it should work with an UP machine.

Here is a patch produced by gody@agenda.si that should help in SMP
machine. It not pretty and it's not '100% right', but it seems to work.

   D.

Re: mdrecoveryd oops

From: Tomas Vanderka <hidden>
Date: 2002-05-30 16:00:53

On Thu, 30 May 2002, Danilo Godec wrote:
It *should* work. Are you using this on a SMP machine? There are some race
situations causing crashes, but it should work with an UP machine.
It's an UP machine. I was asking this question because we had raid0 and it 
was OK. Now with raid5, machine dies after about 5-6 days. Usually kswapd 
oopses in some raid5 routine while manipulating with stripe list.

Here is a patch produced by gody@agenda.si that should help in SMP
machine. It not pretty and it's not '100% right', but it seems to work.

   D.

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