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Re: How to make fsck run faster?

This is a discussion on Re: How to make fsck run faster? within the lucky.openbsd.misc forums, part of the OpenBSD category; --> On Sun, Jul 16, 2006 at 10:45:55PM +0300, Antti Harri wrote: > I have a 3.8 machine with millions ...


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Old 02-18-2008, 05:47 AM
janus@errornet.de
 
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Default Re: How to make fsck run faster?

On Sun, Jul 16, 2006 at 10:45:55PM +0300, Antti Harri wrote:
> I have a 3.8 machine with millions of files. The
> exact number of files varies a lot but it's always more than 5M.
> One day I had a power failure and I had to wait
> for fsck to complete on reboot. Fsck took more
> than two hours! At that time there were 8,8M files on
> the drive. Is there any way to make fsck go faster?
>


Help implementing background fsck... ;-)

> The machine is AMD Athlon 1700+ with 200G Seagate
> Barracuda on SATA slot. Unfortunately I cannot get
> dmesg at this point but I don't think that's necessary.
> Kernel is 3.8 GENERIC and there is one large ffs partition
> on the SATA disc, roughly the size of 180G. Most of the files
> (approximately 90%) are hardlinks. Disc usage is somewhere
> between 30G and 170G.
>
> Any pointers will be appreciated, thanks in advance!
>


With background fsck and sane partitioning one would have
minimal downtime. At the moment we can't do that as our
FFS has no support background (yet?).


With kind regards

Simon

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