Mailinglist Archive: opensuse (2372 mails)

[Joseph Loo <jloo@xxxxxxx>]

Matthew Stringer wrote:
> Hi,
> 
> I've a server with 24 500GB SATA 2 hard drives with RAID5 running 10.2.
> 
> It also has a pair of small disks for the OS with ext3 FS and the large 11TB 
> LV was using ReiserFS.
> 
> The box was OK, but I found that when it was under heavy load the LV would 
> lock up, where I was unable to read or write to it, the only way to get it 
> back was a hard reset as the partition refused to unmount.
> 
> My understanding is that the limit for ReiserFS is 17.6TB's so I'm well within 
> the limit.
> 
> I've switched the filesystem to XFS which has been fine although I generally 
> prefer the performance of ReiserFS.
> 
> I don't think this is a bug with SUSE as I tried Fedora on the box with 
> exactly the same results.
> 
> Using XFS isn't causing a problem, but I thought I post this to see what folks 
> have to say on this subject.
> 
> Cheers
> 
> Matthew
> 
I understand you have to be careful with xfs. When there are large number of
files being used, xfs caches a lot of the data. I read somewhere, that xfs under
heavy load will lock up sometimes and use all your memory up.

-- 
Joseph Loo
jloo@xxxxxxx
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