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On Thu, 31 Aug 2006, Mark Kirkwood wrote: |
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|
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> Mark Kirkwood wrote: |
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>> Ow Mun Heng wrote: |
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>>> |
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>>> I've already updated it to the latest based on the suspend2 version. |
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>>> $uname -r |
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>>> 2.6.17-suspend2-r4 |
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>>> |
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>>> $eix xfsprogs |
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>>> Available versions: 2.7.3 2.7.11 2.8.10 |
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>>> Installed: 2.8.10 |
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>>> |
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>>> |
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>>> If not mistaken, the issue, (or barriers if not mistaken) was introduced |
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>>> in the 2.6.17 kernel series. |
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>>> the 2.6.16 series wasn't affected. (I could be wrong, I don't have net |
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>>> access so, I can't verify) |
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>>> |
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>> |
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>> Right - as it happens I'm doing an update today, so will let you know if |
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>> I see any write performance change. |
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>> |
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> |
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> |
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> FWIW, I've updated to 2.6.17 and I don't see any change in performance at all |
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> (215Mb/s reads and 100Mb/s writes). |
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> |
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> Now I'm on the standard source tree: |
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> |
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> $ uname -r |
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> 2.6.17-gentoo-r7 |
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> |
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> $ eix xfsprogs |
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> Available versions: 2.7.3 2.7.11 ~2.8.10 |
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> Installed: 2.7.11 |
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> |
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> which may be a factor. |
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> |
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> The other thing I notice is that my filesystems are all under 50%, whereas |
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> your troublesome one was at 80%or so: |
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> |
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> $ df -m |
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> Filesystem 1M-blocks Used Available Use% Mounted on |
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> /dev/md/2 529 134 395 26% / |
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> /dev/md/0 129 10 120 8% /boot |
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> /dev/md/3 3911 32 3880 1% /tmp |
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> /dev/md/4 3911 175 3737 5% /var |
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> /dev/md/5 19537 3008 16530 16% /usr |
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> /dev/md/6 19537 2668 16870 14% /home |
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> /dev/md/7 104841 25682 79160 25% /data0 |
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> |
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> I might try writing a few big files to fill one of 'em up and see if it makes |
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> any difference! |
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> |
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> Cheers |
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> |
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> Mark |
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> -- |
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> gentoo-user@g.o mailing list |
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> |
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|
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You can also check your fragmentation, xfs_db -c frag /dev/.. |
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and defrag it with xfs_fsir .. |
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|
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-- |
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