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On Sat, 2009-03-21 at 19:39 +0100, Jarry wrote: |
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> I remember having lvm2 a few years ago, and despite of that I could not |
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> extend any partition, which was being used. What is then lvm2 good for, |
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> if I can not extend partitions on-the-fly? I can not unmount /usr before |
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> extending... |
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This is filesystem (and OS) dependent. I use XFS for all my partitions, |
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because one of the nice thing about it is, that it can grow filesystems |
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when they are mounted. I think this is possible with ext3 too, but I did |
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not test it. |
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Even under heavy load it is a matter of seconds to grow a XFS FS in a |
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LVM. |
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> And one more counter-argument: with traditional partitions I can select |
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> where a certain partition is (physically). Those partitions accessed |
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> frequently I put to the beginning of the disk with higher transfer-rate. |
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> In my case, it makes quite difference: |
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In my experience more (human and up-) time is lost in |
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backup-reboot-repartition-format-restore-reboot than in some iowait. |
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Bye, |
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Daniel |
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|
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-- |
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PGP key @ http://pgpkeys.pca.dfn.de/pks/lookup?search=0xBB9D4887&op=get |
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# gpg --recv-keys --keyserver hkp://subkeys.pgp.net 0xBB9D4887 |
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