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linux:ext3 [2008/03/21 22:39] a |
linux:ext3 [2009/07/23 15:32] (current) 193.164.137.40 HOWTO recover deleted files on an ext3 file system |
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====== EXT3 twickes ====== | ====== EXT3 twickes ====== | ||
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+ | links: | ||
+ | * [[http:// | ||
===== Journals ===== | ===== Journals ===== | ||
ext3 has 3 journal modes, Journal, Ordered, and Writeback (slowest to fastest) | ext3 has 3 journal modes, Journal, Ordered, and Writeback (slowest to fastest) | ||
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Remember, you don't want to remove the reserved blocks entirely, just reduce it to gain back unused space for unprivileged data. | Remember, you don't want to remove the reserved blocks entirely, just reduce it to gain back unused space for unprivileged data. | ||
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===== dir_index: Use hashed b-trees to speed up lookups in large directories. ===== | ===== dir_index: Use hashed b-trees to speed up lookups in large directories. ===== | ||
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If this is your root partition, this will remount it as read only - otherwise it will be completely unmounted. You can then proceed to running | If this is your root partition, this will remount it as read only - otherwise it will be completely unmounted. You can then proceed to running | ||
- | fsck -Df /dev/sda1 | + | e2fsck |
and then | and then | ||
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An entry in the fstab file usually looks something like this: | An entry in the fstab file usually looks something like this: | ||
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