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Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/filesystems/ocfs2.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/filesystems/ocfs2.txt b/Documentation/filesystems/ocfs2.txt index e78abdcc59ee..b63bd2d7fcd3 100644 --- a/Documentation/filesystems/ocfs2.txt +++ b/Documentation/filesystems/ocfs2.txt | |||
@@ -61,3 +61,14 @@ data=writeback Data ordering is not preserved, data may be written | |||
61 | preferred_slot=0(*) During mount, try to use this filesystem slot first. If | 61 | preferred_slot=0(*) During mount, try to use this filesystem slot first. If |
62 | it is in use by another node, the first empty one found | 62 | it is in use by another node, the first empty one found |
63 | will be chosen. Invalid values will be ignored. | 63 | will be chosen. Invalid values will be ignored. |
64 | commit=nrsec (*) Ocfs2 can be told to sync all its data and metadata | ||
65 | every 'nrsec' seconds. The default value is 5 seconds. | ||
66 | This means that if you lose your power, you will lose | ||
67 | as much as the latest 5 seconds of work (your | ||
68 | filesystem will not be damaged though, thanks to the | ||
69 | journaling). This default value (or any low value) | ||
70 | will hurt performance, but it's good for data-safety. | ||
71 | Setting it to 0 will have the same effect as leaving | ||
72 | it at the default (5 seconds). | ||
73 | Setting it to very large values will improve | ||
74 | performance. | ||