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authorTheodore Ts'o <tytso@mit.edu>2017-04-15 09:22:27 -0400
committerTheodore Ts'o <tytso@mit.edu>2017-04-21 03:33:47 -0400
commit0b76d709f459eb0bca0d453289defc297a64f581 (patch)
tree1b2b6390a690326c2b8c406bf3955a690e3af5ab /e2fsck/e2fsck.8.in
parentf91b451c26802e3801ecdf4d0d2fbe81151f523b (diff)
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e2fsck: allow extent tree optimization to be disabled
Add an extended option, -E no_optimize_extents, as well as a e2fsck.conf profile option, to disable extent tree optimization. Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'e2fsck/e2fsck.8.in')
-rw-r--r--e2fsck/e2fsck.8.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/e2fsck/e2fsck.8.in b/e2fsck/e2fsck.8.in
index 915273d8..4ad575f4 100644
--- a/e2fsck/e2fsck.8.in
+++ b/e2fsck/e2fsck.8.in
@@ -226,6 +226,10 @@ option may prevent you from further manual data recovery.
Do not attempt to discard free blocks and unused inode blocks. This option is
exactly the opposite of discard option. This is set as default.
.TP
+.BI no_optimize_extents
+Do not offer to optimize the extent tree by eliminating unnecessary
+width or depth.
+.TP
.BI readahead_kb
Use this many KiB of memory to pre-fetch metadata in the hopes of reducing
e2fsck runtime. By default, this is set to the size of two block groups' inode