diff options
| author | Theodore Ts'o <tytso@mit.edu> | 2007-07-11 23:20:17 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2007-07-11 23:20:17 -0400 |
| commit | febac23c12287943fb98b4ddc4727e99034d8b64 (patch) | |
| tree | fb0f80175bf17c9b998494a22888844b2a1dfb88 /misc/tune2fs.8.in | |
| parent | c4b5c45a8407186f10377d4d1322626d5dc503fc (diff) | |
| download | e2fsprogs-febac23c12287943fb98b4ddc4727e99034d8b64.tar.gz | |
Update tune2fs man page to include more discussion of reserved blocks
Addresses-Launchpad-bug: #47817
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'misc/tune2fs.8.in')
| -rw-r--r-- | misc/tune2fs.8.in | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/misc/tune2fs.8.in b/misc/tune2fs.8.in index 7f223bf9..2e617db8 100644 --- a/misc/tune2fs.8.in +++ b/misc/tune2fs.8.in @@ -159,7 +159,7 @@ without first replaying the external journal can result in severe data loss and filesystem corruption. .TP .BI \-g " group" -Set the group which can use reserved filesystem blocks. +Set the group which can use the reserved filesystem blocks. The .I group parameter can be a numerical gid or a group name. If a group name is given, @@ -294,7 +294,15 @@ instead of a block special device name like .BR /dev/hda5 . .TP .BI \-m " reserved-blocks-percentage" -Set the percentage of reserved filesystem blocks. +Set the percentage of the filesystem which may only be allocated +by privileged processes. Reserving some number of filesystem blocks +for use by privileged processes is done +to avoid filesystem fragmentation, and to allow system +daemons, such as +.BR syslogd (8), +to continue to function correctly after non-privileged processes are +prevented from writing to the filesystem. Normally, the default percentage +of reserved blocks is 5%. .TP .BI \-M " last-mounted-directory" Set the last-mounted directory for the filesystem. |