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Diffstat (limited to 'misc/mke2fs.8.in')
-rw-r--r-- | misc/mke2fs.8.in | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/misc/mke2fs.8.in b/misc/mke2fs.8.in index c0b53245..30f97bb5 100644 --- a/misc/mke2fs.8.in +++ b/misc/mke2fs.8.in @@ -365,6 +365,13 @@ small risk if the system crashes before the journal has been overwritten entirely one time. If the option value is omitted, it defaults to 1 to enable lazy journal inode zeroing. .TP +.B assume_storage_prezeroed\fR[\fB= \fI<0 to disable, 1 to enable>\fR] +If enabled, +.BR mke2fs +assumes that the storage device has been prezeroed, skips zeroing the journal +and inode tables, and annotates the block group flags to signal that the inode +table has been zeroed. +.TP .B no_copy_xattrs Normally .B mke2fs @@ -403,6 +410,11 @@ file system to change based on the user running \fBmke2fs\fR. Set a flag in the file system superblock indicating that it may be mounted using experimental kernel code, such as the ext4dev file system. .TP +.BI orphan_file_size= size +Set size of the file for tracking unlinked but still open inodes and inodes +with truncate in progress. Larger file allows for better scalability, reserving +a few blocks per cpu is ideal. +.TP .B discard Attempt to discard blocks at mkfs time (discarding blocks initially is useful on solid state devices and sparse / thin-provisioned storage). When the device |