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Diffstat (limited to 'sys-utils/mount.8')
| -rw-r--r-- | sys-utils/mount.8 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sys-utils/mount.8 b/sys-utils/mount.8 index c8b6f41c8..6c222d032 100644 --- a/sys-utils/mount.8 +++ b/sys-utils/mount.8 @@ -1744,6 +1744,11 @@ flag. A version string and a list of filesystem parameters will be printed (these data are also printed if the parameters appear to be inconsistent). .TP +.B discard +If set, causes discard/TRIM commands to be issued to the block device +when blocks are freed. This is useful for SSD devices and +sparse/thinly-provisoned LUNs. +.TP .BR fat= {12 | 16 | 32 } Specify a 12, 16 or 32 bit fat. This overrides the automatic FAT type detection routine. Use with caution! @@ -1753,6 +1758,11 @@ Character set to use for converting between 8 bit characters and 16 bit Unicode characters. The default is iso8859-1. Long filenames are stored on disk in Unicode format. .TP +.B nfs +If set, enables in-memory indexing of directory inodes to reduce the +frequency of ESTALE errors in NFS client operations. Useful only when +the filesystem is exported via NFS. +.TP .BI tz=UTC This option disables the conversion of timestamps between local time (as used by Windows on FAT) and UTC |