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Diffstat (limited to 'Documentation/md.txt')
| -rw-r--r-- | Documentation/md.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/md.txt b/Documentation/md.txt index 03a13c462cf2..b19978e035fc 100644 --- a/Documentation/md.txt +++ b/Documentation/md.txt @@ -207,6 +207,15 @@ All md devices contain: available. It will then appear at md/dev-XXX (depending on the name of the device) and further configuration is then possible. + safe_mode_delay + When an md array has seen no write requests for a certain period + of time, it will be marked as 'clean'. When another write + request arrive, the array is marked as 'dirty' before the write + commenses. This is known as 'safe_mode'. + The 'certain period' is controlled by this file which stores the + period as a number of seconds. The default is 200msec (0.200). + Writing a value of 0 disables safemode. + sync_speed_min sync_speed_max This are similar to /proc/sys/dev/raid/speed_limit_{min,max} |