diff options
Diffstat (limited to 'Documentation/btrfs-scrub.asciidoc')
-rw-r--r-- | Documentation/btrfs-scrub.asciidoc | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/Documentation/btrfs-scrub.asciidoc b/Documentation/btrfs-scrub.asciidoc index 40e793c2..f579c39e 100644 --- a/Documentation/btrfs-scrub.asciidoc +++ b/Documentation/btrfs-scrub.asciidoc @@ -20,7 +20,7 @@ structural damage in the filesystem. The user is supposed to run it manually or via a periodic system service. The recommended period is a month but could be less. The estimated device bandwidth -utilization is about 80% on an idle filesytem. The IO priority class is by +utilization is about 80% on an idle filesystem. The IO priority class is by default 'idle' so background scrub should not interfere with normal filesystem operation significantly. @@ -34,7 +34,7 @@ saved position. SUBCOMMAND ---------- *cancel* <path>|<device>:: -If a scrub is running on the filesystem identified by 'path>' cancel it. +If a scrub is running on the filesystem identified by 'path' cancel it. + If a 'device' is specified, the corresponding filesystem is found and *btrfs scrub cancel* behaves as if it was called on that filesystem. @@ -95,7 +95,14 @@ print separate statistics for each device of the filesystem EXIT STATUS ----------- *btrfs scrub* returns a zero exit status if it succeeds. Non zero is -returned in case of failure. +returned in case of failure: + +1:::: +scrub couldn't be performed +2:::: +there is nothing to resume +3:::: +scrub found uncorrectable errors AVAILABILITY ------------ |