diff options
Diffstat (limited to 'sbin/geom/class/mirror')
-rw-r--r-- | sbin/geom/class/mirror/gmirror.8 | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sbin/geom/class/mirror/gmirror.8 b/sbin/geom/class/mirror/gmirror.8 index 8feb316..a58212c 100644 --- a/sbin/geom/class/mirror/gmirror.8 +++ b/sbin/geom/class/mirror/gmirror.8 @@ -120,7 +120,9 @@ indicates an action to be performed: Create a mirror. The order of components is important, because a component's priority is based on its position (starting from 0). -The component with the biggest priority is used by the prefer balance algorithm +The component with the biggest priority is used by the +.Cm prefer +balance algorithm and is also used as a master component when resynchronization is needed, e.g.\& after a power failure when the device was open for writing. .Pp @@ -291,7 +293,8 @@ This is possible, but some conditions have to be met. First of all, a kernel dump will go only to one component and .Nm always chooses the component with the highest priority. -Reading a dump from the mirror on boot will only work if the prefer +Reading a dump from the mirror on boot will only work if the +.Cm prefer balance algorithm is used (that way .Nm will read only from the component with the highest priority). @@ -320,7 +323,6 @@ will find nothing. If on the next boot a component with the highest priority will be synchronized, the prefer balance algorithm will read from the next one, thus will find nothing there. -.Ed .Sh SEE ALSO .Xr geom 4 , .Xr dumpon 8 , |