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| author | NeilBrown <neilb@suse.de> | 2014-08-14 06:54:05 +0200 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2014-08-14 06:54:05 +0200 |
| commit | f66585eb083460aac5e7fa98191acef9dd1406a1 (patch) | |
| tree | 6807a2907ab107620cf2fcfa2c893917661111dd /mdadm.8.in | |
| parent | Manage: fix removal of non-existent devices. (diff) | |
| download | mdadm-f66585eb083460aac5e7fa98191acef9dd1406a1.tar.xz mdadm-f66585eb083460aac5e7fa98191acef9dd1406a1.zip | |
mdadm: document some more magic environment variables.
Others are mostly for developers.
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'mdadm.8.in')
| -rw-r--r-- | mdadm.8.in | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -2887,6 +2887,20 @@ to '1', the will create and devices that are needed. .TP +.B MDADM_NO_SYSTEMCTL +If +.I mdadm +detects that +.I systemd +is in use it will normally request +.I systemd +to start various background tasks (particularly +.IR mdmon ) +rather than forking and running them in the background. This can be +suppressed by setting +.BR MDADM_NO_SYSTEMCTL=1 . + +.TP .B IMSM_NO_PLATFORM A key value of IMSM metadata is that it allows interoperability with boot ROMs on Intel platforms, and with other major operating systems. @@ -2903,6 +2917,18 @@ recovery. You should be aware that interoperability may be compromised by setting this value. .TP +.B MDADM_GROW_ALLOW_OLD +If an array is stopped while it is performing a reshape and that +reshape was making use of a backup file, then when the array is +re-assembled +.I mdadm +will sometimes complain that the backup file is too old. If this +happens and you are certain it is the right backup file, you can +over-ride this check by setting +.B MDADM_GROW_ALLOW_OLD=1 +in the environment. + +.TP .B MDADM_CONF_AUTO Any string given in this variable is added to the start of the .B AUTO |