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man: lvcreate: try to be clearer about -W|--wipesignatures

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There was still some confusion report about -W|--wipesignatures
lvcreate option so try to be even clearer. Hopefully, the last edit
here.
This commit is contained in:
Peter Rajnoha 2016-07-12 15:20:12 +02:00
parent 957480f4b9
commit d5be748341
1 changed files with 7 additions and 6 deletions
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13
man/lvcreate.8.in
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@ -720,16 +720,17 @@ device sizes (GiB), thin provisioning should be used for this case.
.BR \-W | \-\-wipesignatures .BR \-W | \-\-wipesignatures
.RB { y | n } .RB { y | n }
.br .br
Controls wiping of detected signatures on newly created Logical Volume. Controls detection and subsequent wiping of signatures on newly created
If this option is not specified, then by default signature wiping is done Logical Volume. There's a prompt for each signature detected to confirm
each time the zeroing ( its wiping (unless \fB--yes\fP is used where LVM assumes 'yes' answer
.BR \-Z | \-\-zero for each prompt automatically). If this option is not specified, then by
) is done. This default behaviour default \fB-W\fP | \fB--wipesignatures y\fP is assumed each time the
zeroing is done (\fB\-Z\fP | \fB\-\-zero y\fP). This default behaviour
can be controlled by \fB\%allocation/wipe_signatures_when_zeroing_new_lvs\fP can be controlled by \fB\%allocation/wipe_signatures_when_zeroing_new_lvs\fP
setting found in setting found in
.BR lvm.conf (5). .BR lvm.conf (5).
.br .br
If blkid wiping is used \fBallocation/use_blkid_wiping\fP setting in If blkid wiping is used (\fBallocation/use_blkid_wiping\fP setting in
.BR lvm.conf (5)) .BR lvm.conf (5))
and LVM2 is compiled with blkid wiping support, then \fBblkid\fP(8) library is used and LVM2 is compiled with blkid wiping support, then \fBblkid\fP(8) library is used
to detect the signatures (use \fBblkid \-k\fP command to list the signatures that are recognized). to detect the signatures (use \fBblkid \-k\fP command to list the signatures that are recognized).