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| author | Dave Wysochanski <dwysocha@redhat.com> | 2009-10-05 20:04:21 +0000 |
|---|---|---|
| committer | Dave Wysochanski <dwysocha@redhat.com> | 2009-10-05 20:04:21 +0000 |
| commit | 2ce3412b46a5dc49f36fa42f76d9e93cc2cb3b65 (patch) | |
| tree | 2696bb2990346cfdb9ed24ee0a63f8313ac20a9f /man/vgcreate.8.in | |
| parent | 2e201936e466e8d93e7122645b37753629762caa (diff) | |
| download | lvm2-2ce3412b46a5dc49f36fa42f76d9e93cc2cb3b65.tar.gz lvm2-2ce3412b46a5dc49f36fa42f76d9e93cc2cb3b65.tar.xz lvm2-2ce3412b46a5dc49f36fa42f76d9e93cc2cb3b65.zip | |
Update vgcreate and vgextend man pages to clarify implicit pvcreate.
vgcreate and vgextend now implicitly call pvcreate on devices not
currently initialized for LVM use. Previously these commands would
fail with an error, so clarify the new behavior in the man page.
Diffstat (limited to 'man/vgcreate.8.in')
| -rw-r--r-- | man/vgcreate.8.in | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/man/vgcreate.8.in b/man/vgcreate.8.in index 71bc1363..f00afcf6 100644 --- a/man/vgcreate.8.in +++ b/man/vgcreate.8.in @@ -21,16 +21,24 @@ vgcreate \- create a volume group .RB [ \-t | \-\-test ] .RB [ \-v | \-\-verbose ] .RB [ \-\-version ] -.I VolumeGroupName PhysicalVolumePath -.RI [ PhysicalVolumePath ...] +.RB [ PHYSICAL DEVICE OPTIONS ] +.I VolumeGroupName PhysicalDevicePath +.RI [ PhysicalDevicePath ...] .SH DESCRIPTION .B vgcreate creates a new volume group called .I VolumeGroupName -using the block special device -.IR PhysicalVolumePath -previously configured for LVM with -.BR pvcreate (8). +using the block special device \fIPhysicalDevicePath\fP. +.sp +If \fIPhysicalDevicePath\fP was not previously configured for LVM with +\fBpvcreate (8)\fP, the device will be initialized with the same +default values used with \fBpvcreate\fP. If non-default +\fPpvcreate\fP values are are desired, they may be given on the +commandline with the same options as \fPpvcreate\fP. See +\fBPHYSICAL DEVICE OPTIONS\fP for available options. Note +that the restore-related options such as --restorefile, --uuid, +and --physicalvolumesize are not available. If a restore operation +is needed, use \fBpvcreate (8)\fP and \fBvgcfgrestore (8)\fP. .SH OPTIONS See \fBlvm\fP for common options. .TP @@ -86,6 +94,25 @@ but having a large number of extents will slow down the tools but have no impact on I/O performance to the logical volume. The smallest PE is 1KB. The 2.4 kernel has a limitation of 2TB per block device. +.SH PHYSICAL DEVICE OPTIONS +The following options are available for initializing physical devices in the +volume group. These options are further described in the pvcreate man page. +.TP +.BR \-f ", " \-\-force +.TP +.BR \-y ", " \-\-yes +.TP +.BR \-Z ", " \-\-zero " y|n" +.TP +.BR \-\-labelsector " sector" +.TP +.BR \-\-metadatasize " size" +.TP +.BR \-\-metadatacopies " copies" +.TP +.BR \-\-dataalignment " alignment" +.TP +.BR \-\-dataalignmentoffset " alignment_offset" .SH EXAMPLES To create a volume group named .B test_vg |