Fixed old documentation in --grow --help
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48327135d6
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00be0b12d2
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@ -4,6 +4,7 @@ Changes Prior to this release
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- Fully support --grow for raid6. If a reshape crashed during the
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- Fully support --grow for raid6. If a reshape crashed during the
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critical period, mdadm wouldn't restore the Q information
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critical period, mdadm wouldn't restore the Q information
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properly.
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properly.
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- Update documentation for --grow.
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Changes Prior to 2.6 release
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Changes Prior to 2.6 release
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- Fixed UUID printing in "--detail --brief" for version1 metadata.
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- Fixed UUID printing in "--detail --brief" for version1 metadata.
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13
ReadMe.c
13
ReadMe.c
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@ -504,16 +504,21 @@ char Help_grow[] =
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"\n"
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"\n"
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"This usage causes mdadm to attempt to reconfigure a running array.\n"
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"This usage causes mdadm to attempt to reconfigure a running array.\n"
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"This is only possibly if the kernel being used supports a particular\n"
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"This is only possibly if the kernel being used supports a particular\n"
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"reconfiguration. This version only supports changing the number of\n"
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"reconfiguration. This version supports changing the number of\n"
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"devices in a RAID1, and changing the active size of all devices in\n"
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"devices in a RAID1/5/6, changing the active size of all devices in\n"
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"a RAID1/4/5/6.\n"
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"a RAID1/4/5/6, adding or removing a write-intent bitmap, and changing\n"
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"the error mode for a 'FAULTY' array.\n"
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"\n"
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"\n"
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"Options that are valid with the grow (-G --grow) mode are:\n"
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"Options that are valid with the grow (-G --grow) mode are:\n"
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" --level= -l : Tell mdadm what level the array is so that it can\n"
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" : interpret '--layout' properly.\n"
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" --layout= -p : For a FAULTY array, set/change the error mode.\n"
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" --size= -z : Change the active size of devices in an array.\n"
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" --size= -z : Change the active size of devices in an array.\n"
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" : This is useful if all devices have been replaced\n"
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" : This is useful if all devices have been replaced\n"
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" : with larger devices.\n"
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" : with larger devices.\n"
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" --raid-disks= -n : Change the number of active devices in a RAID1\n"
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" --raid-disks= -n : Change the number of active devices in an array.\n"
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" : array.\n"
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" : array.\n"
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" --bitmap= -b : Add or remove a write-intent bitmap.\n"
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;
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;
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char Help_incr[] =
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char Help_incr[] =
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7
mdadm.8
7
mdadm.8
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@ -129,7 +129,7 @@ missing, spare, or failed drives, so there is nothing to monitor.
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Grow (or shrink) an array, or otherwise reshape it in some way.
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Grow (or shrink) an array, or otherwise reshape it in some way.
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Currently supported growth options including changing the active size
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Currently supported growth options including changing the active size
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of component devices in RAID level 1/4/5/6 and changing the number of
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of component devices in RAID level 1/4/5/6 and changing the number of
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active devices in RAID1.
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active devices in RAID1/5/6.
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.TP
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.TP
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.B "Incremental Assembly"
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.B "Incremental Assembly"
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@ -346,7 +346,8 @@ multipath, raid0 and raid1. It is never allowed for raid4 or raid5.
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.br
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.br
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This number can only be changed using
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This number can only be changed using
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.B --grow
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.B --grow
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for RAID1 arrays, and only on kernels which provide necessary support.
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for RAID1, RAID5 and RAID6 arrays, and only on kernels which provide
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necessary support.
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.TP
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.TP
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.BR -x ", " --spare-devices=
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.BR -x ", " --spare-devices=
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@ -1660,7 +1661,7 @@ Currently the only support available is to
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change the "size" attribute
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change the "size" attribute
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for RAID1, RAID5 and RAID6.
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for RAID1, RAID5 and RAID6.
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.IP \(bu 4
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.IP \(bu 4
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increase the "raid-disks" attribute of RAID1 and RAID5.
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increase the "raid-disks" attribute of RAID1, RAID5, and RAID6.
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.IP \(bu 4
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.IP \(bu 4
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add a write-intent bitmap to any array which support these bitmaps, or
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add a write-intent bitmap to any array which support these bitmaps, or
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remove a write-intent bitmap from such an array.
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remove a write-intent bitmap from such an array.
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