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Fixed old documentation in --grow --help

This commit is contained in:
Neil Brown 2007-02-22 14:59:22 +11:00
parent 48327135d6
commit 00be0b12d2
3 changed files with 14 additions and 7 deletions
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1
ChangeLog
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@ -4,6 +4,7 @@ Changes Prior to this release
- Fully support --grow for raid6. If a reshape crashed during the
critical period, mdadm wouldn't restore the Q information
properly.
- Update documentation for --grow.
Changes Prior to 2.6 release
- Fixed UUID printing in "--detail --brief" for version1 metadata.

13
ReadMe.c
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@ -504,16 +504,21 @@ char Help_grow[] =
"\n"
"This usage causes mdadm to attempt to reconfigure a running array.\n"
"This is only possibly if the kernel being used supports a particular\n"
"reconfiguration. This version only supports changing the number of\n"
"devices in a RAID1, and changing the active size of all devices in\n"
"a RAID1/4/5/6.\n"
"reconfiguration. This version supports changing the number of\n"
"devices in a RAID1/5/6, changing the active size of all devices in\n"
"a RAID1/4/5/6, adding or removing a write-intent bitmap, and changing\n"
"the error mode for a 'FAULTY' array.\n"
"\n"
"Options that are valid with the grow (-G --grow) mode are:\n"
" --level= -l : Tell mdadm what level the array is so that it can\n"
" : interpret '--layout' properly.\n"
" --layout= -p : For a FAULTY array, set/change the error mode.\n"
" --size= -z : Change the active size of devices in an array.\n"
" : This is useful if all devices have been replaced\n"
" : with larger devices.\n"
" --raid-disks= -n : Change the number of active devices in a RAID1\n"
" --raid-disks= -n : Change the number of active devices in an array.\n"
" : array.\n"
" --bitmap= -b : Add or remove a write-intent bitmap.\n"
;
char Help_incr[] =

7
mdadm.8
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@ -129,7 +129,7 @@ missing, spare, or failed drives, so there is nothing to monitor.
Grow (or shrink) an array, or otherwise reshape it in some way.
Currently supported growth options including changing the active size
of component devices in RAID level 1/4/5/6 and changing the number of
active devices in RAID1.
active devices in RAID1/5/6.
.TP
.B "Incremental Assembly"
@ -346,7 +346,8 @@ multipath, raid0 and raid1. It is never allowed for raid4 or raid5.
.br
This number can only be changed using
.B --grow
for RAID1 arrays, and only on kernels which provide necessary support.
for RAID1, RAID5 and RAID6 arrays, and only on kernels which provide
necessary support.
.TP
.BR -x ", " --spare-devices=
@ -1660,7 +1661,7 @@ Currently the only support available is to
change the "size" attribute
for RAID1, RAID5 and RAID6.
.IP \(bu 4
increase the "raid-disks" attribute of RAID1 and RAID5.
increase the "raid-disks" attribute of RAID1, RAID5, and RAID6.
.IP \(bu 4
add a write-intent bitmap to any array which support these bitmaps, or
remove a write-intent bitmap from such an array.