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Commit Graph

791 Commits

Author SHA1 Message Date
Peter Rajnoha
2315743dd3 man: remove duplicate paragraph about selection criteria from lvm(8) man page
The paragraph about selection criteria together with all the related
context is now documented in lvmreport(7) man page completely.
2016-11-22 13:20:52 +01:00
Zdenek Kabelac
59b29716e5 lvconvert: repair accepts interval and background
For mirror and raid we expose --interval and --background on
command line (instead of using just always using compiled-in defaults).
2016-11-11 16:51:33 +01:00
Zdenek Kabelac
f93cddeafd man: fix dmsetup stats
Fix typo  STATS -> STATUS.
2016-09-26 12:38:32 +02:00
Zdenek Kabelac
c2c2721d00 thin: enforce there is some free space in thin pool metadata
Unconditionally guard there is at least 1/4 of metadata volume
free (<16Mib) or 4MiB - whichever value is smaller.

In case there is not enough free space do not let operation proceed and
recommend thin-pool metadata resize (in case user has not
enabled autoresize, manual 'lvextend --poolmetadatasize' is needed).
2016-09-19 14:00:56 +02:00
Peter Rajnoha
06c7220f78 man: add lvmreport man page 2016-09-12 14:11:39 +02:00
Alasdair G Kergon
1768ca599b man: Only install lvmraid when needed. 2016-09-12 13:03:09 +01:00
Alasdair G Kergon
a6bcdbe13c man: Additional info on exit statuses. 2016-09-07 01:57:09 +01:00
David Teigland
a54f073af8 man lvmraid: install 2016-09-06 15:20:43 -05:00
David Teigland
e1f4fc22d2 man lvmraid: comment out unfinished features 2016-09-06 15:13:59 -05:00
David Teigland
ff3f5fa179 man lvmraid: remove rebuild example 2016-09-06 14:54:45 -05:00
David Teigland
a1fb7b51b7 man: add lvmraid(7) 2016-09-06 14:50:08 -05:00
David Teigland
8c71fc1cc2 man: lvconvert mention required option 2016-08-17 14:56:01 -05:00
David Teigland
0336b41828 man: lvconvert change location of sentence
The details about each option are explained in the
section for that option.
2016-08-17 14:13:17 -05:00
Heinz Mauelshagen
a185a2bea2 lvcreate/lvconvert: fix validation of maximum mirrors/stripes
Enforce mirror/raid0/1/10/4/5/6 type specific maximum images when
creating LVs or converting them from mirror <-> raid1.

Document those maxima in the lvcreate/lvconvert man pages.

- resolves rhbz1366060
2016-08-12 19:14:28 +02:00
Peter Rajnoha
b4f0503d1b man: fix references to names for --configreport arg in pvs, vgs and lvs man page 2016-08-09 18:49:11 +02:00
Peter Rajnoha
6fcfa2855b man: add lvm fullreport man page 2016-08-09 18:49:11 +02:00
Peter Rajnoha
06ce9b4e42 log: separate output and make it possible to use given FDs
Currently, the output is separated in 3 parts and each part can go into
a separate and user-defined file descriptor:

  - common output (stdout by default, customizable by LVM_OUT_FD environment variable)
  - error output (stderr by default, customizable by LVM_ERR_FD environment variable)
  - report output (stdout by default, customizable by LVM_REPORT_FD environment variable)

For example, each type of output goes to different output file:

  [0] fedora/~ # export LVM_REPORT_FD=3

  [0] fedora/~ # lvs fedora vg/abc 1>out 2>err 3>report

  [0] fedora/~ # cat out

  [0] fedora/~ # cat err
    Volume group "vg" not found
    Cannot process volume group vg

  [0] fedora/~ # cat report
    LV   VG     Attr       LSize   Layout     Role       CTime
    root fedora -wi-ao----  19.00g linear     public     Wed May 27 2015 08:09:21
    swap fedora -wi-ao---- 500.00m linear     public     Wed May 27 2015 08:09:21

Another example in LVM shell where the report goes to "report" file:

  [0] fedora/~ # export LVM_REPORT_FD=3
  [0] fedora/~ # lvm 3>report

  (in lvm shell)
  lvm> vgs

  (content of "report" file)
  [1] fedora/~ # cat report
    VG     #PV #LV #SN Attr   VSize  VFree
    fedora   1   2   0 wz--n- 19.49g    0

  (in lvm shell)
  lvm> lvs

  (content of "report" file)
  [1] fedora/~ # cat report
    VG     #PV #LV #SN Attr   VSize  VFree
    fedora   1   2   0 wz--n- 19.49g    0
    LV   VG     Attr       LSize   Layout     Role       CTime
    root fedora -wi-ao----  19.00g linear     public     Wed May 27 2015 08:09:21
    swap fedora -wi-ao---- 500.00m linear     public     Wed May 27 2015 08:09:21
2016-08-09 18:24:45 +02:00
Bryn M. Reeves
dad02900f1 man: explain deletion of 1st group member in dmstats.8.in
Although the use of the first region_id in a group to store the
DMS_GROUP=... aux_data tag is an internal implementation detail,
it has a user visible consequence in that deleting this region will
cause the group to disappear: add an explanation of this to the
'group' command and 'Regions, areas, and groups' section.
2016-08-08 19:29:12 +01:00
Bryn M. Reeves
4bcbcdb1a2 man: minor fixes to dmstats.8.in
Remove obsolete reference to '--target'.
2016-08-08 19:07:56 +01:00
David Teigland
fc93085c7a lvconvert: separate type raid to mirror
By the current division of unique operations,
converting type raid to type mirror is distinct
from converting type raid to raid.
2016-08-08 10:37:24 -05:00
Heinz Mauelshagen
7d6cf12554 lvcreate: reject '--nosync' option for RAID6 LVs
The MD raid6 personality being used to drive lvm raid6 LVs does
read-modify-write updates to any stripes and thus relies on correct
P and Q Syndromes being written during initial synchronization or
it may fail reconstructing proper user data in case of SubLVs failing.

We may not allow the '--nosync' option on
creation of raid6 LVs for that reason.

Update/fix 'man lvcreate' in that regard.

add lvcreate-raid-nosync.sh test script.

- Resolves rhbz1358532
2016-08-08 13:52:35 +02:00
Heinz Mauelshagen
d2c3b23e6d lvchange: Allow device specification when requesting a repair
'lvchange --resync LV' or 'lvchange --syncaction repair LV' request the
RAID layout specific parity blocks in raid4/5/6 to be recreated or the
mirrored blocks to be copied again from the master leg/copy for raid1/10,
thus not allowing a rebuild of a particular PV.

Introduce repeatable option '--[raid]rebuild PV' to allow to request
rebuilds of specific PVs in a RaidLV which are known to contain corrupt
data (e.g. rebuild a raid1 master leg).

Add test lvchange-rebuild-raid.sh to test/shell doing rebuild
variations on raid1/10 and 5; add aux function check_status_chars
to support the new test.

 - Resolves rhbz1064592
2016-08-05 16:01:46 +02:00
David Teigland
be497175e0 man: minor corrections in pvscan 2016-08-03 15:49:43 -05:00
David Teigland
2b01dca28a man: include info about disabled lvmetad 2016-08-03 15:42:12 -05:00
Heinz Mauelshagen
8d959b6c75 man: lvcreate correction on --stripes explanation and examples
with respect to the changed, configurable default behaviour
     introduced with commit 7eb7909193.

     E.g. raid default of 2 stripes rather than number of PVs in the VG
     or on the command line minus one.
2016-07-28 17:34:42 +02:00
David Teigland
17fb64b569 man: lvmthin clean up syntax example
The syntax for converting an LV to a thin LV
included an unnecessary --thin option.  I was
probably still confused about these options
when writing this.
2016-07-27 13:13:59 -05:00
Peter Rajnoha
94141c7797 man: add note about 'lastlog' built-in command 2016-07-25 15:05:08 +02:00
Zdenek Kabelac
5bb113c204 man: drop .R
Avoid using .R as its not a valid man macro.
2016-07-22 14:41:47 +02:00
Alasdair G Kergon
3d717b52c1 pre-release 2016-07-15 21:55:38 +01:00
David Teigland
081e569e14 man: drop lvmraid references from lvconvert 2016-07-15 15:08:02 -05:00
David Teigland
26f3b321f9 man: changes to lvconvert
Generally include more information about options.
2016-07-13 13:13:05 -05:00
David Teigland
dcbcc65dc2 Revert "man: restore lost synopsis for lvconvert"
This reverts commit 80394ae7cd.

Anything that was missing or in error will be handled differently.
2016-07-12 09:48:59 -05:00
Peter Rajnoha
d5be748341 man: lvcreate: try to be clearer about -W|--wipesignatures
There was still some confusion report about -W|--wipesignatures
lvcreate option so try to be even clearer. Hopefully, the last edit
here.
2016-07-12 15:23:29 +02:00
Zdenek Kabelac
80394ae7cd man: restore lost synopsis for lvconvert
Synopsis are very useful for quick orientation and also
we provide then for all remaining command.

Also list ALL supported options in a single ordered list,
user should not seek for them.
2016-07-12 13:20:56 +02:00
Peter Rajnoha
42e76a1920 blkdeactivate: add -m|--mpathoption disablequeueing and use it for blk-availability systemd service and initscript
blkdeactivate -m disablequeueing causes "multipathd disablequeueing maps"
call inside blkdeactivate script before deactivating devices. This
avoids a situation where blkdeactivate may wait for paths to appear if
multipath is set to queueing and there's a stack of other devices and/or
mount points on top of such multipath device.

See also https://bugzilla.redhat.com/show_bug.cgi?id=1344381.
2016-07-12 10:01:07 +02:00
David Teigland
c526c327d7 man: lvconvert changes 2016-07-11 10:29:07 -05:00
Zdenek Kabelac
34c55d98ee tests: add LVM_LOG_FILE_MAX_LINES
When logging to epoch files we would like to prevent creating too large
log files otherwise a spining command could fulfill available space
very easily and quickly.

Limit for to 100000 per command.
2016-07-11 12:43:28 +02:00
Bryn M. Reeves
74565e41fc doc: update --filemap usage in dmstats.8.in 2016-07-08 22:05:36 +01:00
David Teigland
7771793a56 man: lvconvert changes 2016-07-08 14:34:36 -05:00
Bryn M. Reeves
17cbcc85bd doc: remove obsolete --statstype references from dmstats.8.in 2016-07-08 17:27:52 +01:00
Bryn M. Reeves
6cb0c7bb5c doc: mention --segments grouping in dmstats.8.in 2016-07-08 17:27:52 +01:00
Bryn M. Reeves
c3caf4b80b doc: mention group histogram restrictions in dmstats.8.in 2016-07-08 17:27:52 +01:00
Bryn M. Reeves
d901468a27 doc: update dmstats.8.in for --filemap and --nogroup 2016-07-08 14:34:41 +01:00
Heinz Mauelshagen
12ecd95965 man: enhance lvconvert 2016-07-08 15:18:18 +02:00
David Teigland
6233bcf52d man: more lvcreate size rewording 2016-07-07 17:21:05 -05:00
David Teigland
589b752eeb man: rewrite lvconvert
Based on the new enumeration of all possible commands.
2016-07-07 17:12:37 -05:00
David Teigland
0de56eeaad man: more rewording for lvcreate size 2016-07-07 13:11:43 -05:00
David Teigland
351bcf5f82 man: clarify lvcreate size in extents 2016-07-06 11:35:50 -05:00
Bryn M. Reeves
93034d0b69 doc: document --area, --region, and --group in dmstats.8.in 2016-07-05 19:53:17 +01:00
Bryn M. Reeves
cf0fa3d693 dmstats: rename --auxdata to --userdata 2016-07-05 19:53:17 +01:00