[linux-lvm] I can't have the mirror_log mirrored, LVM complains "there is no suitable space"

[Alessandro MACUZ]

> Same result if done from a Debian LiveCD. If there are a lot of PEs why
> LVM complains it is not suitable, in my case it needs just 1 PE.
>
> I used --alloc anywherebut it noticed the two mirror-logs were on the same
> disk, thing that I don't want of course...
>

Here's the proof fro the test --alloc anywhere

root at debian:/home/user# lvs -a -o+devices
  LV                   VG           Attr     LSize Pool Origin Data%  Move
Log       Copy%  Convert Devices
  root                 lvgrptstnlvm mwi-a-m- 6.00g
root_mlog 100.00         root_mimage_0(0),root_mimage_1(0)
  [root_mimage_0]      lvgrptstnlvm iwi-aom- 6.00g
                         /dev/sda1(0)
  [root_mimage_1]      lvgrptstnlvm iwi-aom- 6.00g
                         /dev/sdb1(0)
  [root_mlog]          lvgrptstnlvm mwa-aom- 4.00m
          100.00         root_mlog_mimage_0(0),root_mlog_mimage_1(0)
  [root_mlog_mimage_0] lvgrptstnlvm iwi-aom- 4.00m
                         /dev/sdb1(1536)
  [root_mlog_mimage_1] lvgrptstnlvm iwi-aom- 4.00m
                         /dev/sdb1(1537)

root at debian:/home/user# pvs -a -o+devices,pv_pe_count,pv_pe_alloc_count
  PV                     VG           Fmt  Attr PSize PFree Devices
PE   Alloc
  /dev/loop0                               ---     0     0
    0     0
  /dev/lvgrptstnlvm/root                   ---     0     0
    0     0
  /dev/sda1              lvgrptstnlvm lvm2 a--  9.00g 3.00g /dev/sda1(0)
 2303  1536
  /dev/sda1              lvgrptstnlvm lvm2 a--  9.00g 3.00g
2303  1536
  /dev/sdb1              lvgrptstnlvm lvm2 a--  7.07g 1.06g /dev/sdb1(0)
 1809  1538
  /dev/sdb1              lvgrptstnlvm lvm2 a--  7.07g 1.06g /dev/sdb1(1536)
1809  1538
  /dev/sdb1              lvgrptstnlvm lvm2 a--  7.07g 1.06g /dev/sdb1(1537)
1809  1538
  /dev/sdb1              lvgrptstnlvm lvm2 a--  7.07g 1.06g
1809  1538

Might this be for devs' attention?

Alex
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