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From: Ming Zhang <mingz@ele.uri.edu>
Date: Fri, 28 Apr 2006 12:10:03 -0400
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Subject: [linux-lvm] vgchange -ay Killed
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This is what i get when try to active a VG with 3K LVs. repeatable.

  LVM version:     2.02.01 (2005-11-23)
  Library version: 1.02.02 (2006-01-04)
  Driver version:  4.4.0


[root@dualxeon ~]# vgchange -ay
Killed


seem that "Locking memory" only appear once, and then stuck till killed.

--------some debug output if i use vgchang -ay -vvv--------------
    Found volume group "vg1"
        Getting device info for vg1-v678
        dm info
LVM-8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCejSzi1SuM3uO3NWrpDB2Fle5A3Uv6i367 N
[16384]
        Locking LV
8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeL0DcqwlzsZSb0p6eIhXnV2uyE8KNAZG2 (R)
      Finding volume group for uuid
8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeL0DcqwlzsZSb0p6eIhXnV2uyE8KNAZG2
      /dev/md0: lvm2 label detected
      /dev/md1: lvm2 label detected
      /dev/md0: lvm2 label detected
      /dev/md1: lvm2 label detected
        Read vg1 metadata (3001) from /dev/md0 at 272384 size 706783
      /dev/md0: lvm2 label detected
      /dev/md1: lvm2 label detected
        Read vg1 metadata (3001) from /dev/md1 at 272384 size 706783
    Found volume group "vg1"
        Getting device info for vg1-v679
        dm info
LVM-8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeL0DcqwlzsZSb0p6eIhXnV2uyE8KNAZG2 N
[16384]
        Locking LV
8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeccjyapQkKwo75je1cFLyZ84RO4LWQnk5 (R)
      Finding volume group for uuid
8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeccjyapQkKwo75je1cFLyZ84RO4LWQnk5
      /dev/md0: lvm2 label detected
      /dev/md1: lvm2 label detected
      /dev/md0: lvm2 label detected
      /dev/md1: lvm2 label detected
        Read vg1 metadata (3001) from /dev/md0 at 272384 size 706783
      /dev/md0: lvm2 label detected
      /dev/md1: lvm2 label detected
        Read vg1 metadata (3001) from /dev/md1 at 272384 size 706783
    Found volume group "vg1"
        Getting device info for vg1-v680
        dm info
LVM-8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeccjyapQkKwo75je1cFLyZ84RO4LWQnk5 N
[16384]
        dm info
8ZZaL55BvKV1b8qj3z60KZBVJOrnHyCeccjyapQkKwo75je1cFLyZ84RO4LWQnk5 N
[16384]
        dm info vg1-v680  N   [16384]
      Locking memory