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  • 1.  extendlv problem.

    Posted Thu November 26, 2009 05:24 AM

    Originally posted by: muffy295


    Hi, I hope somebody can help me with problem .
    I want to extend logical volume testlv . I have free PPs in my testvg, but system doesn't allow to extend with error:

    516-854 extendlv: Current lv mapping already exceeds -u limit for
    logical volume. Reorganize current lv or change lv's -u limit.
    What should I do to extend lv ?

    test:/# lslv testlv
    LOGICAL VOLUME: testlv VOLUME GROUP: testvg
    LV IDENTIFIER: 00019b410000d60000000111aa352c91.2 PERMISSION: read/write
    VG STATE: active/complete LV STATE: opened/syncd
    TYPE: jfs2 WRITE VERIFY: off
    MAX LPs: 2048 PP SIZE: 512 megabyte(s)
    COPIES: 2 SCHED POLICY: striped
    LPs: 296 PPs: 592
    STALE PPs: 0 BB POLICY: relocatable
    INTER-POLICY: maximum RELOCATABLE: no
    INTRA-POLICY: middle UPPER BOUND: 2
    MOUNT POINT: /local/test LABEL: /local/test
    MIRROR WRITE CONSISTENCY: on/ACTIVE
    EACH LP COPY ON A SEPARATE PV ?: yes (superstrict)
    Serialize IO ?: NO
    STRIPE WIDTH: 2
    STRIPE SIZE: 128K
    test:/# lsvg testvg
    VOLUME GROUP: testvg VG IDENTIFIER: 00019b410000d60000000111aa352c91
    VG STATE: active PP SIZE: 512 megabyte(s)
    VG PERMISSION: read/write TOTAL PPs: 996 (509952 megabytes)
    MAX LVs: 256 FREE PPs: 400 (204800 megabytes)
    LVs: 2 USED PPs: 596 (305152 megabytes)
    OPEN LVs: 2 QUORUM: 3
    TOTAL PVs: 4 VG DESCRIPTORS: 4
    STALE PVs: 0 STALE PPs: 0
    ACTIVE PVs: 4 AUTO ON: no
    Concurrent: Enhanced-Capable Auto-Concurrent: Disabled
    VG Mode: Concurrent
    Node ID: 1 Active Nodes: 2
    MAX PPs per VG: 32512
    MAX PPs per PV: 1016 MAX PVs: 32
    LTG size (Dynamic): 1024 kilobyte(s) AUTO SYNC: no
    HOT SPARE: no BB POLICY: relocatable


  • 2.  Re: extendlv problem.

    Posted Thu November 26, 2009 01:57 PM

    Originally posted by: orphy


    Try reorgvg but since your LV is striped, it really depends on what you got in testvg and the current usage of the 4 PVs.
    Orphy


  • 3.  Re: extendlv problem.

    Posted Thu November 26, 2009 01:59 PM

    Originally posted by: orphy


    Try reorgvg but since your LV is striped, it really depends on what you got in testvg and the current usage of the 4 PVs.
    Orphy


  • 4.  Re: extendlv problem.

    Posted Mon November 30, 2009 11:50 PM

    Originally posted by: SystemAdmin


    You will have to change the upperbound value for the lv (i.e. max pvs the lv can span across). Since it is striped, you will have to extend in multiples of stripe width (4 in your case)....its a feature that came in with 5.3.....called striped columns (if I am not mistaken).

    r/
    R


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