  --- Logical volume ---
  LV Path                /dev/hadoop/hadoop_vol_fast
  LV Name                hadoop_vol_fast
  VG Name                hadoop
  LV UUID                AduHMp-OLwX-CaIA-IKom-tmUA-Ko1Z-Qq0Sbm
  LV Write Access        read/write
  LV Creation host, time ihadoop-6.linuxperf9025.net, 2013-03-25 08:39:22 -0500
  LV Status              available
  # open                 1
  LV Size                14.18 TiB
  Current LE             3717467
  Segments               1
  Allocation             inherit
  Read ahead sectors     8192
  Block device           253:2
   
  --- Logical volume ---
  LV Path                /dev/vg_ihadoop6/lv_root
  LV Name                lv_root
  VG Name                vg_ihadoop6
  LV UUID                UueKtL-yDkn-EB5b-Iz4j-Ytwo-9RF3-wAEbXJ
  LV Write Access        read/write
  LV Creation host, time ihadoop-6.linuxperf9025.net, 2013-03-20 11:07:59 -0500
  LV Status              available
  # open                 1
  LV Size                1.81 TiB
  Current LE             475449
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:0
   
  --- Logical volume ---
  LV Path                /dev/vg_ihadoop6/lv_swap
  LV Name                lv_swap
  VG Name                vg_ihadoop6
  LV UUID                Elq4Ep-7C45-dtuf-4vEW-b2cl-7prz-ouzVqp
  LV Write Access        read/write
  LV Creation host, time ihadoop-6.linuxperf9025.net, 2013-03-20 11:12:51 -0500
  LV Status              available
  # open                 1
  LV Size                4.00 GiB
  Current LE             1024
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           253:1
   
