Pseudo name=hdiskpower20
VNX ID=FCN00141200036 [IBM POWER740]
Logical device ID=6006016090B0380076D3B562F300E411 [Backup1] state=alive; policy=CLAROpt; queued-IOs=0
Owner: default=SP A, current=SP A Array failover mode: 4
==============================================================================
--------------- Host --------------- - Stor - -- I/O Path -- -- Stats ---
### HW Path I/O Paths Interf. Mode State Q-IOs Errors
==============================================================================
0 fscsi0 hdisk46 SP A1 active alive 0 0 1 fscsi2 hdisk48 SP B1 active alive 0 0
Pseudo name=hdiskpower21
VNX ID=FCN00141200036 [IBM POWER740]
Logical device ID=6006016090B038002EC8566FF300E411 [Backup2] state=alive; policy=CLAROpt; queued-IOs=0
Owner: default=SP A, current=SP A Array failover mode: 4
==============================================================================
--------------- Host --------------- - Stor - -- I/O Path -- -- Stats ---
### HW Path I/O Paths Interf. Mode State Q-IOs Errors
==============================================================================
0 fscsi0 hdisk47 SP A1 active alive 0 0 1 fscsi2 hdisk49 SP B1 active alive 0 0 #
crs1 hdiskpower5 crs2 hdiskpower0 crs3 hdiskpower6 data1 hdiskpower7 data2 hdiskpower1 data3 hdiskpower8 data4 hdiskpower9 data5 hdiskpower2
data6 hdiskpower10 data7 hdiskpower11 data8 hdiskpower12 data9 hdiskpower13 data10 hdiskpower14 data11 hdiskpower15 data12 hdiskpower3 data13 hdiskpower16 data14 hdiskpower17
arch1 hdiskpower19 arch2 hdiskpower4
backup1 hdiskpower20 backup2 hdiskpower21
lsattr -E -l hdiskpower0
rmdev -dl hdiskpower19
chdev -l hdiskpower0 -a pv=yes chdev -l hdiskpower1 -a pv=yes chdev -l hdiskpower2 -a pv=yes chdev -l hdiskpower3 -a pv=yes chdev -l hdiskpower4 -a pv=yes chdev -l hdiskpower5 -a pv=yes chdev -l hdiskpower6 -a pv=yes chdev -l hdiskpower7 -a pv=yes chdev -l hdiskpower8 -a pv=yes chdev -l hdiskpower9 -a pv=yes chdev -l hdiskpower10 -a pv=yes chdev -l hdiskpower11 -a pv=yes chdev -l hdiskpower12 -a pv=yes chdev -l hdiskpower13 -a pv=yes chdev -l hdiskpower14 -a pv=yes chdev -l hdiskpower15 -a pv=yes chdev -l hdiskpower16 -a pv=yes chdev -l hdiskpower17 -a pv=yes chdev -l hdiskpower19 -a pv=yes chdev -l hdiskpower20 -a pv=yes chdev -l hdiskpower21 -a pv=yes
chdev -l hdiskpower19 -a pv=yes chdev -l hdiskpower19 -a pv=clear
chdev -l hdiskpower0 -a reserve_policy=no_reserve chdev -l hdiskpower1 -a reserve_policy=no_reserve chdev -l hdiskpower2 -a reserve_policy=no_reserve chdev -l hdiskpower3 -a reserve_policy=no_reserve chdev -l hdiskpower4 -a reserve_policy=no_reserve chdev -l hdiskpower5 -a reserve_policy=no_reserve chdev -l hdiskpower6 -a reserve_policy=no_reserve chdev -l hdiskpower7 -a reserve_policy=no_reserve chdev -l hdiskpower8 -a reserve_policy=no_reserve chdev -l hdiskpower9 -a reserve_policy=no_reserve chdev -l hdiskpower10 -a reserve_policy=no_reserve chdev -l hdiskpower11 -a reserve_policy=no_reserve chdev -l hdiskpower12 -a reserve_policy=no_reserve chdev -l hdiskpower13 -a reserve_policy=no_reserve chdev -l hdiskpower14 -a reserve_policy=no_reserve chdev -l hdiskpower15 -a reserve_policy=no_reserve chdev -l hdiskpower16 -a reserve_policy=no_reserve chdev -l hdiskpower17 -a reserve_policy=no_reserve chdev -l hdiskpower19 -a reserve_policy=no_reserve chdev -l hdiskpower20 -a reserve_policy=no_reserve chdev -l hdiskpower21 -a reserve_policy=no_reserve
chown grid:asmadmin /dev/rhdiskpower0 chown grid:asmadmin /dev/rhdiskpower1 chown grid:asmadmin /dev/rhdiskpower2 chown grid:asmadmin /dev/rhdiskpower3 chown grid:asmadmin /dev/rhdiskpower5 chown grid:asmadmin /dev/rhdiskpower6 chown grid:asmadmin /dev/rhdiskpower7 chown grid:asmadmin /dev/rhdiskpower8 chown grid:asmadmin /dev/rhdiskpower9 chown grid:asmadmin /dev/rhdiskpower10 chown grid:asmadmin /dev/rhdiskpower11 chown grid:asmadmin /dev/rhdiskpower12 chown grid:asmadmin /dev/rhdiskpower13 chown grid:asmadmin /dev/rhdiskpower14 chown grid:asmadmin /dev/rhdiskpower15 chown grid:asmadmin /dev/rhdiskpower16 chown grid:asmadmin /dev/rhdiskpower17 chmod 660 /dev/rhdiskpower0
chmod 660 /dev/rhdiskpower1 chmod 660 /dev/rhdiskpower2 chmod 660 /dev/rhdiskpower3 chmod 660 /dev/rhdiskpower5 chmod 660 /dev/rhdiskpower6 chmod 660 /dev/rhdiskpower7 chmod 660 /dev/rhdiskpower8 chmod 660 /dev/rhdiskpower9 chmod 660 /dev/rhdiskpower10 chmod 660 /dev/rhdiskpower11 chmod 660 /dev/rhdiskpower12 chmod 660 /dev/rhdiskpower13 chmod 660 /dev/rhdiskpower14 chmod 660 /dev/rhdiskpower15 chmod 660 /dev/rhdiskpower16 chmod 660 /dev/rhdiskpower17
chdev -l hdiskpower5 -a reserve_policy=no_reserve /usr/sbin/lsattr -E -l hdiskpower5
# /usr/sbin/lsattr -E -l hdiskpower5
PR_key_value none Reserve Key. True clr_q no Clear Queue (RS/6000) True location Location True
lun_id 0x6000000000000 LUN ID False lun_reset_spt yes FC Forced Open LUN True max_coalesce 0x100000 Maximum coalesce size True max_retries 5 Maximum Retries True
max_transfer 0x100000 Maximum transfer size True
pvid 00f933f9c497fa560000000000000000 Physical volume identifier False pvid_takeover yes Takeover PVIDs from hdisks True q_err yes Use QERR bit True q_type simple Queue TYPE False queue_depth 32 Queue DEPTH True reassign_to 120 REASSIGN time out value True
reserve_policy no_reserve Reserve Policy used to reserve device on open. True reset_delay 2 Reset Delay True
rw_timeout 30 READ/WRITE time out True scsi_id 0x10600 SCSI ID False start_timeout 60 START unit time out True
ww_name 0x500601693ee0648b World Wide Name False
reserve_policy no_reserve
lsattr -E -l /dev/rhdiskpower0
lsattr -E -l /dev/rhdisk3
查看：
lsattr -E -l rhdiskpower0|grep reserve
lsattr -El sys0 -a realmem # lsattr -El sys0 -a realmem
realmem 64749568 Amount of usable physical memory in Kbytes False
# lsps -a
Page Space Physical Volume Volume Group Size %Used Active Auto Type Chksum hd6 hdisk0 rootvg 65536MB 0 yes yes lv 0 # #
# lsvg rootvg VOLUME GROUP: rootvg VG IDENTIFIER: 00f933f900004c0000000146e2225531
VG STATE: active PP SIZE: 512 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 1116 (571392 megabytes) MAX LVs: 256 FREE PPs: 808 (413696 megabytes) LVs: 13 USED PPs: 308 (157696 megabytes) OPEN LVs: 12 QUORUM: 1 (Disabled) TOTAL PVs: 2 VG DESCRIPTORS: 3 STALE PVs: 0 STALE PPs: 0 ACTIVE PVs: 2 AUTO ON: yes 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 PV RESTRICTION: none INFINITE RETRY: no DISK BLOCK SIZE: 512 # lsvg -l rootvg rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT hd5 boot 1 2 2 closed/syncd N/A hd6 paging 128 256 2 open/syncd N/A hd8 jfs2log 1 2 2 open/syncd N/A hd4 jfs2 2 4 2 open/syncd / hd2 jfs2 6 12 2 open/syncd /usr hd9var jfs2 1 2 2 open/syncd /var hd3 jfs2 4 8 2 open/syncd /tmp hd1 jfs2 1 2 2 open/syncd /home