关于AIX操作系统中LUN的队列深度(queue_depth)

# lsattr  -El hdisk10

PCM            PCM/friend/hitachifcp            N/A                              True

PR_key_value   0x1c4ce354c                      Reserve Key                      True

algorithm      round_robin                      N/A                              False

clr_q          no                               Device CLEARS its Queue on error True

dvc_support                                     N/A                              False

location                                        Location Label                   True

lun_id         0x8000000000000                  Logical Unit Number ID           False

max_transfer   0x40000                          Maximum TRANSFER Size            True

node_name      0x50060e8010273e09               FC Node Name                     False

pvid           00c4cf35228098b10000000000000000 Physical Volume ID               False

q_err          yes                              Use QERR bit                     False

q_type         simple                           Queue TYPE                       True

queue_depth    2                                Queue DEPTH                      True

reassign_to    120                              REASSIGN time out                True

reserve_policy no_reserve                       Reserve Policy                   True

rw_timeout     60                               READ/WRITE time out              True

scsi_id        0x11000                          SCSI ID                          False

start_timeout  60                               START UNIT time out              True

ww_name        0x50060e8010273e09               FC World Wide Name               False