磁盘的物理大小

$ lsdev -Ccdisk
hdisk0 Available 1Z-08-00-8,0 16 Bit LVD SCSI Disk Drive
hdisk1 Available 1Z-08-00-9,0 16 Bit LVD SCSI Disk Drive
hdisk5 Available 1D-08-01     1722-600 (600) Disk Array Device
hdisk6 Available 1A-08-01     1722-600 (600) Disk Array Device
hdisk7 Available 1D-08-01     1722-600 (600) Disk Array Device
$ lsattr -El hdisk0
PCM             PCM/friend/scsiscsd              Path Control Module        False
algorithm       fail_over                        Algorithm                  True
hcheck_interval 0                                Health Check Interval      True
hcheck_mode     nonactive                        Health Check Mode          True
max_transfer    0x40000                          Maximum TRANSFER Size      True
pvid            00076d8f106a1efb0000000000000000 Physical volume identifier False
queue_depth     3                                Queue DEPTH                False
reserve_policy  single_path                      Reserve Policy             True
size_in_mb      73400                            Size in Megabytes          False
$ lsattr -El hdisk7
cache_method  default                          Write Caching method                   True
ieee_volname  600A0B800013711600000C4E45CC12C4 IEEE Unique volume name                False
lun_id        0x0002000000000000               Logical Unit Number                    False
prefetch_mult 0                                Multiple of blocks to prefetch on read True
pvid          00076d8fa56a7d190000000000000000 Physical volume identifier             False
q_type        simple                           Queuing Type                           False
queue_depth   10                               Queue Depth                            True
raid_level    5                                RAID Level                             False
reassign_to   120                              Reassign Timeout value                 True
reserve_lock  yes                              RESERVE device on open                 True
rw_timeout    30                               Read/Write Timeout value               True
scsi_id       0xef                             SCSI ID                                False
size          856770                           Size in Mbytes                         False
write_cache   no                               Write Caching enabled                  True
$  lsattr -El hdisk6
cache_method  default                          Write Caching method                   True
ieee_volname  600A0B80001370DD000014EF4191A6C1 IEEE Unique volume name                False
lun_id        0x0001000000000000               Logical Unit Number                    False
prefetch_mult 0                                Multiple of blocks to prefetch on read True
pvid          00076d8f20cefb290000000000000000 Physical volume identifier             False
q_type        simple                           Queuing Type                           False
queue_depth   10                               Queue Depth                            True
raid_level    5                                RAID Level                             False
reassign_to   120                              Reassign Timeout value                 True
reserve_lock  yes                              RESERVE device on open                 True
rw_timeout    30                               Read/Write Timeout value               True
scsi_id       0xe4                             SCSI ID                                False
size          277979                           Size in Mbytes                         False
write_cache   no                               Write Caching enabled                  True
$  lsattr -El hdisk5
cache_method  default                          Write Caching method                   True
ieee_volname  600A0B800013711600000C4C40860CA8 IEEE Unique volume name                False
lun_id        0x0000000000000000               Logical Unit Number                    False
prefetch_mult 0                                Multiple of blocks to prefetch on read True
pvid          00076d8f0bf2ad0e0000000000000000 Physical volume identifier             False
q_type        simple                           Queuing Type                           False
queue_depth   10                               Queue Depth                            True
raid_level    5                                RAID Level                             False
reassign_to   120                              Reassign Timeout value                 True
reserve_lock  yes                              RESERVE device on open                 True
rw_timeout    30                               Read/Write Timeout value               True
scsi_id       0xef                             SCSI ID                                False
size          208484                           Size in Mbytes                         False
write_cache   no                               Write Caching enabled                  True
$