root@vega:/home# zfs get sync lira
NAME  PROPERTY  VALUE     SOURCE
lira  sync      standard  default


root@vega:/home# zpool iostat -v
                                                        capacity     operations     bandwidth 
pool                                                  alloc   free   read  write   read  write
----------------------------------------------------  -----  -----  -----  -----  -----  -----
lira                                                  3.81T  12.8T   1006    843  8.82M  25.6M
  mirror-0                                            1.26T  4.20T    322     37  2.87M  2.58M
    scsi-35000c50099fab8db                                -      -    167     18  1.46M  1.29M
    scsi-35000c500ce89a0df                                -      -    155     18  1.41M  1.29M
  mirror-1                                            1.28T  4.18T    334     36  2.95M  2.60M
    scsi-35000c500ce89c0c3                                -      -    179     17  1.52M  1.30M
    scsi-35000c500ce8a3e77                                -      -    155     18  1.43M  1.30M
  mirror-2                                            1.26T  4.19T    348     37  2.98M  2.59M
    scsi-35000c500ce8ba727                                -      -    175     18  1.50M  1.30M
    scsi-35000c500ce8bbe7f                                -      -    173     18  1.48M  1.30M
special                                                   -      -      -      -      -      -
  mirror-3                                            16.6G   281G      0    634  19.0K  12.9M
    ata-INTEL_SSDSC2KB960G8_BTYF019009CV960CGN-part1      -      -      0    315  9.48K  6.43M
    ata-INTEL_SSDSC2KB960G8_PHYF0082003A960CGN-part1      -      -      0    319  9.55K  6.43M
logs                                                      -      -      -      -      -      -
  mirror-4                                            20.4M  29.5G      0     98      0  4.99M
    ata-INTEL_SSDSC2KB960G8_BTYF019009CV960CGN-part2      -      -      0     49      0  2.49M
    ata-INTEL_SSDSC2KB960G8_PHYF0082003A960CGN-part2      -      -      0     49      0  2.49M
----------------------------------------------------  -----  -----  -----  -----  -----  -----
rpool                                                 22.0G   906G      0     39  17.3K   637K
  mirror-0                                            22.0G   906G      0     39  17.3K   637K
    ata-WDC_WD1003FBYX-01Y7B1_WD-WCAW35969489-part3       -      -      0     19  8.64K   318K
    ata-WDC_WD1003FBYX-01Y7B1_WD-WCAW35948923-part3       -      -      0     19  8.64K   318K
----------------------------------------------------  -----  -----  -----  -----  -----  -----