Собрал на домашней машинке вот такую колченогую штуку:
[########sda1########|====sda2====]
[########sdb1########][====sdc1====]
md0 md1
\___________________/
lv
[ 0.360781] ata1: SATA max UDMA/133 cmd 0x9f0 ctl 0xbf0 bmdma 0xe900 irq 11
[ 0.360841] ata2: SATA max UDMA/133 cmd 0x970 ctl 0xb70 bmdma 0xe908 irq 11
[ 0.361015] pata_amd 0000:00:09.0: version 0.4.1
[ 0.361066] pata_amd 0000:00:09.0: power state changed by ACPI to D0
[ 0.361158] pata_amd 0000:00:09.0: setting latency timer to 64
[ 0.361242] scsi2 : pata_amd
[ 0.361355] scsi3 : pata_amd
[ 0.362367] ata3: PATA max UDMA/133 cmd 0x1f0 ctl 0x3f6 bmdma 0xf000 irq 14
[ 0.362426] ata4: PATA max UDMA/133 cmd 0x170 ctl 0x376 bmdma 0xf008 irq 15
[ 1.364264] md: raid1 personality registered for level 1
[ 1.380147] md: md0 stopped.
[ 1.526647] md: bind<sdb1>
[ 1.526981] md: bind<sda1>
[ 1.528172] raid1: raid set md0 active with 2 out of 2 mirrors
[ 1.528264] md0: detected capacity change from 0 to 120031412224
[ 1.528684] md: md1 stopped.
[ 1.528829] md0: unknown partition table
[ 1.552598] md: bind<sdc1>
[ 1.552947] md: bind<sda2>
[ 1.554170] raid1: raid set md1 active with 2 out of 2 mirrors
[ 1.554258] md1: detected capacity change from 0 to 80015392768
[ 1.614773] md1: unknown partition table