# multipath -l asm_grid1_cpb (36005076801870036a000000000000e17) dm-4 IBM,2145 size=2.0G features='0' hwhandler='0' wp=rw |-+- policy='round-robin 0' prio=0 status=active | |- 0:0:0:2 sdc 8:32 active undef running | `- 1:0:1:2 sdu 65:64 active undef running `-+- policy='round-robin 0' prio=0 status=enabled |- 1:0:0:2 sdr 65:16 active undef running `- 0:0:1:2 sdf 8:80 active undef running asm_grid1_1mc (36005076801808651080000000000038e) dm-7 IBM,2145 size=2.0G features='0' hwhandler='0' wp=rw |-+- policy='round-robin 0' prio=0 status=active | |- 0:0:5:2 sdn 8:208 active undef running | `- 1:0:5:2 sdac 65:192 active undef running `-+- policy='round-robin 0' prio=0 status=enabled |- 0:0:4:2 sdk 8:160 active undef running `- 1:0:4:2 sdz 65:144 active undef running asm_grid1_dcg (360050768018100f50000000000000467) dm-11 IBM,2145 size=2.0G features='0' hwhandler='0' wp=rw |-+- policy='round-robin 0' prio=0 status=active | |- 0:0:2:0 sdg 8:96 active undef running | `- 1:0:2:0 sdv 65:80 active undef running `-+- policy='round-robin 0' prio=0 status=enabled |- 0:0:3:0 sdh 8:112 active undef running `- 1:0:3:0 sdw 65:96 active undef running To remove the disk paths: echo 1 > /sys/block/sdc/device/delete echo 1 > /sys/block/sdu/device/delete echo 1 > /sys/block/sdr/device/delete echo 1 > /sys/block/sdf/device/delete echo 1 > /sys/block/sdn/device/delete echo 1 > /sys/block/sdac/device/delete echo 1 > /sys/block/sdk/device/delete echo 1 > /sys/block/sdz/device/delete echo 1 > /sys/block/sdg/device/delete echo 1 > /sys/block/sdv/device/delete echo 1 > /sys/block/sdh/device/delete echo 1 > /sys/block/sdw/device/delete To add them back: echo "scsi add-single-device 0 0 0 2">/proc/scsi/scsi echo "scsi add-single-device 1 0 1 2">/proc/scsi/scsi echo "scsi add-single-device 1 0 0 2">/proc/scsi/scsi echo "scsi add-single-device 0 0 1 2">/proc/scsi/scsi echo "scsi add-single-device 0 0 5 2">/proc/scsi/scsi echo "scsi add-single-device 0 0 4 2">/proc/scsi/scsi echo "scsi add-single-device 1 0 5 2">/proc/scsi/scsi echo "scsi add-single-device 1 0 4 2">/proc/scsi/scsi echo "scsi add-single-device 0 0 2 0">/proc/scsi/scsi echo "scsi add-single-device 1 0 2 0">/proc/scsi/scsi echo "scsi add-single-device 0 0 3 0">/proc/scsi/scsi echo "scsi add-single-device 1 0 3 0">/proc/scsi/scsi echo "scsi add-single-device 0 0 0 2">/proc/scsi/scsi echo "scsi add-single-device 0 0 0 2">/proc/scsi/scsi echo "scsi add-single-device 0 0 0 2">/proc/scsi/scsi