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RHEL: Remove existing SAN LUNs
Article Number: 127 | Rating: Unrated | Last Updated: Sat, Jun 2, 2018 8:46 AM
RHEL: Remove existing SAN LUNs
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# Tested on RHEL 5 & 6
# Take care of not running any HBA rescan before definitively detaching LUNs from server.# Given following LUN, for instance: multipath -ll [...] 3600508b4000971cd0001000022fa0000 dm-0 HP,HSV210 [size=2.0G][features=0][hwhandler=0][rw] \_ round-robin 0 [prio=0][active] \_ 1:0:0:3 sdc 8:32 [active][undef] \_ 1:0:2:3 sdk 8:160 [active][undef] \_ 2:0:0:3 sds 65:32 [active][undef] \_ 2:0:1:3 sdw 65:96 [active][undef] \_ round-robin 0 [prio=0][enabled] \_ 2:0:2:3 sdaa 65:160 [active][undef] \_ 2:0:3:3 sdae 65:224 [active][undef] \_ 1:0:1:3 sdg 8:96 [active][undef] \_ 1:0:3:3 sdo 8:224 [active][undef] # Run following commands to remove it from the system: multipath -f 3600508b4000971cd0001000022fa0000 echo 1>/sys/block/sdc/device/delete echo 1>/sys/block/sdk/device/delete echo 1>/sys/block/sds/device/delete echo 1>/sys/block/sdw/device/delete echo 1>/sys/block/sdaa/device/delete echo 1>/sys/block/sdae/device/delete echo 1>/sys/block/sdg/device/delete echo 1>/sys/block/sdo/device/delete |
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