Newly added disk from IBM DS8000 series array, got claimed under the same dmpnode
| Article:TECH142586 | | | Created: 2010-10-25 | | | Updated: 2012-07-21 | | | Article URL http://www.symantec.com/docs/TECH142586 |
Problem
Newly added disk from IBM DS8000 series array, got claimed under the same dmpnode
Error
No error reported, vxdisk list will shows a unique device with all paths to disks.
Here and example:
vxdisk list IBM_DS8x001_0
Device: IBM_DS8x001_0
devicetag: IBM_DS8x001_0
type: auto
hostid:
disk: name= id=1287136777.172.<host>
group: name= id=
info: format=cdsdisk,privoffset=256,pubslice=2,privslice=2
flags: online ready private autoconfig autoimport
pubpaths: block=/dev/vx/dmp/IBM_DS8x001_0s2 char=/dev/vx/rdmp/IBM_DS8x001_0s2
guid: {eb484dd2-1dd1-11b2-b618-00144f67be00}
udid: IBM%5F2107%5F75TK171%5F600507630AFFC33B000000000000220B
site: -
version: 3.1
iosize: min=512 (bytes) max=2048 (blocks)
public: slice=2 offset=65792 len=62816000 disk_offset=0
private: slice=2 offset=256 len=65536 disk_offset=0
update: time=1287136777 seqno=0.2
ssb: actual_seqno=0.0
headers: 0 240
configs: count=1 len=48144
logs: count=1 len=7296
Defined regions:
config priv 000048-000239[000192]: copy=01 offset=000000 disabled
config priv 000256-048207[047952]: copy=01 offset=000192 disabled
log priv 048208-055503[007296]: copy=01 offset=000000 disabled
lockrgn priv 055504-055647[000144]: part=00 offset=000000
Multipathing information:
numpaths: 112 <<< HERE!!
c3t500507630A23033Bd24s2 state=enabled
c3t500507630A23033Bd22s2 state=enabled
c3t500507630A23033Bd23s2 state=enabled
c3t500507630A23033Bd21s2 state=enabled
c3t500507630A23033Bd19s2 state=enabled
c3t500507630A23033Bd25s2 state=enabled
c3t500507630A23033Bd12s2 state=enabled
c3t500507630A23033Bd20s2 state=enabled
c3t500507630A23033Bd13s2 state=enabled
c3t500507630A23033Bd18s2 state=enabled
c3t500507630A23033Bd11s2 state=enabled
c3t500507630A23033Bd10s2 state=enabled
c3t500507630A23033Bd9s2 state=enabled
c3t500507630A23033Bd17s2 state=enabled
c3t500507630A23033Bd14s2 state=enabled
c3t500507630A23033Bd16s2 state=enabled
c3t500507630A23033Bd8s2 state=enabled
c3t500507630A23033Bd4s2 state=enabled
c3t500507630A23033Bd6s2 state=enabled
c3t500507630A03433Bd23s2 state=enabled
c3t500507630A23033Bd7s2 state=enabled
c3t500507630A23033Bd1s2 state=enabled
c3t500507630A03433Bd24s2 state=enabled
c3t500507630A23033Bd0s2 state=enabled
c3t500507630A03433Bd22s2 state=enabled
c3t500507630A23033Bd5s2 state=enabled
c3t500507630A03433Bd25s2 state=enabled
c3t500507630A03433Bd21s2 state=enabled
c3t500507630A23033Bd2s2 state=enabled
c3t500507630A03433Bd19s2 state=enabled
c3t500507630A03433Bd17s2 state=enabled
c3t500507630A03433Bd18s2 state=enabled
c3t500507630A03433Bd16s2 state=enabled
c3t500507630A03433Bd12s2 state=enabled
c3t500507630A03433Bd11s2 state=enabled
c3t500507630A03433Bd6s2 state=enabled
c3t500507630A03433Bd7s2 state=enabled
c3t500507630A03433Bd9s2 state=enabled
c3t500507630A03433Bd1s2 state=enabled
c3t500507630A03433Bd0s2 state=enabled
c3t500507630A03433Bd5s2 state=enabled
c3t500507630A03433Bd3s2 state=enabled
c3t500507630A03433Bd2s2 state=enabled
c3t500507630A03433Bd4s2 state=enabled
c3t500507630A03433Bd10s2 state=enabled
c3t500507630A03433Bd8s2 state=enabled
c3t500507630A03433Bd15s2 state=enabled
c3t500507630A03433Bd20s2 state=enabled
c3t500507630A03433Bd13s2 state=enabled
c3t500507630A03433Bd14s2 state=enabled
c3t500507630A23033Bd15s2 state=enabled
c3t500507630A23033Bd3s2 state=enabled
c6t500507630A1B033Bd25s2 state=enabled
c6t500507630A1B033Bd22s2 state=enabled
c6t500507630A1B033Bd24s2 state=enabled
c6t500507630A1B033Bd14s2 state=enabled
c6t500507630A1B033Bd13s2 state=enabled
c6t500507630A1B033Bd19s2 state=enabled
c6t500507630A1B033Bd23s2 state=enabled
c6t500507630A1B033Bd15s2 state=enabled
c6t500507630A1B033Bd20s2 state=enabled
c6t500507630A1B033Bd8s2 state=enabled
c6t500507630A1B033Bd18s2 state=enabled
c6t500507630A1B033Bd6s2 state=enabled
c6t500507630A1B033Bd9s2 state=enabled
c6t500507630A1B033Bd21s2 state=enabled
c6t500507630A1B033Bd7s2 state=enabled
c6t500507630A1B033Bd16s2 state=enabled
c6t500507630A1B033Bd11s2 state=enabled
c6t500507630A1B033Bd10s2 state=enabled
c6t500507630A1B033Bd12s2 state=enabled
c6t500507630A28833Bd23s2 state=enabled
c6t500507630A1B033Bd4s2 state=enabled
c6t500507630A1B033Bd2s2 state=enabled
c6t500507630A1B033Bd5s2 state=enabled
c6t500507630A1B033Bd0s2 state=enabled
c6t500507630A28833Bd19s2 state=enabled
c6t500507630A28833Bd18s2 state=enabled
c6t500507630A28833Bd25s2 state=enabled
c6t500507630A28833Bd24s2 state=enabled
c6t500507630A1B033Bd3s2 state=enabled
c6t500507630A28833Bd21s2 state=enabled
c6t500507630A28833Bd22s2 state=enabled
c6t500507630A28833Bd20s2 state=enabled
c6t500507630A28833Bd17s2 state=enabled
c6t500507630A28833Bd15s2 state=enabled
c6t500507630A1B033Bd17s2 state=enabled
c6t500507630A28833Bd10s2 state=enabled
c6t500507630A1B033Bd1s2 state=enabled
c6t500507630A28833Bd16s2 state=enabled
c6t500507630A28833Bd9s2 state=enabled
c6t500507630A28833Bd3s2 state=enabled
c6t500507630A28833Bd1s2 state=enabled
c6t500507630A28833Bd11s2 state=enabled
c6t500507630A28833Bd14s2 state=enabled
c6t500507630A28833Bd6s2 state=enabled
c6t500507630A28833Bd12s2 state=enabled
c6t500507630A28833Bd0s2 state=enabled
c6t500507630A28833Bd7s2 state=enabled
c6t500507630A28833Bd8s2 state=enabled
c6t500507630A28833Bd5s2 state=enabled
c6t500507630A28833Bd2s2 state=enabled
c6t500507630A28833Bd13s2 state=enabled
c6t500507630A28833Bd4s2 state=enabled
c6t500507630A1B033Bd26s2 state=enabled
c6t500507630A28833Bd27s2 state=enabled
c6t500507630A28833Bd26s2 state=enabled
c6t500507630A1B033Bd27s2 state=enabled
c3t500507630A03433Bd26s2 state=enabled
c3t500507630A23033Bd26s2 state=enabled
c3t500507630A03433Bd27s2 state=enabled
c3t500507630A23033Bd27s2 state=enabledEnvironment
Afftected releases:
4.0MPx
4.1MPx
5.0 with MP < MP3
Solution
Procedure to recreate the correct pairing:
Stop eventsource daemon:
vxddladm stop eventsource
and check that is actually stopped:
ps -ef |grep vxesd
clean dmp device tree
vxdisk rm <disk>
rm /dev/vx/dmp/*
rm /dev/vx/rdmp/*
mv /etc/vx/disk.info /etc/vx/old.disk.info
mv /etc/vx/array.info /etc/vx/old.array.info
mv /etc/vx/dmppolicy.info /etc/vx/old.dmppolicy.info
vxddladm excludearray all
mv /etc/vx/jbod.info /etc/vx/jbod.info.org
vxddladm disablescsi3
vxdmpadm listenclosure all
vxconfigd -k
vxddladm includearray all
mv /etc/vx/jbod.info.org /etc/vx/jbod.info
vxddladm enablescsi3
vxdmpadm listenclosure all
vxconfigd -k
Restart eventsource daemon
vxddladm start eventsource
Article URL http://www.symantec.com/docs/TECH142586
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