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Re: hp-ux 11.31 persistent dsf on symmetrix LUN's

 
Mohammad N AlHiary
Occasional Advisor

hp-ux 11.31 persistent dsf on symmetrix LUN's

how to take advantage of the hp-ux 11.31 persistent dsf on symmetrix LUNS.

since the multipath disk is still shown multiple disks not single disk.

is there is something showed be done so that the symmetrix lun is show as single device ?


take a look to the following :
######################################################

root@server01: /tmp # ioscan -kfnC disk
Class I H/W Path Driver S/W State H/W Type Description
==================================================================
disk 0 5/0/2/1/0/4/0.118.0.1.0.0.0 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c5t0d0 /dev/rdsk/c5t0d0
disk 1 5/0/2/1/0/4/0.118.0.1.3.7.6 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t7d6 /dev/dsk/c6t7d6s2 /dev/rdsk/c6t7d6 /dev/rdsk/c6t7d6s2
/dev/dsk/c6t7d6s1 /dev/dsk/c6t7d6s3 /dev/rdsk/c6t7d6s1 /dev/rdsk/c6t7d6s3
disk 8 5/0/2/1/0/4/0.118.0.1.3.8.3 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t8d3 /dev/rdsk/c6t8d3
disk 9 5/0/2/1/0/4/0.118.0.1.3.8.4 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t8d4 /dev/rdsk/c6t8d4
disk 10 5/0/2/1/0/4/0.118.0.1.3.8.5 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t8d5 /dev/rdsk/c6t8d5
disk 11 5/0/2/1/0/4/0.118.0.1.3.8.6 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t8d6 /dev/rdsk/c6t8d6
disk 12 5/0/2/1/0/4/0.118.0.1.3.8.7 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t8d7 /dev/rdsk/c6t8d7
disk 29 5/0/2/1/0/4/0.118.0.1.3.9.0 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c6t9d0 /dev/rdsk/c6t9d0
disk 2 5/0/4/1/0/4/0.166.0.1.0.0.0 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c8t0d0 /dev/rdsk/c8t0d0
disk 3 5/0/4/1/0/4/0.166.0.1.3.7.6 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t7d6 /dev/dsk/c9t7d6s2 /dev/rdsk/c9t7d6 /dev/rdsk/c9t7d6s2
/dev/dsk/c9t7d6s1 /dev/dsk/c9t7d6s3 /dev/rdsk/c9t7d6s1 /dev/rdsk/c9t7d6s3
disk 13 5/0/4/1/0/4/0.166.0.1.3.8.3 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t8d3 /dev/rdsk/c9t8d3
disk 14 5/0/4/1/0/4/0.166.0.1.3.8.4 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t8d4 /dev/rdsk/c9t8d4
disk 15 5/0/4/1/0/4/0.166.0.1.3.8.5 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t8d5 /dev/rdsk/c9t8d5
disk 16 5/0/4/1/0/4/0.166.0.1.3.8.6 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t8d6 /dev/rdsk/c9t8d6
disk 17 5/0/4/1/0/4/0.166.0.1.3.8.7 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t8d7 /dev/rdsk/c9t8d7
disk 28 5/0/4/1/0/4/0.166.0.1.3.9.0 sdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/dsk/c9t9d0 /dev/rdsk/c9t9d0


######################################################




root@server01: /tmp # ioscan -kfnNC disk
Class I H/W Path Driver S/W State H/W Type Description
===================================================================
disk 4 64000/0xfa00/0x1 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk4 /dev/rdisk/disk4
disk 5 64000/0xfa00/0x2 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk5 /dev/disk/disk5_p2 /dev/rdisk/disk5 /dev/rdisk/disk5_p2
/dev/disk/disk5_p1 /dev/disk/disk5_p3 /dev/rdisk/disk5_p1 /dev/rdisk/disk5_p3
disk 6 64000/0xfa00/0x4 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk6 /dev/rdisk/disk6
disk 7 64000/0xfa00/0x5 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk7 /dev/disk/disk7_p2 /dev/rdisk/disk7 /dev/rdisk/disk7_p2
/dev/disk/disk7_p1 /dev/disk/disk7_p3 /dev/rdisk/disk7_p1 /dev/rdisk/disk7_p3
disk 18 64000/0xfa00/0xc esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk18 /dev/rdisk/disk18
disk 19 64000/0xfa00/0xd esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk19 /dev/rdisk/disk19
disk 20 64000/0xfa00/0xe esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk20 /dev/rdisk/disk20
disk 21 64000/0xfa00/0xf esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk21 /dev/rdisk/disk21
disk 22 64000/0xfa00/0x10 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk22 /dev/rdisk/disk22
disk 23 64000/0xfa00/0x11 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk23 /dev/rdisk/disk23
disk 24 64000/0xfa00/0x12 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk24 /dev/rdisk/disk24
disk 25 64000/0xfa00/0x13 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk25 /dev/rdisk/disk25
disk 26 64000/0xfa00/0x14 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk26 /dev/rdisk/disk26
disk 27 64000/0xfa00/0x15 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk27 /dev/rdisk/disk27
disk 30 64000/0xfa00/0x16 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk30 /dev/rdisk/disk30
disk 31 64000/0xfa00/0x17 esdisk CLAIMED DEVICE EMC SYMMETRIX
/dev/disk/disk31 /dev/rdisk/disk31


######################################################


root@server01: /tmp # ioscan -m dsf
Persistent DSF Legacy DSF(s)
========================================
/dev/pt/pt2 /dev/rscsi/c4t1d0
/dev/pt/pt3 /dev/rscsi/c7t1d0
/dev/rdisk/disk4 /dev/rdsk/c5t0d0
/dev/rdisk/disk5 /dev/rdsk/c6t7d6
/dev/rdisk/disk5_p1 /dev/rdsk/c6t7d6s1
/dev/rdisk/disk5_p2 /dev/rdsk/c6t7d6s2
/dev/rdisk/disk5_p3 /dev/rdsk/c6t7d6s3
/dev/rdisk/disk6 /dev/rdsk/c8t0d0
/dev/rdisk/disk7 /dev/rdsk/c9t7d6
/dev/rdisk/disk7_p1 /dev/rdsk/c9t7d6s1
/dev/rdisk/disk7_p2 /dev/rdsk/c9t7d6s2
/dev/rdisk/disk7_p3 /dev/rdsk/c9t7d6s3
/dev/rdisk/disk18 /dev/rdsk/c6t8d3
/dev/rdisk/disk19 /dev/rdsk/c6t8d4
/dev/rdisk/disk20 /dev/rdsk/c6t8d5
/dev/rdisk/disk21 /dev/rdsk/c6t8d6
/dev/rdisk/disk22 /dev/rdsk/c6t8d7
/dev/rdisk/disk23 /dev/rdsk/c9t8d3
/dev/rdisk/disk24 /dev/rdsk/c9t8d4
/dev/rdisk/disk25 /dev/rdsk/c9t8d5
/dev/rdisk/disk26 /dev/rdsk/c9t8d6
/dev/rdisk/disk27 /dev/rdsk/c9t8d7
/dev/rdisk/disk30 /dev/rdsk/c9t9d0
/dev/rdisk/disk31 /dev/rdsk/c6t9d0

3 REPLIES 3
Torsten.
Acclaimed Contributor

Re: hp-ux 11.31 persistent dsf on symmetrix LUN's

Hi again,

there are many related threads in this forum, like this:

http://forums.itrc.hp.com/service/forums/questionanswer.do?threadId=1302100

Hope this helps!
Regards
Torsten.

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Laerte Cardoso
Frequent Advisor

Re: hp-ux 11.31 persistent dsf on symmetrix LUN's

Hi Mohammad,
To shown a single "disk" to multipath├В┬┤s depend on flag├В┬┤s setting in symmetrix ports. Ask EMC support how to do it.
Mohammad N AlHiary
Occasional Advisor

Re: hp-ux 11.31 persistent dsf on symmetrix LUN's

the storage admin need to do farther config from the storage side.after doing that all goes fine