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Need help on scsimgr replace_wwid .. what is the use of this.

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sapoguheman
Frequent Advisor

Need help on scsimgr replace_wwid .. what is the use of this.

Hello All,

 

Issue is i am not able to se few new luns on server.Need some inputs regarding this errors found in the syslog. 

What is the command scsimgr replace_wwid used for ?

 

Feb  6 13:28:35 ocdbv1 vmunix: class : lunpath, instance 10

Feb  6 13:28:35 ocdbv1 vmunix: Evpd inquiry page 83h/80h failed or the current page 83h/80h data do not match the previous known page 83h/80h data on LUN id 0x0 probed beneath the target path (class = tgtpath, instance = 3) The lun path is (class = lunpath, instance 10).Run 'scsimgr replace_wwid' command to validate the change

Feb  6 13:28:35 ocdbv1 vmunix: class : lunpath, instance 11

Feb  6 13:28:35 ocdbv1 vmunix: Evpd inquiry page 83h/80h failed or the current page 83h/80h data do not match the previous known page 83h/80h data on LUN id 0x0 probed beneath the target path (class = tgtpath, instance = 1) The lun path is (class = lunpath, instance 11).Run 'scsimgr replace_wwid' command to validate the change

Feb  6 13:28:35 ocdbv1 vmunix: class : lunpath, instance 30

Feb  6 13:28:35 ocdbv1 vmunix: Evpd inquiry page 83h/80h failed or the current page 83h/80h data do not match the previous known page 83h/80h data on LUN id 0x0 probed beneath the target path (class = tgtpath, instance = 4) The lun path is (class = lunpath, instance 30).Run 'scsimgr replace_wwid' command to validate the change

Feb  6 13:28:35 ocdbv1 vmunix: class : lunpath, instance 31

Feb  6 13:28:35 ocdbv1 vmunix: Evpd inquiry page 83h/80h failed or the current page 83h/80h data do not match

1 REPLY
karthikbalu
Advisor
Solution

Re: Need help on scsimgr replace_wwid .. what is the use of this.

This comand should update the lunpath with the new WWID. Run the below command.

 

scsimgr replace_wwid -C lunpath -I 10

scsimgr replace_wwid -C lunpath -I 11

scsimgr replace_wwid -C lunpath -I 30

scsimgr replace_wwid -C lunpath -I 31

 

-Karthik Balu.