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Re: pvcreate cannot determine block size

 
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John Jimenez
Super Advisor

Re: pvcreate cannot determine block size

HP told me to do a EMC command
powermt display dev=all

20 1/0/2/1/0.97.4.239.1.10.0 c20t10d0 SP A0 active dead 0 2
23 1/0/2/1/0.97.8.239.1.10.0 c23t10d0 SP B1 active dead 0 2
26 1/0/4/1/0.97.4.239.1.10.0 c26t10d0 SP B0 active dead 0 2
29 1/0/4/1/0.97.8.239.1.10.0 c29t10d0 SP A1 active dead 0 2

He says that as long as it is dead there we cannot kill the commands. There was a link he sent me

http://www13.itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c01016272-3&docLocale=en&admit=109447627+1247099613520+28353475


as per that link I did the following

root@diamond.iehp.org:/>
=> #rmsf -H 1/0/2/1/0.97.8.239.1.10.0
root@diamond.iehp.org:/>
=> #rmsf -H 1/0/2/1/0.97.4.239.1.10.0
root@diamond.iehp.org:/>
=> #rmsf -H 1/0/4/1/0.97.4.239.1.10.0
root@diamond.iehp.org:/>
=> #rmsf -H 1/0/4/1/0.97.8.239.1.10.0

then iosanced


root@diamond.iehp.org:/>
=> #insf -H 1/0/2/1/0.97.8.239.1.10.0
insf: Installing special files for sdisk instance 127 address 1/0/2/1/0.97.8.239.1.10.0 root@diamond.iehp.org:/> => #insf -H 1/0/2/1/0.97.4.239.1.10.0
insf: Installing special files for sdisk instance 126 address 1/0/2/1/0.97.4.239.1.10.0 root@diamond.iehp.org:/> => #insf -H 1/0/4/1/0.97.4.239.1.10.0
insf: Installing special files for sdisk instance 152 address 1/0/4/1/0.97.4.239.1.10.0 root@diamond.iehp.org:/> => #insf -H 1/0/4/1/0.97.8.239.1.10.0
insf: Installing special files for sdisk instance 148 address 1/0/4/1/0.97.8.239.1.10.0

But when I do the powermt it is still dead and the two commands are still hung. I am going to open up a call with EMC tonight. But I have a feeling that I will need to reboot. But I am concerned that those two hanging processes will cause issues in between. But since it has been hung for 6 hours I am guessing that is should be okay until my shutdown window on Saturday
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Mel Burslan
Honored Contributor

Re: pvcreate cannot determine block size

I think you are quite right on your "reboot may be needed" assessment. Please see the following thread, where it came down to rebooting the server:

http://forums11.itrc.hp.com/service/forums/questionanswer.do?threadId=1216745

Good luck
________________________________
UNIX because I majored in cryptology...
Vishu
Trusted Contributor

Re: pvcreate cannot determine block size

i agree with Mel. There are instance when reboot the things help finally. Reboot will itself take care of device file assignments.

and please don't forget to assign points.

Thanks
John Jimenez
Super Advisor

Re: pvcreate cannot determine block size

Mel, Rita had some interesting responses on that thread. Thank you very much for the link. I have not used

symcfg discover
powermt check

EMC has what they call SP collects and EMCGrabs. But they are leaning toward it being a HP-UX host issue not EMC CLARiiON issue. So I think it will wind up being rebooted on Sat. But the system is running okay yesteday and today, so it should be okay until then.
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John Jimenez
Super Advisor

Re: pvcreate cannot determine block size

I still have the issues, but I assigned some points. I will add on to this thread when EMC gets back. But I am still a little confused on what my procedure should be. I am going to open up a new thread, with what I think it should be next time and refer that thread to this one.
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John Jimenez
Super Advisor

Re: pvcreate cannot determine block size

EMC sent me something called a Primus solution "emc114815"

under fix is says to do the following:

Take note of any special configurations to PowerPath (ie. load balancing policy, standby mode, etc...)
Remove /etc/powermt.custom (and any copys of that file i.e. powermt.custom.0, powermt.custom.bck)
reboot the host
Run powermt save

I have never removed the /etc/powrmt.custom file before. I am trying to get some answers on if there might be some issues if I remove the powermt.custom files.
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