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December 14th, 2007 08:00

Connect SLEs to storage?

I have to connect one new SLES9 box to a newly given LUN.

For the HBA I dont see any major issues since we are using same HBA, Emulex models across the aboard.

Roughly, I just want to know sequence of steps what i need to do..

I have these:
- OS is installed up and running
- HBA is installed and already connected to Fabric switches.
- Storage is already given by the provider withy 500GB LUN2

thanks

1 Rookie

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20.4K Posts

December 14th, 2007 08:00

i thought we already covered this in your previous posts ? :)

1) instruct OS to discover new LUNs (use emulex script)
2) run powermt config to get powerpath to manage new devices (powermt config)
3) partition new device (fdisk /dev/emcpowerXXX)
4) create file system
5) mount
6) modify fstab to re-mount file system at next boot

36 Posts

December 17th, 2007 06:00

Ok this one is bit strange..

This is a newly installed SLES 9. So we have the HBA and drivers installed.

When I run for the first time powermt display dev=all; I got this

device(s) not found

I run powermt config then powermt save.. no luck

Any idea?

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20.4K Posts

December 17th, 2007 07:00

have LUNs been presented from Clariion ? did you run the Emulex script to rescan for new devices ?

36 Posts

December 19th, 2007 00:00

Yes! they claim that LUN is already presented.
I reboot the server and run ./lun_scan all.
Same result, devices not found.

According to SAN Engineer, it is not register yet on their side..

any advise

thanks

Message was edited by:
chikka

32 Posts

December 19th, 2007 02:00

What type of Clariion is this ?
Open navisphere , right click on the Array , click on connectivity Status
can you see the HOST as Fibre logged in ?

What is the service request number you opened ?

Message was edited by:
ASR

36 Posts

December 19th, 2007 07:00

Do I need to edit any agent file? Can you lead me where can I find it?

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20.4K Posts

December 19th, 2007 09:00

do you have access to manage the array or you are simply responsible for the OS ?

32 Posts

December 19th, 2007 23:00

Hi You dont need an agent to login to the clariion.
Open the Navisphere GUI , Right Click on the Array, Click on Connectivity Status

Does the HOST name or WWN appear in the List as Fibre Logged in ?

If not there is a good chance that the issue is with Zonning or the HBA is not configured correctly

36 Posts

December 19th, 2007 23:00

hi dynamox.. just the OS layer..
Last update is server is logged in the fabric but not login.. Do I need to edit a config file sowmhere in my SLES?

32 Posts

December 20th, 2007 06:00

Ok if the host appears as fibre logged in YES , then make sure the navisphere agent is installed. If so the HOST will appear as Fibre Logged YES registered YES

In that case you should be able to see it under the Add Hosts tab on the storage group and should just be able to add it there

36 Posts

December 20th, 2007 06:00

thanks ASR, I suspect could be the navisphere agent..
how can i verify if its properly installed. TEchnician left and need to verify..

shall i unistall and reinstall?

36 Posts

December 20th, 2007 06:00

Yes! the WWN appeared as Fibre logged in.

thanks

32 Posts

December 20th, 2007 07:00

Hi Does the HOST appear in the storage group ?

36 Posts

December 20th, 2007 14:00

yes it is there and LUN already assigned.

32 Posts

December 20th, 2007 23:00

If the HOST and luns are present in the Storage Group then you issue is
with the HOST Config. I recommend running an EMC Grab on the HOST and opening a case with OSAPI support. In the meantime ensure that the

Initiator Type is 3
ArrayCommpath is 1 (enabled)
Failover mode is set to 1 (powerpath) or 2 (DMP)
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