Get the latest Host Connectivity Guide for Windows – these is a section there that explains how to log on using a specific IP address. Go to original post. The unreadable LUN is definitely the lunz. Veritas does not guarantee the accuracy regarding the completeness of the translation. A SCSI-3 SCC-2 term defined as “the logical unit number that an application client uses to communicate with, configure and determine information about an SCSI storage array and the logical units attached to it. Support Knowledge Base
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Your registration case number is: Was this content helpful? It is just creating mulitple paths to the data.
Best practice when adding EMC CLARiiON luns to a StorageGroup (handling of LUNZ devices)
If the icon is blue that means it’s logged in and registered, but not in a storage group. However, Powerpath does not detect anything at all.
From a command prompt, issue the command “mpclaim -s -d” and you should see that there are no disk present yet, as you haven’t allowed any. From a command prompt, issue the command “mpclaim -s -d” and you should see the disks claimed by Devce on the node. Look for the entry about half way down called Source IP: I have only one LUN in storage group the working one.
Friday, September 7, 1: You may also refer to the English Version of this knowledge base article for raidd information. Configure hardware for MPIO. It almost seems like the unreadable is a ghost entry. Also, check the color of the icon on the far left side – it should be green – which means logged in, registered and in a storage group. Cheers Cheers Message was edited by: Wcsi if you really want to get rid of it, take the sevice lun out of the storage group, hit apply.
In summary, this occurs because the arraycommpath setting of 1 creates a virtual LUN 0 for communication with the storage system. For help type inq -h.
Drivers >>> DGC RAID 5 SCSI Disk Device driver
The agent then communicates through the storage device. Hi, We ddevice 6 node hyper-v clusters sczi 20 vm. Support Knowledge Base May be some one else at technet can help me about the after effects of getting MPIO on cluster systems. Obviously you will want whatever you saw in the previous step, but in case you plan on using some other configurations, you can add everything from the list from above. Get the latest Host Connectivity Guide for Windows – these is a section there that explains how to log on using a specific IP address.
Rinse and repeat for each node. Prior to seeing physical storage i. A “LUNZ” is a logical device that allows host software, that is, the Navisphere agent to pass commands to the array. dsik
We have 6 node hyper-v clusters running 20 vm. Obviously this is disruptive, so be prepared to reboot. In the CLARiiON context, LUNZ refers to a fake logical unit zero presented to the host to provide a path for host software to send configuration commands to the array when no physical logical unit zero is available to the host. This utility will operate independently of any other EMC software. You can not post a blank message.
DGC RAID 5 SCSI Disk Device driver – DriverDouble
Now you can add the multipath support for the speicifc IDs you want. The arraycommpath option enables or disables a communication path from the server to the storage system.
The special LUNZ devices configured on c t d0s2. Please consult EMC support prior to making any changes. Without the LUNZ devices, there would be no device on the host for Navisphere Agent to push the initiator record through to the array.