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108 views

How to change / replace a failed “system” disk on EMC Clariion CX500?

On the first DAE, the first 5 disks are considered "special" because they host the OS of the storage array. One of those 5 disks is faulty : what is the procedure to change it? By the way, what ...
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0answers
52 views

EMC + powermt display + dead error

I have Linux red-hat 5.5 cluster machine that connected to EMC storage When I perform powermt display command I see under dead line the number 1 In place to get normal state as 0 Please ...
1
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1answer
167 views

Clariion CX300: Removing system disks from a RAID group?

I have a raid group that includes every disk my DPE2. I want to remove the system disks (0-4) from this RAID group. From what I read I should i put them in their own RAID group and avoid storing ...
1
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0answers
255 views

How to enable hardware VSS backups on a Clariion AX4-5i array?

I have a Hyper-V (2008 R2) cluster connected to a Clariion AX4-5i storage array (via iSCSI). The virtual machines are backed up using System Center Data Protection Manager 2012 running on a different ...
3
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2answers
1k views

Set up DPM to use hardware VSS Provider with EMC Clariion SAN

We recently purchased an EMC Clariion AX4 SAN and we're using it to provide storage for our Hyper-V virtual machines. I've already got the servers registered with it and configured the failover ...
1
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2answers
225 views

What could be the best practice while allocating so that I/O performance is high

I have a question on planning. Recently, I got a request to create 2 625GB Luns (clariion cx-240), FC Connected, to ESX server 4.0 (four new hosts). I don't know the application they would be running. ...
1
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1answer
689 views

How do you find the usable storage space

How do I calculate the "Total Usable Storage Size" in clariion -Cx3 20C (I'm little confused here on how to proceed with the calculation)? I have the raw storage size from the disk summary (included ...
2
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4answers
190 views

Backup Strategy for array configurations

Are there any backup strategies for array configurations for Clariion, Cellera, Centera, and Symmetrix?
2
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1answer
230 views

using EMC branded disk array with Dell/EMC branded CX3-20 head unit

Are there any problems or gotchas with using an EMC branded DAE3P with a Dell/EMC branded Clariion SAN? Obviously getting support for the array would be problematic, but other than that is there ...
3
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3answers
2k views

Linux not picking up new partition correctly on emc pseudo device

We have a database server running oracle rac. We were recently running out of space on the main LUN that it is attached to. I created a new 100GB LUN and concatenated this onto the existing LUN ...
0
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2answers
5k views

How do I add a Hot Spare for all my Raid Groups in Navisphere 6?

Do you know how to set a free disk (big enough to be a member of all RAID groups) to be a "Hot Spare" available to all RAID groups in a Clariion CX3-20 using Navisphere 6? I have created a RAID group ...
0
votes
1answer
527 views

how do in attach a new host to the clariion

I 'm a newbie so need lil help on the basics. I have a new win 2003 server,I need to attach the host to my clariion Cx 700 box. Can some body walk me through the step by step procedures. I will ...
0
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2answers
882 views

clariion troubleshooting

First of all thanks to Sim and Quack for the response ( sorry, I frittered a little as I 'm a newbie here) .Hence I 'm editing it and making it more clariion oriented . Secondly, I 've a question ... ...
2
votes
1answer
704 views

EMC Clariion metalun “expansion”

I have metaluns stripped across 6 raid groups of 4+1 (2 DAE's) and I would like to add another DAE. I will create another 3 raid groups on this new DAE and would like the metaluns to be stripped ...
0
votes
1answer
6k views

Changing IP address of a host in Navisphere 6 (EMC array)

We have a EMC CX4-120 array and manage it using Navisphere 6 web interface. Some time in the past we have registered all the HBA of 5 different hosts. Now, we need to change the ip addresses of these ...
2
votes
4answers
28k views

How to register server HBAs to an EMC Clariion storage system

I have just attached a Solaris box (an old Enterprise 420R) to a Clariion storage array via an Emulex HBA but the Navisphere software is only seeing the system via a hexadecimal reference ID not by ...
0
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3answers
885 views

Does a command-line config tool exist for the Clariion CX

On SANs with Mylex RAID controllers there is a command-line utility called mlxcfg that allows one to configure the SAN. Does such a utility exist for Clariion CX SANs and is it free to use without ...