1
vote
0answers
59 views

What technical issues should I be aware of when re-mapping a LUN from one host to another?

I inherited an IBM System Storage DS4000 SAN with an AIX environment running Oracle RAC (3 nodes). One of the nodes crashed, so I got the system up and running with 2 nodes; however, the node that ...
0
votes
0answers
61 views

How to manual config hot spare coverage for diskarray IBM DS and Dell MD series?

I have disk array with many expansion enclosure with mixed disk type (SAS 7.2k and SAS 15k for example). I want to have one hot spare per one enclosure. -Enclosure 0 with SAS 15k will have one ...
1
vote
1answer
247 views

Compatibility IBM DS3400 with 3TB sata disk

I've a IBM DS3400 with 4 disks sata 500GB and 5 disks 146GB SAS I want enlarge my sata storage with 3TB disks.. what i've to do? first question: Does IBM DS3400 recognize 3TB sata disks ? second ...
3
votes
1answer
70 views

Is it possible to connect a FC HBA 8 Gb through 10 Gb Ethernet SFP+?

I have to connect an IBM Server with a QLogic EP2532 to an IBM DS3512 with a PMC PM8032. I need two 8 Gb FC LX 1310 nm SFP+ modules and since they seem to be hard to get, I thought would it be ...
1
vote
1answer
2k views

How to get multipath working for Ubuntu Server 12.04

I'm working on a project which aims to make use of Ubuntu servers running on enterprise class hardware. In our case that means IBM HS23E blade servers, QLogic 4GB fibre channel extension cards and ...
2
votes
1answer
93 views

Virtualisation current physical environment [closed]

We are planning to do a migration with our current physical environment to a new, virtualized SAN infrastructure. To keep it short, we want to migratie first our DC (3), Exchange (1) and file server. ...
0
votes
2answers
196 views

San Performance - Number of servers connected

Does anyone have any experience of the Ibm DS3400 san. Have found a system with about 30 servers connected to it (mostly virtual machines including all the operating system drives) including 2 sql ...
2
votes
2answers
261 views

HP/IBM alternative to Buffalo iSCSI TerraStation?

I'm looking at virtualising some of our infrastructure in order to allow for more resiliance and future expandability. We have successfully virtualised on single servers with Direct Attached Storage ...
0
votes
2answers
201 views

New virtualization project and old SAN

We'll start shortly a partial virtualization of our infrastructure and consolidate a dozen servers into virtuals instances. We'll also add some client application virtualization into the mix for good ...
1
vote
2answers
331 views

Restart Fibre channel controller after blade bootup IBM HS bladecentre

I have a remote system that needs to resume on startup. If the system is simply powered on then the blades boot before the SAN is online and then the only thing you can do is restart the systems. Is ...
1
vote
3answers
421 views

IBM Bladecentre H Bootup Sequence Control

I have a bladecentre with blades, network and a SAN in a single rack. What I'd like to do is control the startup of the bladecentre so that when the rack is powered on that the blades will delay ...
0
votes
2answers
300 views

SAN cache memory upgrade

We currently have an IBM DS4300 Dual Controller Fibre SAN. It is a good box, but getting pretty old. It came with 256MB of cache per controller. Recently we replaced the batteries in one of the ...
1
vote
2answers
622 views

DS3400 - Getting exact operation progress

Ended up adding a disk to a DS3400 array. Unfortunately it's been going for nearly 3 days now. Is there a way through CLI or otherwise that I can actually see what the completed percentage is? Thank ...
1
vote
1answer
2k views

QLogic FC HBA + IBM DS5100 on RHEL 5.4 LUNs not detected as SCSI disks

Hey Guys! I've got a brand new DS5100 SAN connected to multiple hosts (HS22 Blade in BladeCenter H) via two independent fabrics. Switch (Brocade 20p for BladeCenter) is zoned properly, ie every host ...
3
votes
2answers
2k views

IBM XIV (Storage Array) - Anyone?

Is anyone here using the IBM XIV storage array? Anything you would like to share of your experience so far? We're evaluating an HP EVA along with the XIV which is very different (using commodity ...
1
vote
1answer
2k views

Recover a lost IBM DS4300 SAN password?

I have a pair of IBM DS4300 SAN units that I need to perform a firmware upgrade on. Unfortunately the admin passwords on these units have been lost and now need to be reset. I had hoped the default ...