LUN Questions and Answers

Recent IT Questions

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Cluster drives moving windows server 2003 r2 32 bit

We currently have a two node Windows 2003 R2 32 bit cluster. There are about 6 data "drives" in it, running on our EMC SAN. We're wanting to replace the cluster with newer hardware. I've set up a new2003 R2 x64 two node cluster, and I want to move the data drives from the existing cluster to...

asked by ITKE

  10180 pts.

Luns on a IBM DS4300 need to remove

Recently installed a DS4300 disk. I have a few Ghost LUNs that I cannot delete. How can i remove these? Software/Hardware used: IBM DS4300

Answer Question   |  Sep 22 2009  6:11 PM GMT
IBM DS4300, DS4300, LUN
asked by ITKE

  10180 pts.

How to present an EMC Storage LUN to Windows 2003

We have virtualized a number of our servers (with VMWare) and updated our CA Arcserve backup software. Arcserve suggest having a backup proxy server and a backup server. I have installed VCB on the backup proxy server. This is right out of CA's installation manual: Software/Hardware used: Server...

View Answer   |  Aug 27 2009  3:37 PM GMT
EMC SAN, VMware ESX, Windows Server 2003
asked by TXShelbyman

  5 pts.

How to mount HP StorageWorks MSA2000 snapshot and assign LUN?

Running VMware ESX and have a StorageWorks MSA2000 snapshot. What steps do we need to take to mount the snapshot to a VM and assign a LUN? Thank you very much. Moderator Note: This is a submitted question

View Answer   |  Jun 26 2009  7:42 PM GMT
HP StorageWorks MSA2000, VMware ESX 4.0, LUN
asked by BrentSheets

  6535 pts.

How do I setup a storage with multiple geographical location Sync?

Iam planning to setup a storage which needs to be located in 5 geographical locations. The data which i write on the first location should get sysnc with rest 4 locations in no time. I dont want to invest more in procure higher bandwidth solutions. Is there any other way to sync the data by caching...

View Answer   |  Feb 5 2009  3:36 PM GMT
Network storage, Shared Network Storage, NFS
asked by GuruBhai

  95 pts.

ESX luns allocated on Symmetrix will not format.

Recently we allocated Symmetrix space for an ESX cluster. Some of the LUNs format fine but one or two come up with an error message that says "unable to read partition information from this disk." All of the luns were exactly the same capacity. The ESX is currently attached to a Symmetrix array as...

View Answer   |  Feb 2 2009  3:07 PM GMT
Symmetrix, VMware ESX, LUN
asked by Emcsanman

  20 pts.

Diskless Install iSCSI Remote Boot with Intel Pro 1000/PT NIC Windows 2008 Installer doesnt see LUN

Hello I have a Dell 2950 ||| and it has an Intel Pro 1000/pt Dual Port Server Adapter in it. I have configured the adapter for iSCSI remote boot, and during server startup the NIC is able to connect to my iSCSI LUN (Windows Storage Server w/ iSCSI Target Installed). When I go to install...

Answer Question   |  Jan 8 2009  8:21 PM GMT
iSCSI, Intel, pro 1000
asked by Jalalin7

  5 pts.

Urgent SAN on Redhat x86_64 problem

If I run probe-luns -a, it shows all 3 luns. I then use fdisk -l and it shows the devices as expected. Output after reboot: [root@hhln-mgt-sac101 ~]# fdisk -l Disk /dev/cciss/c0d0: 146.7 GB, 146778685440 bytes 255 heads, 63 sectors/track, 17844 cylinders Units = cylinders of 16065 * 512 = 8225280...

View Answer   |  Nov 3 2008  12:47 AM GMT
SAN, HBA, Redhat Linux
asked by Schweet

  5 pts.

Shared SAN LUN between Win2K3R2 std Svrs

Is it possible to share an EMC symentrics LUN between two windows 2003 R2 std servers without having to use third party software like ms clustering? one write and the other read only...

View Answer   |  Oct 27 2008  6:02 PM GMT
Windows Server 2003, SAN, SAN management
asked by PDXFETDude

  5 pts.

Storage allocation methods

My current employer began allocating disk before having a storage administrator on staff. When a file system would achieve 90%, the individual systems admins would log on and just assign themselves new LUNs. This has made layout of the disk a nightmare. One thing they have done - in the name of...

View Answer   |  Aug 11 2006  8:30 AM GMT
Arrays, SAN, Storage architecture
asked by jcdick1

  0 pts.

EMC CX-500 LUNs

A SearchStorage.com reader recently asked: we have a EMC CX-500 with navisphere 6.0 in a switch fabric enviroment. how to find out, via command line, the LUN's that has been assigned to storage group and deivce name that appears on the host. LUN 101 <--> hostA: /dev/dsk/c0t1d5

asked by aburton

  0 pts.

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