Category Archives: Storage Arrays

Celerra / VNX File / VG Gateway and adjusting the lacp hello timers

Posted on April 29, 2013 by loopbackconnector

**Please be aware that following the steps below will require you to reboot your datamover and will disrupt traffic!! Ok you are minding your own business and the networking guy calls you in the middle of the night during the … Continue reading →

Posted in EMC, Storage Arrays, VNX File | 2 Comments

Brocade 8 gb how to talk when idle.. portCfgFillWord

Posted on February 14, 2013 by loopbackconnector

Are you having weird lun loss, lun connectivity issues, is your hba connecting but not logging in to the fabric? Your Brocade FC 8 gb switch may be having issues figuring out what to do when idle.. What am I … Continue reading →

Posted in Brocade, FIber Switches, Storage Arrays | 4 Comments

VMware Storage Path settings for vSphere5

Posted on July 4, 2012 by loopbackconnector

A while back I wrote on VMware and ALUA path preferences.. well the info is good, it is just that with vSphere 5 they decided to change the commands around a bit.  Here are the updated commands: Here is the … Continue reading →

Posted in Storage Arrays, VMWare | Tagged , , | Leave a comment

VMAXe and expanding a meta

Posted on April 12, 2012 by loopbackconnector

I ran into an issue the other day while trying to extend a meta of VMAXe, I was trying to do it through the Symmetrix Management Console, I had pre-created the BCV, but I the device was not listed as … Continue reading →

Posted in SMC, VMAXe | 3 Comments

Storage Scripting

Posted on October 10, 2011 by loopbackconnector

I thought I would start a new segment and see how well it does.  The premise will be around scripting (or at least automating) some common storage commands through the CLI of different storage arrays.  Right now the focus will be … Continue reading →

Posted in Automating, Clariion, EMC, Excel, Storage Arrays, Utilities, VNX Block | 1 Comment

Profile issues with VNX File / Celerra

Posted on September 27, 2011 by loopbackconnector

Have you set your users to use technologies like user profiles / directory synchronization, file replication etc.. and have recently moved to a EMC based NAS and virtually everyone is now taking forever to load / log on / log … Continue reading →

Posted in Celerra, Data Migration, EMC, RoboCopy, Storage Arrays, VNX File | Leave a comment

Robocopy issues to EMC VNX and Celerra

Posted on August 31, 2011 by loopbackconnector

Robocopy issues to EMC VNX and Celerra (possibly other NAS devices as well) While using Robocopy “robocopy %source% %dest% /mir /dcopy:T /copyall /secfix /timfix /r:0 /w:0 /np /FFT /log:”C:\LOGS\All.log” /tee”* to copy to a EMC VNX I would get occasional “ERROR 1307 (0x0000051B) and a few other (0x00000xxx) codes Copying NTFS … Continue reading →

Posted in Celerra, Data Migration, EMC, RoboCopy, VNX File | Leave a comment

VNX trespassed luns command line

Posted on August 31, 2011 by loopbackconnector

EMC Command line find and remedy trespassed luns (this is being run on a EMC VNX 7500) To list all of the luns that are trespassed on your array run (example output below) NaviSECCli.exe -h emcvnx7500spa.example.com -user sysadmin -password sysadmin … Continue reading →

Posted in Clariion, EMC, Storage Arrays, VNX Block | 3 Comments

VNX and Brocade Loop Port

Posted on August 24, 2011 by loopbackconnector

I have been working with two new EMC VNX’s and ran into a odd problem and could not find anything about the issue, so I am going to post what I know and see if anyone has any more in-depth … Continue reading →

Posted in Brocade, EMC, FIber Switches, Storage Arrays | 8 Comments

VMWare ALUA path preference

Posted on August 8, 2011 by loopbackconnector

Updating some path types the other day in VMware for a ALUA compliant storage array, came across http://www.yellow-bricks.com/2011/03/21/changing-the-psp-from-fixed-to-rr/ Duncan wrote the post very well so as I was running some of the commands I noticed that one of them appeared to be EMC … Continue reading →

Posted in Storage Arrays, VMWare | Leave a comment