Monthly Archives: August 2011

Robocopy issues to EMC VNX and Celerra

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

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 -user sysadmin -password sysadmin … Continue reading

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

VNX and Brocade Loop Port

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

Updating some path types the other day in VMware for a ALUA compliant storage array, came across 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

Identify storage performance issues with esxtop

Taken from Start esxtop by typing ‘esxtop’ at the command line Press ‘d’ to switch to disk view (HBA mode. Press s, then 2 to alter the update time to every 2 seconds and press Enter. Now I have used … Continue reading

Posted in Perfomance, VMWare | Leave a comment