Legacy HDS Forums

best practice for zoning and lun presentation on AMS

Discussion created by Legacy HDS Forums on Dec 6, 2007
Latest reply on Dec 28, 2007 by Legacy HDS Forums

Originally posted by: splodge

Think this might have been asked before, but just in case.

We have a number of hosts (windows and solaris), probably no more than 30 in total.

Each with 2 HBAs

Each HBA on a serperate switch.

[font="Arial"][size=2][/size][/font][font="Arial"][size=2]An AMS1000 with 2 ports per Controller (0A, 0B , 1A + 1B)[/size][/font]

[font="Arial"][size=2]0A and 1A on 1 switch[/size][/font][font="Arial"][size=2]0B and1B on the other Switch.[/size][/font][font="Arial"][size=2][/size][/font] [font="Arial"][size=2]How should we Zone and Mask the host/luns for best load balancing and failover. We are using HDLM.[/size][/font][font="Arial"][size=2][/size][/font] [font="Arial"][size=2]Do we do[/size][/font][font="Arial"][size=2][/size][/font] [font="Arial"][size=2]HBA A - sees 0A and 1A[/size][/font][font="Arial"][size=2]HBA B - sees 0B and 1B[/size][/font][font="Arial"][size=2][/size][/font] [font="Arial"][size=2]All LUNS are effectively presented to All 4 Ports, but are balanced by having half owned by each controller[/size][/font][font="Arial"][size=2]Load Balancing is done on the Owning Controller, and failover is covered?[/size][/font][font="Arial"][size=2][/size][/font] [font="Arial"][size="2"]or should it be done some other way?[/size][/font][font="Arial"][size=2]Is there a document that you know of that states which is best?[/size][/font] thanks in advance