Re: FASTT500 Environment

From: jbarratt (jbarratt@COMPSAT.COM)
Date: Mon Jan 19 2004 - 20:23:57 EST


I have some direct attached, some switch attached and shared via HACMP,
and some regular old switch attached fastts. they all work, there is a
'stutter' and errpt entries when I pull a cable, but rdac recovers
nicely. btw. the direct attached is single attached, so they fail
miserably if you pull a cable.

-----Original Message-----
From: IBM AIX Discussion List [mailto:aix-l@Princeton.EDU] On Behalf Of
John Jolet
Sent: Monday, January 19, 2004 4:10 PM
To: aix-l@Princeton.EDU
Subject: Re: FASTT500 Environment

i've got 3 hosts on my 500, but they are all connected via the minihubs,
not switches. We can't tell how the system works with hba failure,
because a pseries host connected via a single path is "unsupported".
Which in this case, means if you run hot_add or cfgmgr, the pseries
system reboots. fun in production :)

-----Original Message-----
From: IBM AIX Discussion List [mailto:aix-l@Princeton.EDU]On Behalf Of
Bradberry, Kenneth
Sent: Sunday, January 18, 2004 11:29 PM
To: aix-l@Princeton.EDU
Subject: FASTT500 Environment

Anyone with experience with RDAC and FASTT500 controller failover?
Interested in experiences with how controllers react to loss of HBA.
Also, how many pSeries hosts are you currently serving?

Thanks,

Ken.



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