On Oct 4, 2013, at 3:48 PM, "Collinson.Shannon"
mailto:shannon.collin...@suntrust.com>> wrote:
We do have some F5 appliances, but I think that's just for network routing--if
there's any kind of F5 that could help manage an HA solution (making a passive
server active or something like that), we
>If you can automate suspension of host monitors, you will be well served.
>That way, when you take down part of a cluster (e.g. z/VM IPL), the central
>host monitors don't start beeping.
> I say "suspend" rather than "disable" because if they aren't back online by
> the end of the service windo
On Friday, 10/04/2013 at 05:12 EDT, Marcy Cortes
wrote:
> I do plan to write up all the steps needed in a VM environment to get
> OCFS2/CLVM/Storage Based fencing with minidisks. Maybe in the form of
a SHARE
> presentation.
> It would be SUSE specific though, since that's what I have.
In a hom
s useful.
Marcy
-Original Message-
From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of
Collinson.Shannon
Sent: Friday, October 04, 2013 12:48 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: [LINUX-390] any good recommendations for an HA tool on zSeries?
We do have some F5 appliances, but
re IPLing their z/VM lpars.
Thanks for your consideration/responses!
Shannon
-Original Message-
From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Marcy
Cortes
Sent: Friday, October 04, 2013 12:28 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: any good recommendations f
> and we're trusting to IBM's never-gonna-fail on the storage side.
If only! :)
Or you could get a leak in your data center which melts a piece of equipment :)
You may get by without hyperswap and use just PPRC if you can be down for a
little bit after the primary storage fails.
Of course that m
f Of Alan
Altmark
Sent: Friday, October 04, 2013 1:45 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: any good recommendations for an HA tool on zSeries?
On Friday, 10/04/2013 at 11:04 EDT, "Collinson.Shannon"
wrote:
> We're running RHEL6.2 and RHEL6.4 on our zlinux servers under z/V
On Friday, 10/04/2013 at 11:04 EDT, "Collinson.Shannon"
wrote:
> We're running RHEL6.2 and RHEL6.4 on our zlinux servers under z/VM 6.2
and so
> far have been handling HA by just clustering servers--yeah, any
transaction in
> process to a server that's gone down would be whacked in mid-air, but
an
ux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of
Collinson.Shannon
Sent: Friday, October 04, 2013 8:03 AM
To: LINUX-390@VM.MARIST.EDU
Subject: [LINUX-390] any good recommendations for an HA tool on zSeries?
We're running RHEL6.2 and RHEL6.4 on our zlinux servers under z/VM 6.2 and
>>> On 10/4/2013 at 11:03 AM, "Collinson.Shannon"
>>>
wrote:
> We're running RHEL6.2 and RHEL6.4 on our zlinux servers under z/VM 6.2 and so
> far have been handling HA by just clustering servers--yeah, any transaction
> in process to a server that's gone down would be whacked in mid-air, but
> Sine Nomine's SNA HAO for RHEL on z is basically the Red Hat's source code
> recompiled for s390x arch, with the addition of the fencing mechanism to
> interface with z/VM, fully supported by Sine Nomine (an ISV Red Hat
> Partner). The SNA HAO offers features like: Fail-over HA, Clustered File
>
ack it up from RedHat's datasheets on the web...
>
> -Original Message-
> From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of David
> Boyes
> Sent: Friday, October 04, 2013 11:06 AM
> To: LINUX-390@VM.MARIST.EDU
> Subject: Re: any good recommendati
013 11:06 AM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: any good recommendations for an HA tool on zSeries?
> down). We'll be investigating Tivoli Systems Automation for
> Multiplatform, and the Sine Nomine HAO (High Availability Option),
> plus I intend to see if the RHEL HA add-on is
> down). We'll be investigating Tivoli Systems Automation for Multiplatform,
> and the Sine Nomine HAO (High Availability Option), plus I intend to see if
> the
> RHEL HA add-on is compatible with zSeries,
It is not. That's why we created HAO. Red Hat does not offer their HA kit for Z
or Power
We're running RHEL6.2 and RHEL6.4 on our zlinux servers under z/VM 6.2 and so
far have been handling HA by just clustering servers--yeah, any transaction in
process to a server that's gone down would be whacked in mid-air, but anything
new would route to the "cluster-buddy" that was still up. T
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