I am seeing much longer times than this but I think this is because our data
centre LAN has insanely long ARP timeout values set. I might have to build a
"load balance" vlan with a very short timeout value.
Thanks again for the feedback.
David
On 12 Oct 2011, at 17:02, "Nick Furnell" <[email protected]>
wrote:
> Hi David
>
> Not sure to be honest... We failed over yesterday twice (I think I was
> causing that particular issue). I have not tried pulling the plug (so to
> speak on the VMware NIC), generally I have powered off a Node. Although, I
> have requested a 'test' button from Emilio via the Forum to force a flip of
> the Active Host.
>
> In practice what happens is the standby node come alive on the Virtual
> interface very quickly jus a few seconds, the default is 5, so I guess that
> sounds right.
>
> Any Citrix clients immediately drop their connections/applications (as the
> can't see the Citrix farm any more) on port 443 - normal service comes back
> on in under one minute. I have my Citrix sessions set to 60 seconds, so
> generally people just auto-reconnect and carry on from where they left off.
> I also use PNAgent to populate the user desktops with Citrix icons - the
> other day this took at least a couple of minutes to respond to pings.
>
> My web base CRM drops users too, then just need to close IE and log back on.
> Speed is not an issue for my SMTP feed. I have asked for more details on the
> FarmGuardian, as I would definitely use this to improve my detection, and
> subsequent recovery times.
>
> I have an Isolated network set up in VMware, so I can do a little more test
> over the next few days and let you know.
>
> Nick
>
>
> Today's Topics:
>
> 1. Re: Zenloadbalancer-support Digest, Vol 11,Issue 19
> (David Martin (IT))
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 12 Oct 2011 16:38:49 +0100
> From: "David Martin \(IT\)" <[email protected]>
> Subject: Re: [Zenloadbalancer-support] Zenloadbalancer-support Digest,
> Vol 11,Issue 19
> To: <[email protected]>
> Message-ID:
> <425e07819ca12b4bb5eb0c7d8c55513203ca3...@nth-exc-02s.jpress.co.uk>
> Content-Type: text/plain; charset="us-ascii"
>
> Nick,
>
> How fast do your clusters fail over? If you disconnect one of the nics
> in vmware?
>
> I'll try turning enable promiscuous mode back off
>
> David
>
>
>
> Transform Medical Group (CS) Limited.
> Registered in England & Wales with Company Number: 3228476
> Registered office: 192 Altrincham Road, Manchester M22 4RZ
>
> Transform Medical Group(CS) is registered in England and Wales, number
> 3228476. The registered office is at 192 Altrincham Road, Manchester, M22
> 4RZ. The information contained in this electronic message and any attachments
> (the "Message") is intended for one or more specific individuals or entities,
> and may be confidential, proprietary, privileged or otherwise protected by
> law. If you are not the intended recipient, please notify the sender
> immediately, delete this Message and do not disclose, distribute, or copy it
> to any third party or otherwise use this Message. Electronic messages are not
> secure or error free and can contain viruses or may be delayed, and the
> sender is not liable for any of these occurrences. The sender reserves the
> right to monitor, record and retain electronic messages.
>
> ------------------------------------------------------------------------------
> All the data continuously generated in your IT infrastructure contains a
> definitive record of customers, application performance, security
> threats, fraudulent activity and more. Splunk takes this data and makes
> sense of it. Business sense. IT sense. Common sense.
> http://p.sf.net/sfu/splunk-d2d-oct
> _______________________________________________
> Zenloadbalancer-support mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
Johnston Press plc Registered in Scotland no. SC015382
Registered Office:108 Holyrood Road, Edinburgh, EH8 8AS
Opinions expressed in this email are those of the writer and not the company.
E-mail traffic is monitored within Johnston Press and messages may be viewed.
This e-mail and any files with it are solely for the use of the addressee(s).
If you are not the intended recipient, you have received this e-mail in error.
Please delete it or return it to the sender or notify us by email at
[email protected]
------------------------------------------------------------------------------
All the data continuously generated in your IT infrastructure contains a
definitive record of customers, application performance, security
threats, fraudulent activity and more. Splunk takes this data and makes
sense of it. Business sense. IT sense. Common sense.
http://p.sf.net/sfu/splunk-d2d-oct
_______________________________________________
Zenloadbalancer-support mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
