[THIN] Re: Citrix and MSCS failover problem
- From: "Braebaum, Neil" <neil.braebaum@xxxxxxxxxxxxxxxxxxxxxxxx>
- To: "'thin@xxxxxxxxxxxxx'" <thin@xxxxxxxxxxxxx>
- Date: Tue, 14 Jan 2003 17:08:59 -0000
You haven't got any static entries in WINS or lmhosts for cluster resource
names, have you?
Neil
> -----Original Message-----
> From: Lee, David (CITY TREASURY) [mailto:David.Lee@xxxxxxxxxxxxxxx]
> Sent: 14 January 2003 17:02
> To: 'thin@xxxxxxxxxxxxx'
> Subject: [THIN] Re: Citrix and MSCS failover problem
>
> Thanks, but I've checked that - the Citrix servers are set to
> use the clustername.
>
> We have a spare disk resource on the SAN hosting the cluster,
> so I've been able to build a new file share group to test
> failover without affecting the live share. Initially, I was
> able to duplicate the problem - basically the share seems to
> disappear when the group is failed over. However, following
> further tests this afternoon, without changing anything, the
> test setup is now working correctly through a
> failover.....aaaaaargh! Ah well, could be a late evening,
> we're going to test failover on the live system once the
> users have gone home :(
>
> -----Original Message-----
> From: Magnus [mailto:magnus@xxxxxxxx]
> Sent: 14 January 2003 16:15
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Citrix and MSCS failover problem
>
> Make sure that you are using the clustername /cluster ip
> address to point to those forms. I may be that they are set
> up to use just the name or ip of one of the nodes in the
> cluster instead of the cluster name
>
> -----Original Message-----
> From: thin-bounce@xxxxxxxxxxxxx
> [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf Of Lee, David
> (CITY TREASURY)
> Sent: Monday, January 13, 2003 12:47 PM
> To: 'thin@xxxxxxxxxxxxx'
> Subject: [THIN] Citrix and MSCS failover problem
>
> We have a Windows 2000 Advanced Server cluster which hosts a
> file share containing forms for an Oracle application. Our
> Win2K / Citrix servers (Metaframe XPe) run an application
> which uses these forms.
>
> The problems started today when we needed to perform a
> cluster failover for maintenance purposes - I was able to
> successfully move all cluster resources to the other node,
> but the helpdesk then started to receive calls from Citrix
> users complaining about the Oracle application failing.
> Basically, the application could no longer see the path to
> the forms files, like the file share had gone down. However,
> I was able to successfully browse the share from a Citrix
> desktop, although the Windows explorer initially indicated
> that the drive mapping was disconnected. I'm aware that
> failover can interupt the service for a few seconds, but I
> still had users in this state 20 minutes afterwards! Users
> attempting to set up new sessions after the failover were
> also affected.
>
> It is almost as if the Citrix servers were connecting direct
> to the cluster node rather than the virtual server, hence
> failover broke their connection. However, the Citrix servers
> are configured to use the virtual server, so I've had to rule
> that out as well. I've got everything back up now by
> rebooting the Citrix servers (desperate!), but I'm still
> concerned that the Citrix servers did not cope with an MSCS
> failover, any ideas?
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