[THIN] Re: NFuse servers extremely slow response
- From: "Magnus" <magnus@xxxxxxxx>
- To: <thin@xxxxxxxxxxxxx>
- Date: Mon, 17 Mar 2003 17:51:11 -0500
I wish that I could but it is IP of the company that I work for.
-----Original Message-----
From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
Of M
Sent: Monday, March 17, 2003 5:48 PM
To: thin@xxxxxxxxxxxxx
Subject: [THIN] Re: NFuse servers extremely slow response
oo sounds interesting.. any plans for an open source version ? :¬)
----- Original Message -----
From: "Magnus" <magnus@xxxxxxxx>
To: <thin@xxxxxxxxxxxxx>
Sent: Monday, March 17, 2003 10:42 PM
Subject: [THIN] Re: NFuse servers extremely slow response
>
> Yes when MF XP first came out. It got to the point where we wrote our
> own version of Nfuse that created dymanic ica files pulling the info
> from a database
>
> Magnus
>
> -----Original Message-----
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On
Behalf
> Of Mason Dively
> Sent: Monday, March 17, 2003 5:38 PM
> To: 'thin@xxxxxxxxxxxxx'
> Subject: [THIN] Re: NFuse servers extremely slow response
>
>
> Tom--
>
> I feel your pain--we had the EXACT same thing happen in one of our
> farms. One box had a "flaky" XML service and was completely preventing
> users from logging in through our NFuse site. We did not actually
> confirm that it
was
> due to demonic possession but that explanation would certainly be more
> credible than any of the answers that the Citrix Tech Support guy gave
> us. When we asked what we can do to prevent future outages like this
> we were told there was nothing we could to do ensure that it wouldn't
> happen
again.
> Anyone have any ideas or experience with this type of problem?
>
> Thanks,
>
> Mason B. Dively CCA, MCP
> Amdocs Windows Administration
>
>
> -----Original Message-----
> From: Monahan, Thomas [mailto:Thomas.Monahan@xxxxxxxxxxx]
> Sent: Thursday, March 13, 2003 4:13 AM
> To: 'thin@xxxxxxxxxxxxx'
> Subject: [THIN] Re: NFuse servers extremely slow response
>
>
> Just to let you know that the problem was due to the one of the
> servers mis-behaving with the XML service. I say mis-behaving but what
> I really
mean
> is it got posessed by the Devil himself and decided to carry out a
> denial
of
> service attack on the farm. I think he posessed the citrix users as
> well
as
> they weren't too happy with the farm being down for nearly an entire
> day. The problem was only tracked down when the XML port was change
> for some of the servers and that functioned fine. Eventually by trial
> and error we tracked down the server that was posessed. And even more
> proof that the server was posessed was the number of the server, it
> was our cy13 server.
>
> Anyway, havn't been able to rtp into it yet to check out of the event
logs,
> so I don't know what it could have been doing that could have jamed up
> the entire xml service on the farm.
>
> Tom
>
>
> > -----Original Message-----
> > From: Darryl Janetzki [SMTP:darrylj@xxxxxxxxxxxxxxxx]
> > Sent: 12 March 2003 13:13
> > To: Monahan, Thomas
> > Subject: RE: [THIN] Re: NFuse servers extremely slow response
> >
> > Well, first thing to check, or I did.
> > http://localhost on the data collector or any metaframe server in
> > the farm that has NFUSE installed
> >
> > In my case each metaframe server's web and NFUSE service was not
> > working (page not found) published applications still were working
> > as normal
> >
> > If the NFUSE web functions to another server but not the production
> > environment I would check DNS/netbios and IP connectivity issues
> > (are you sure that NFUSE is functioning on the productions servers.)
> >
> > A similar event occurred but this was access to all sites when I
> > deployed the IIS lockdown, group policy, wpad from and ISA server
> > (ISA
> > FR1)
> > What happened group policy tattooed each PC in the OU with Autodect
> > setting Wpad.dat was denied by the ISA server in the URLSCAN.INI
> > The effect of this was that the server and clients were secure NAT
> > clients and the ISA server denied access to the WPAD thus denying access
> > to all resources Perhaps your development site is not using the same
> > configuration. A review of URLSCAN.LOG if you are using it on the
> > Web/proxy server may have the information on the problem.
> >
> >
> > Regards
> > Darryl
> >
> > -----Original Message-----
> > From: Monahan, Thomas [mailto:Thomas.Monahan@xxxxxxxxxxx]
> > Sent: Wednesday, 12 March 2003 11:35 PM
> > To: Darryl Janetzki
> > Subject: RE: [THIN] Re: NFuse servers extremely slow response
> >
> > Hi,
> >
> > Thanks for the suggestion. It didn't solve our problem.
> >
> > We pointed one of our production nfuse servers to our development
> > farm and it works fine, it just doesn't work when pointed to our
> > production farm.
> >
> >
> >
> >
> > Tom
> >
> > > -----Original Message-----
> > > From: Darryl Janetzki [SMTP:darrylj@xxxxxxxxxxxxxxxx]
> > > Sent: 12 March 2003 10:59
> > > To: Thomas.Monahan@xxxxxxxxxxx
> > > Subject: RE: [THIN] Re: NFuse servers extremely slow response
> > >
> > > I had the problem a week ago. The nfuse icons were "greyed" out
> > > fortunately the link still worked.
> > >
> > > The solution I applied was to uninstall NFUSE on my NFUSE web
> > > server
> > and
> > > apply the security update version. I then ran the NFUSe wizard and
> > > recreated the nfuse page.
> > >
> > > The really interesting thing that happened next is that all the
> > > WEB servers on all Metaframe servers did not function at all. The
> > > nfuse
> > web
> > > site that I direct all users was unable to connect and display any
> > > applications. I then decided to restart the IMA then IIS from the
> > > IIS console. I commenced at the Data collector, then tested each
> > > of the metaframe web servers with the same procedure ... All was
> > > well again.
> > >
> > > DarrylJ@xxxxxxxxxxxxxxxx
> > >
> > >
> > >
> > > -----Original Message-----
> > > From: Monahan, Thomas [mailto:Thomas.Monahan@xxxxxxxxxxx]
> > > Sent: Wednesday, 12 March 2003 9:43 PM
> > > To: 'thin@xxxxxxxxxxxxx'
> > > Subject: [THIN] Re: NFuse servers extremely slow response
> > >
> > >
> > > Update: Nfuse icons don't show up, clicking on icon doesn't
> > > connect. Just shows opening page.
> > >
> > > Regards,
> > > Thomas
> > > UUSDTC Admin and Support
> > > Ph: 01925 233690 Ext: 33690
> > >
> > > > -----Original Message-----
> > > > From: Monahan, Thomas [SMTP:Thomas.Monahan@xxxxxxxxxxx]
> > > > Sent: 12 March 2003 09:28
> > > > To: thin@xxxxxxxxxxxxx
> > > > Subject: [THIN] NFuse servers extremely slow response
> > > >
> > > >
> > > > Hi,
> > > >
> > > > There is just a "little" problem with our Nfuse servers. They
> > > > are
> > all
> > > > giving
> > > > extemely slow response, so slow sometimes that it times out.
> > > > Servers
> > > are
> > > > on
> > > > different subnets. All giving the same slow response with
> > > > varying severity. Tried restarts, can't find any XML service
> > > > problems on our farm
> > > servers.
> > > > What could be causing this?
> > > >
> > > >
> > > > Any help much appreciated.
> > > >
> > > > Thomas
> > > >
> > > >
> > > >
> > > >
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Get 30-40% more users per server to save $$$ and time.
Add users now! - not more servers. If you're using Citrix,
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