I wonder if debug.asp which we used to debug our NFUSE problems would work in this case - or at least be a start Gene Herman Systems Engineer Healthnet of the North East (203) 381-6567 Anders Hansen-Øvre <Anders.Hansen-Ovre To: thin@xxxxxxxxxxxxx @contra.no> cc: Sent by: Subject: [THIN] Re: NFuse servers extremely slow response thin-bounce@freelis ts.org 03/18/2003 02:59 PM Please respond to thin We have had the same problem with farms running Win2k SP3/MF1.0 FR2 Does anyone have a testxml.asp page or something that we can use to = locate a problem server? --- mvh/yours Anders Hansen-=D8vre, Seniorkonsulent Mail : anders.hansen-ovre@xxxxxxxxx Cell : (+47) 90 98 17 78 Konsulenthuset Contra as http://www.contra.no =20 > -----Original Message----- > From: Mason Dively [mailto:mdively@xxxxxxxxxx]=20 > Sent: 18. mars 2003 20:49 > To: 'thin@xxxxxxxxxxxxx' > Subject: [THIN] Re: NFuse servers extremely slow response >=20 >=20 > You are really not going to believe this, but after posting=20 > my response to Tom's message yesterday afternoon, I came in=20 > this morning and had this EXACT problem with my larger=20 > Metaframe farm (120 application servers.) The problem was=20 > exactly how Mike described it below, the XML service on ONE=20 > application server was causing the problem for everyone=20 > trying to log into the Nfuse site. As soon as we stopped the=20 > XML service for the problem server, the site immediately=20 > began working again. In talking to Citrix's support people=20 > they recommended the following hotfix to correct this=20 > problem: =20 > http://support.microsoft.com/default.aspx?scid=3Dkb%3Ben-us%3B29 > 2548 or of course applying Win2K SP3 (which we haven't done=20 > to this point.) It's scary to think that one "flaky" server=20 > can prevent logons!! >=20 > And yes, by the way, I now believe our problem was a result=20 > of demonic possession. >=20 > Thanks, > =20 > Mason B. Dively CCA, MCP > Amdocs CMI Production Windows Support >=20 >=20 > -----Original Message----- > From: Mike Semon [mailto:msemon@xxxxxxx]=20 > Sent: Monday, March 17, 2003 10:02 PM > To: thin@xxxxxxxxxxxxx > Subject: [THIN] Re: NFuse servers extremely slow response >=20 >=20 > I am seeing this same problem for NFuse pointing back to a=20 > Metaframe 1.8 farm. I think we have a box with a flaky XML=20 > service. Also, check the ICA browser service on the servers=20 > your NFuse server is pointed. I found one server the ICA=20 > browser service was hung. Restarted the service and=20 > everything worked. >=20 > Mike >=20 > -----Original Message----- > From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx]On > Behalf Of Mason Dively > Sent: Monday, March 17, 2003 4:38 PM > To: 'thin@xxxxxxxxxxxxx' > Subject: [THIN] Re: NFuse servers extremely slow response >=20 >=20 > Tom-- >=20 > I feel your pain--we had the EXACT same thing happen in one=20 > of our farms. One box had a "flaky" XML service and was=20 > completely preventing users from logging in through our NFuse=20 > site. We did not actually confirm that it was due to demonic=20 > possession but that explanation would certainly be more=20 > credible than any of the answers that the Citrix Tech Support=20 > guy gave us. When we asked what we can do to prevent future=20 > outages like this we were told there was nothing we could to=20 > do ensure that it wouldn't happen again. Anyone have any=20 > ideas or experience with this type of problem? >=20 > Thanks, >=20 > Mason B. Dively CCA, MCP > Amdocs Windows Administration >=20 >=20 > -----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 >=20 >=20 > Just to let you know that the problem was due to the one of=20 > the servers mis-behaving with the XML service. I say=20 > mis-behaving but what I really mean is it got posessed by the=20 > Devil himself and decided to carry out a denial of service=20 > attack on the farm. I think he posessed the citrix users as=20 > well as they weren't too happy with the farm being down for=20 > nearly an entire day. The problem was only tracked down when=20 > the XML port was change for some of the servers and that=20 > functioned fine. Eventually by trial and error we tracked=20 > down the server that was posessed. And even more proof that=20 > the server was posessed was the number of the server, it was=20 > our cy13 server. >=20 > Anyway, havn't been able to rtp into it yet to check out of=20 > the event logs, so I don't know what it could have been doing=20 > that could have jamed up the entire xml service on the farm. >=20 > Tom >=20 >=20 > > -----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=20 > server in the=20 > > farm that has NFUSE installed > > > > In my case each metaframe server's web and NFUSE service was not=20 > > working (page not found) published applications still were=20 > working as=20 > > normal > > > > If the NFUSE web functions to another server but not the production=20 > > environment I would check DNS/netbios and IP connectivity=20 > issues (are=20 > > you sure that NFUSE is functioning on the productions servers.) > > > > A similar event occurred but this was access to all sites when I=20 > > deployed the IIS lockdown, group policy, wpad from and ISA=20 > server (ISA > > FR1) > > What happened group policy tattooed each PC in the OU with Autodect=20 > > 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=20 > 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=20 > development farm=20 > > and it works fine, it just doesn't work when pointed to our=20 > production=20 > > 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=20 > > > fortunately the link still worked. > > > > > > The solution I applied was to uninstall NFUSE on my NFUSE=20 > web server > > and > > > apply the security update version. I then ran the NFUSe=20 > wizard and=20 > > > recreated the nfuse page. > > > > > > The really interesting thing that happened next is that=20 > all the WEB=20 > > > servers on all Metaframe servers did not function at all.=20 > The nfuse > > web > > > site that I direct all users was unable to connect and=20 > display any=20 > > > applications. I then decided to restart the IMA then IIS from the=20 > > > IIS console. I commenced at the Data collector, then=20 > tested each of=20 > > > the metaframe web servers with the same procedure ... All=20 > was well=20 > > > 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=20 > doesn't connect.=20 > > > 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=20 > servers. They are > > all > > > > giving > > > > extemely slow response, so slow sometimes that it times out.=20 > > > > Servers > > > are > > > > on > > > > different subnets. All giving the same slow response=20 > with varying=20 > > > > severity. Tried restarts, can't find any XML service=20 > problems on=20 > > > > our farm > > > servers. > > > > What could be causing this? > > > > > > > > > > > > Any help much appreciated. > > > > > > > > Thomas > > > > > > > > > > > > > > > > > > > > *********************************************************** > > > > The information contained in this e-mail is intended=20 > only for the=20 > > > > individual to whom it is addressed. It may contain=20 > privileged and=20 > > > > confidential information. If you have received this message in=20 > > > > error or there are any problems, please notify the sender=20 > > > > immediately and delete the message from your computer. 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Free 30-day eval:=20 http://www.rtosoft.com/Enter.asp?ID=3D79 ********************************************************** For Archives, to Unsubscribe, Subscribe or set Digest or Vacation mode use the below link: = http://thethin.net/citrixlist.cfm ********************************************************* This Week's Sponsor - RTO Software / TScale TScale increases terminal server capacity.=20 Get 30-40% more users per server to save $$$ and time.=20 Add users now! - not more servers. If you're using Citrix,=20 you must learn about TScale! 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