The ultimate citrix printing internals cheat sheet. Because the citrix print manager service depends on the microsoft print spooler service, citrix may ask for both services to be analyzed. There is a temporary fix where i stop the print spooler spoolsv. The process where the application print output is received by the spooler. Randomly we will have a server have the cpu max out at 100% usage, when this happens we are unable to log into the server or get any information from it. Hi all, i have a problem with the spooler process within a small xa6. Citrix recommended antivirus exclusions citrix blogs.
Although it seems to be a more common problem in windows xp, this issue can happen in vista and 7 as well. Restarting the print spooler would generally solve the problem quickly. In terms of the problem with spoolsv hogging cpu usage, there are at least a few reasons for that. When attempting to launch an application, the windows print spooler service spikes to 90% cpu on the xenapp server and. Looking for help diagnosing my performance issues with citrix workspace 19. The setup is a small windows 2003 terminal server environment, with remote pos terminals over the internet i dont like this arrangement for the many single points of failure a couple adsl lines, a couple routers, a couple switches, a. Cyrix corporation was a microprocessor developer that was founded in 1988 in richardson, texas, as a specialist supplier of math coprocessors for 286 and 386 microprocessors. If you poke around in your task manager, youll likely see an process named spooler subsystem app, print spooler, or spoolsv. The company was founded by tom brightman and jerry rogers. If you turn it off, the high cpu utilization will be back to normal. I am running all the latest windows patches and citrix patches from the recommended list. A dummies guide to overcome performance related citrix issues. Intermittent high cpu and increased disk io with spoolsv.
The problem was windows 10s tips and notification feature. Any one of them at some point or another will eventually degrade in performance due to hitting 100% cpu usage. I can see the cpu usage spike in the virtual infrastructure client when this happens on either of the vmware servers. Cyrix founder, president, and ceo jerry rogers aggressively recruited engineers and pushed them, eventually assembling a small but efficient design team of 30. You can fix this problem by following the steps listed below. The receiver progress bar comes up, completed the launch. If the print spooler refuses to restart, or it is gobbling 100% of the cpu in task manager you may have a specific rogue printer drive that is. Users log into our system from 2 remote sites via citrix and from main sites. When i open devices and printers or even just hit fileprint in excel or word.
Approximately 90% of most printing issues are printer driver related. Cpu intermittently at 100% usually between 1012 svchost. I have one mapped network printer in this profile to a 2008 print server. Configure for anywhere access from your desktop or web access with safari, chrome or firefox.
This process is a normal part of windows and handles printing. Inside citrix chapter twenty two the one where we deep dive into. Im seeing high cpu utilization about every 57 minutes on the server where spoolsv. Citrix workspace app for mac overview high performance web and selfservices access to virtual apps and desktops. Citrix print manager service consumes large amounts of memory. Beginning august 2018, citrix receiver will be replaced by citrix workspace app. When spoolsv is crashed, no further printing activity can continue unless the spooler is restarted on the print server. So, last year i was informed by a coworker that he was having some issues with citrix receiver on his computer. Almost all security on w2k8r2 turned off uac, dep turned off. In the past, i have written multiple blog articles about printing, citrix native. We couldnt just live with it because the cpu fan was noisy, and processor temperature was getting hotter. We have our citrix grouped according to their functions.
Marietta memorial health resolves citrix print issues. While you can still download older versions of citrix receiver, new features and enhancements will be released for citrix workspace app. Some other customers have reported that the launchd process is consuming a large amount of cpu when a. If youre infected, the malicious spoolsv can show very high cpu usage. The other 10% being related to microsoft print spooler spoolsv. For a similar reason to a stuck or corrupt print job the spoolsv. When i open devices and printers or even just hit fileprint in excel or word spoolsv. Antivirus exclusion list from citrix deep security. The ultimate citrix printing internals cheat sheet version 2. This usually happens when the printer spooler folder is filled up with unwanted files. This will not only significantly reduce cpu usage but it will reduce the. Citrix workspace app is a new client from citrix that works similar to citrix receiver and is fully backwardcompatible with. See citrixs recommended list of antivirus exclusions for better performance on citrix and the deep security infrastructure.
I am looking at creating an alert for our citrix servers. Im basically looking for some baseline cpu utilization information in order to compare my print server with others. When this process is killed or service printing cachebuffor is stopped, printing is impossible. If this process consistently using a high amount of cpu resources on your system, theres a problem.
I stopped the print spooler and when i work in the same areas the cpu is fine and never spikes. A stable set of printer drivers are needed for a good stable printing environment, without a good base any system is likely to have challenges and fail. Xenapp 6 and w2k8r2 with the latest microsoft hotfixes and updates. Citrix boxes hitting high cpu is due to bad printer drivers causing the spooler. Oh and fyi citrix 4 goes eom end of maintenance, no more bug fixes at the end.
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