Opening Task Manager Slows PC to Crawl - Windows 10 Pro 1709

Anonymous
2017-12-11T16:03:07+00:00

Hi all,

I've had an issue with Windows 10 Pro really freezing up and not being responsive after opening up Task Manager. The numbers shown for performance and CPU utilization are not pegged at all. 

This is on a Dell T3500 with a SSD OS drive, W3580 cpu, 24GB RAM, and an AMD Radeon Pro WX7100.

The computer is on a Domain with Webroot installed as AV. I usually have Solidworks and a couple of other programs open. I do not have any hardware bottlenecks as far as I can see. I also looked at the Event Viewer, and apart from a couple Group Policy warnings, nothing out of the ordinary, and no system events registered at the time of opening Task Manager.

Thanks for the insights, gents n ladies.

Windows for home | Windows 10 | Performance and system failures

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  1. Anonymous
    2018-05-16T10:57:47+00:00

    Logged in to subscribe to this thread and to thank the folks that discovered this interaction. It's been driving me crazy for weeks! I'm still seeing this issue with Webroot SecureAnywhere 9.0.19.43.

    I wonder why you're not on Webroot 9.0.20.31.  It was released a few weeks ago and fixes the problem.

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  2. Anonymous
    2018-05-15T22:26:09+00:00

    Logged in to subscribe to this thread and to thank the folks that discovered this interaction. It's been driving me crazy for weeks! I'm still seeing this issue with Webroot SecureAnywhere 9.0.19.43.

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  3. Anonymous
    2018-05-07T12:55:02+00:00

    He mentioned above that it happens with Chrome as well.  I can confirm that if I have Chrome open when I open task manager the problem occurs.  When closing Chrome, task manger runs fine.

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  4. Anonymous
    2018-04-20T10:29:27+00:00

    I have exactly the same initial problem that came up in the past few days.

    I thought it was a problem with chrome which I noticed was opening more instances than I thought I was using and running with high CPU usage.  But after uninstalling chrome and using firefox I ran into the same problem as before - computer would become really laggy with the mouse and be virtually unresponsive.  Just now I noticed as you did prior that this occured with TM open and firefox open.

    I'll look to install a 3rd party task manager for now as you did, but I am hoping we get another response on as to why this is occuring.

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  5. Anonymous
    2018-04-19T15:34:38+00:00

    I have this same problem, having lived with it for months I'm finally trying to get it sorted.

    My PC is a custom build, about a year old. i7, 16GM RAM, SSD, etc. ASUS motherboard. Using Webroot AV, Windows 10 Pro build 1709, Firefox Quantum.

    So far I have tried 'allowing' both Firefox and Task Manager in Webroot, both Identity Protection and Block/Allow Files

    None of the above steps have made a difference, and each time I have to kill Task Manager via externally accessing my cmd line in order to regain control of my PC. Previously I had to cold reset each time this happened which I hate having to do.

    From this thread it seems different things are working for different people but there's no guaranteed fix or workaround (other than ditching Task Manager or Webroot for alternatives).

    I'll raise a ticket directly with Webroot support, I work for an MSP and we have a decent amount of endpoints so hopefully they take this seriously and come up with a fix.

    I hope you can find some sort of resolution. I had opened a ticket with Webroot regarding this and was basically told they have had some other reports of this and was advised to disable the Identity Protection or put it into safe mode. Which doesn't seem to be working for me now. 

    I've done several different workarounds, and with each one it was resolving the issue for a short period of time.

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