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155,000k and growing ram extra process when only google search page open? "C:\Program Files\Mozilla firefox\firefox.exe" -contentproc --channel=922.0.2119166622

  • 2 cavab
  • 4 have this problem
  • 4 views
  • Last reply by mt0neg

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"C:\Program Files\Mozilla firefox\firefox.exe" -contentproc --channel=922.0.2119166622\619297451" -childID 1 -isForBrowser -intPrefs 5:50|6:-1|28:1000|33:20|34:10|43:128|44:10000|49:0|51:400|52:1|53:0|54:0|59:0|60:120|61:120|91:2|92:1|106:5000|117:0|119:0|13"

sometimes there is a similar entry with a childID 3 just reinstalled / updated adobe flash, very buggy behavior taking big disk, cpu and triggering crazy CPU fan action What is happening and how do I regain control of my machine.

"C:\Program Files\Mozilla firefox\firefox.exe" -contentproc --channel=922.0.2119166622\619297451" -childID 1 -isForBrowser -intPrefs 5:50|6:-1|28:1000|33:20|34:10|43:128|44:10000|49:0|51:400|52:1|53:0|54:0|59:0|60:120|61:120|91:2|92:1|106:5000|117:0|119:0|13" sometimes there is a similar entry with a childID 3 just reinstalled / updated adobe flash, very buggy behavior taking big disk, cpu and triggering crazy CPU fan action What is happening and how do I regain control of my machine.

All Replies (2)

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Current Firefox releases have multi-process windows enabled. You may see three or more Firefox processes running.

  • one process for the main Firefox thread (user interface)
  • one or more processes for content threads set via "Options/Preferences -> General -> Performance" (dom.ipc.processCount)
  • one process for the compositor thread (Windows)

You can look at "Multiprocess Windows" to see the current multi-process state.

  • "Help -> Troubleshooting Information" -> Application Basics: Multiprocess Windows

See also:


You can try to modify multi-process settings to see if this has effect.

  • set dom.ipc.processCount to 1 if it is currently set to a higher value (4)
  • disable multi-process windows in Firefox

You can disable multi-process windows in Firefox by setting these prefs to false on the about:config page.

  • browser.tabs.remote.autostart = false
  • browser.tabs.remote.autostart.2 = false

You can open the about:config page via the location/address bar. You can accept the warning and click "I'll be careful" to continue.

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Makes sense. What is the channel value and what are all those scary looking piped values about? 100+megs for an 'empty' page makes me feel insecure and not happy. I'm the sys admin, not the internet...