> If I leave it running for too long with a bunch of tabs open, it will eat more and more of my CPU until it's hogging it all. That's not normal Firefox behavi

> If I leave it running for too long with a bunch of tabs open, it will eat more and more of my CPU until it's hogging it all. That's not normal Firefox behavior. I run multiple windows (one in each monitor), each of them with many dozens of tabs and only time I ever quit Firefox is if I have to reboot the machine for an update, so it runs for many months on end. Never seen this runaway CPU consumption.