[chupasaurus]

> I'm curious to see how aggressive this is.

It's in the config parameter's name: browser.tabs.unloadOnLowMemory. Boolean, works only on Windows for now.

[tilolebo]

Any idea when Linux will be supported?

I'm using the Auto Tab Discard extension for now, but having a native way to handle this for Linux users would be great.

[skykooler]

Ah man. Hope this makes it to Linux and especially OSX soon!

[j605]

On Linux, I use cgroups to restrict memory usage of certain applications to prevent them from crashing the whole system.