[CentOS] firefox and D state

[ken]

On 09/20/2017 01:00 PM, Michael Hennebry wrote:
> Previously when firefox went catatonic
> to the point that I could not even scroll,
> its CPU usage had gone to 100%+.
> Now top tells me that firefox, Web Content (with a space)
> or sometimes kswap... has process state D,
> uninterruptable sleep.
>
> Any suggestions on how to deal?
>
> I often have a lot of tabs open,
> so discovering the right one was hard enough before.
> Usually, it was something relatively new, so that helped.
> Not so much anymore.
> I think a lot of it is just waiting (D) for ads or running them.
>
> Closing and reopening sometimes works,
> but then I have to go find all the video ads and stop
> them one at a time.
>
I had that problem... and yes, it was some site's page with wild or 
outright broken javascript.  Installed NoScript, a Firefox add-on, and 
using that, severely limit what javascript can run. Since then I've been 
good.