FreeBSD 11.1 SSD low browser performance

[Tijl Coosemans]

On Mon, 20 Nov 2017 16:22:26 +0100 Kenneth Hatteland <kennethhatteland at gmail.com> wrote:
> I have a problem that annoys me and makes my desktop use painful. I have 
> put a rather cheap Kingdian SSD into my box after my HDD seemed slow, 
> but it did not enhance performance that much. It is when I use internet 
> browsers the problem occurs. The browser works slow, freeze very often 
> and video is choppy. It is from time to time impossible to switch 
> between tabs, and graphics load painfully slow. When these things occur, 
> the hard drive light blinks madly.
> 
> When I use the machine with other software it is snappy and responsive. 
> Music is flawless etc. So onlly when  I use firefox, Chromium or Iridium.
> 
> I have been thinking perhaps something about TRIM should be set up ? Or 
> does anyone have other clues what I can do/check ?

If you have enough memory try mounting tmpfs on /tmp.  If not, try the
attached patch for firefox.  Just drop it in /usr/ports/www/firefox/files
and rebuild firefox.
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