Limit Firefox Memory Usage - about:config

December 24, 2007 – 9:17 pm

Firefox 3 vs Firefox 2? I checked out Firefox 3 Beta 2 today. It was not stunning, but, wow, did it use a LOT less RAM by default. It reminded me that I hadn’t changed the settings to force Firefox to use less RAM. In Firefox 2, you:

  1. type ‘about:config’ into the address bar ->NOT<- http://about.config
  2. Add a new key by right clicking in the boring page that comes up, and choosing new|integer, call it:
    • browse.cache.memory.capacity, <enter>, then
    • set the value to: 7500 (play with this, to your liking)
  3. restart your Firefox and stand back, sometimes it causes a short on your motherboard.

Done. You can go back to about:config and just double click the key to modify it as you please…

Anyway. Enough Firefox 3 for me. Very few of my extensions worked. I’ll check back later when there are versions of del.icio.us, google-sync, passwordmaker, scribefire, etc.

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