Date: Sat, 3 Jul 2021 10:03:36 +0200 From: Gary Jennejohn <gljennjohn@gmail.com> To: Craig Leres <leres@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: firefox is slow and uses a lot of memory Message-ID: <20210703080336.7a01c22d@ernst.home> In-Reply-To: <202107022003.162K34kg050615@critter.freebsd.dk> References: <37fe2be4-a142-c49e-e1b0-0e9a8fd07a74@freebsd.org> <202107022003.162K34kg050615@critter.freebsd.dk>
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On Fri, 02 Jul 2021 20:03:04 +0000 "Poul-Henning Kamp" <phk@phk.freebsd.dk> wrote: > -------- > Craig Leres writes: > > Starting with firefox 89 or so, I've found it starts using a LOT of > > memory and actually makes the system sluggish and causes momentary X > > freezes. I have 32G of ram/swap, is it reasonable for firefox to use 15G? > > I noticed recently that firefox had started DNS's all bookmarks rather > aggressively I found something under about:config which made it stop, > (sorry cant remember which setting) but that made it at lot more workable > for me. > Another possibility would be to enter about:networking#dns. A button "Clear DNS Cache" will appear. Click on that and check whether that reduces the amount of memory being used by firefox. -- Gary Jennejohn
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