[tor-talk] What's written to HD?

[k e bera]

On Mon, 12 Nov 2012 14:20:20 +0000
andrew at torproject.is wrote:

> On Mon, Nov 12, 2012 at 05:21:34AM +0000, danhughes146 at yahoo.co.uk wrote 1.3K bytes in 29 lines about:
> : Thanks, but I'm still a little unclear. You say "no"- it's basically the TBB workings, but it seems an open question atm? So is there anything else apart from disk cache ...swap files..flash cookies (flash shouldn't be on but if it were, would it also leave traces that wouldn't happen with Tails, a liveCD or a VM?) 
> 
> You asked two questions. I answered both.  The first question
> you asked is: "Does TBB write user content to disk?" The answer
> to the first question is no, it uses ram cache only. The
> second question you implied was similar to "what does the
> operating system write to disk while using TBB?" This is an
> open question, albeit one with a very old answer located here,
> https://gitweb.torproject.org/torbrowser.git/blob/HEAD:/docs/traces.txt.

I didnt see the following notions addressed at that link:

If a operating system is very short of RAM, could the operating system  swap out TBB's RAM cache to hard disk or is that prohibited somehow?  Might this also happen if a system goes into Hibernate state (more likely on a laptop)?