On Mon, Aug 10, 2009 at 5:03 PM, dave fowler <[email protected]> wrote:
> Glyph, thanks for the great feedback. I'm looking into all of this now. > I don't think it's a ulimit issue as it seems to be "unlimited" > > r...@proxy1:~# ulimit > unlimited > This is a lie that your shell tells you. Here it is on my computer: gl...@nhuvasarim:~$ ulimit unlimited gl...@nhuvasarim:~$ ulimit -a core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 16135 max locked memory (kbytes, -l) 32 max memory size (kbytes, -m) unlimited open files (-n) 1024 pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 real-time priority (-r) 0 stack size (kbytes, -s) 8192 cpu time (seconds, -t) unlimited max user processes (-u) 16135 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited as you can see, many of those values (specifically, in your case, "open files") do actually have limits. > > I think my first step will be to just make a log observer that will simply > restart the proxy script when it sees (EMFILE) so that I don't have to keep > logging in at night to restart it myself :). > That does sound like a practical measure to take :). > Thanks for filing that ticket. It would be great if there were a way to be > notified of the particular error inside the code. > No problem; I thought it was already filed. > I like your suggestion of keeping a list of my open connections. I could > also keep a time stamp with them and close down the oldest, or any that are > over a certain time period. > That's what I was thinking; or, maybe something more elaborate, like associating connections with accounts, and kicking off the most active connection associated with a non-administrator account, or the one which has been idle the longest... it depends on your application and desired security model. > I'm new to twisted. Do you know in what object of the Proxy the new > connections are made and how to access them to store in a list? > The protocol factory is where you'd want to do this. This FAQ deals with the main question, I think: < http://twistedmatrix.com/trac/wiki/FrequentlyAskedQuestions#HowdoImakeinputononeconnectionresultinoutputonanother > Thanks again! > No problem!
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