Messages in this thread | | | Date | Sun, 2 Nov 2008 23:17:07 +0100 | From | "Olaf van der Spek" <> | Subject | Re: epoll behaviour after running out of descriptors |
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On Sun, Nov 2, 2008 at 10:17 PM, Davide Libenzi <davidel@xmailserver.org> wrote: >> Wouldn't the port space require about 20+ k connects? This issue >> happens after 1 k. > > The reason for "When accept returns EMFILE, I call epoll_wait and accept > and it returns with another EMFILE." is because your sockets-close logic > is broken.
It's not broken, it's designed that way. It's designed to hit the descriptor limit and then close all sockets some time after.
> You get an event for the listening fd, you go call accept(2) > and in one or two passes you fill up the avail fd space, then you go back > calling epoll_wait(), and yet back to accept(2). This w/out triggering the > file-close-relief code (yes, you fill up 1K fds *before* 30 seconds). Of > course you get another EMFILE.
The second EMFILE doesn't make sense, epoll_wait shouldn't signal the socket as ready again, right?
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