<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">Hello,<DIV><BR class="khtml-block-placeholder"></DIV><DIV>We feel that under hard to reproduce conditions (production system with ten of thousands connected users), the Erlang TCP module can miss the tcp_close event.</DIV><DIV>The process is receiving event in active once mode. It is not stuck in a send.</DIV><DIV>It seems to happen with the new Erlang R11 in SMP mode.</DIV><DIV>The port is in a enotconn state, but the process has not been informed that the tcp connection has been closed.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Has anyone the same feeling ?</DIV><DIV>Any idea how to debug that possible problem ?</DIV><DIV><BR><DIV> <SPAN class="Apple-style-span" style="border-collapse: separate; border-spacing: 0px 0px; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: auto; -khtml-text-decorations-in-effect: none; text-indent: 0px; -apple-text-size-adjust: auto; text-transform: none; orphans: 2; white-space: normal; widows: 2; word-spacing: 0px; "><DIV>-- </DIV><DIV>Mickaël Rémond</DIV><DIV> <A href="http://www.process-one.net">http://www.process-one.net</A>/</DIV><BR class="Apple-interchange-newline"></SPAN> </DIV><BR></DIV></BODY></HTML>