Github user oknet commented on a diff in the pull request: https://github.com/apache/trafficserver/pull/1033#discussion_r79531088 --- Diff: iocore/net/UnixNetVConnection.cc --- @@ -1273,14 +1273,21 @@ UnixNetVConnection::connectUp(EThread *t, int fd) con.is_bound = true; } + if (check_emergency_throttle(con)) { + // `con' could be closed if there is hyper emergency + if (con.fd == NO_FD) { + NET_SUM_GLOBAL_DYN_STAT(net_connections_currently_open_stat, -1); + // set errno force to EMFILE (reached limit for open file descriptors) + res = errno = EMFILE; --- End diff -- set res to -errno.
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