Hello. On Thu, Mar 11, 2021 at 09:59:43PM +0100, Olaf Hopp (SCC) via Exim-users wrote: > After ~2000 recipients: > 19:06:28.229652 read(7, "RCPT TO:<ZZZZ@ZZZZ>\r\n", 8191) = 29 > 19:06:28.244041 alarm(0) = 300 > 19:06:28.244253 rt_sigaction(SIGALRM, {sa_handler=0x55bc6f392180, > sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f8eff4d9730}, NULL, 8) = 0 > 19:06:29.776217 socket(AF_INET, SOCK_DGRAM|SOCK_CLOEXEC|SOCK_NONBLOCK, > IPPROTO_IP) = 9 > about 1.5 seconds between rcpt and the socket line > > There are no dropped lines between the RCPT line until the socket line in the > strace output > > Any ideas what's happening here ?
There may be some cpu-intensive processing inside RCPT ACL. Try "ltrace -S -T -tt ..." to display library calls. But running exim with debug options would be more informative. -- Eugene Berdnikov -- ## List details at https://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/