Am 14.03.2014 14:43, schrieb Paul J Stevens: > On 14-03-14 14:38, James Greig wrote: >> Are you thinking it could be the contents of a particular users mailbox >> that's the culprit? >> >> Using freebsd the equivalent I believe is fstat so the output would be >> similar to this:- > > That confirms that the filehandle 15 in your previous truss log was most > likely a network socket being written to. > > Now why it's hanging in a loop is unclear. Maybe write(2) behaves > slightly different on fbsd. I don't now. But a gdb backtrace would be > helpful.
not only FreeBSD, happens also randomly on Linux looking at my dovecot-proxy log extremely rare also for dbmail-imapd i can't even say if it is really the same issue and if there are also CPU spikes because the time that happens is so unpredictable making it hard to fire up debug commands, i only face "it happened in the past" it's not user specific the ********* below are always a different one and not a single time the same Mar 13 11:57:12 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:44015) Mar 13 14:37:34 mail dovecot: imap-login: Error: proxy(*********): connect(127.0.0.1, 143) failed: Connection timed out (after 30 secs, local=127.0.0.1:36504) Mar 13 16:52:54 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:52644) Mar 13 17:24:31 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:53497) Mar 13 18:44:41 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:55749) Mar 13 19:28:48 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:56891) Mar 13 19:41:21 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:57176) Mar 13 19:55:32 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:57429) Mar 13 19:55:32 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:57430) Mar 13 20:03:49 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:57583) Mar 14 00:54:37 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:62990) Mar 14 03:30:47 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:65150) Mar 14 04:54:32 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:11532) Mar 14 09:07:40 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:17027) Mar 14 09:11:24 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:17127) Mar 14 11:28:22 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:21480) Mar 14 11:45:16 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:21917) Mar 14 12:36:51 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:23358) Mar 14 13:11:06 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:24397) Mar 14 14:17:36 mail dovecot: pop3-login: Error: proxy(*********): connect(127.0.0.1, 110) failed: Connection timed out (after 30 secs, local=127.0.0.1:26244)
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