Hi Zang.
I put nagios to monitoring port 10024, and today stopped.
When i connect to server, amavis not running.
Follows log from command tail -100 /var/log/maillog:
Jun 12 11:40:04 mail postfix/smtpd[47205]: connect from mm44-44.poliself.com.br[186.195.244.44]
Jun 12 11:40:05 mail postfix/cleanup[52995]: AD8C312A224: message-id=<20140612144002.163D6E8AD24@firewall.curi>
Jun 12 11:40:05 mail cbpolicyd[47221]: module=Greylisting, action=defer, host=186.195.244.44, helo=mm44-44.poliself.com.br, from=return-secretaria-38121-curi.adv.br@poliself.com.br, to=secretaria@curi.adv.br, reason=greylisted
Jun 12 11:40:05 mail postfix/smtpd[46392]: disconnect from unknown[177.5.24.195]
Jun 12 11:40:05 mail postfix/qmgr[86001]: AD8C312A224: from=<>, size=2641, nrcpt=2 (queue active)
Jun 12 11:40:05 mail postfix/smtpd[47205]: NOQUEUE: reject: RCPT from mm44-44.poliself.com.br[186.195.244.44]: 451 4.7.1 <secretaria@curi.adv.br>: Recipient address rejected: Greylisting in effect, please come back later; from=<return-secretaria-38121-curi.adv.br@poliself.com.br> to=<secretaria@curi.adv.br> proto=ESMTP helo=<mm44-44.poliself.com.br>
Jun 12 11:40:05 mail postfix/error[54259]: AD8C312A224: to=<postmaster@curi.adv.br>, relay=none, delay=1.7, delays=1.7/0/0/0.02, dsn=4.4.1, status=deferred (delivery temporarily suspended: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:40:06 mail /usr/sbin/cron[54705]: (root) CMD (/usr/libexec/atrun)
Jun 12 11:40:06 mail postfix/error[54232]: AD8C312A224: to=<controle@curi.adv.br>, relay=none, delay=3, delays=1.7/0/0/1.3, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:40:07 mail postfix/smtpd[47205]: disconnect from mm44-44.poliself.com.br[186.195.244.44]
^C
[root@mail ~]# tail -100 /var/log/maillog
Jun 12 11:36:32 mail cbpolicyd[47221]: module=Greylisting, action=defer, host=209.85.128.182, helo=mail-ve0-f182.google.com, from=dr.ricardopoerner@gmail.com, to=fernando.menezes@curi.adv.br, reason=greylisted
Jun 12 11:36:32 mail postfix/smtpd[47205]: NOQUEUE: reject: RCPT from mail-ve0-f182.google.com[209.85.128.182]: 451 4.7.1 <fernando.menezes@curi.adv.br>: Recipient address rejected: Greylisting in effect, please come back later; from=<dr.ricardopoerner@gmail.com> to=<fernando.menezes@curi.adv.br> proto=ESMTP helo=<mail-ve0-f182.google.com>
Jun 12 11:36:32 mail postfix/smtpd[47205]: disconnect from mail-ve0-f182.google.com[209.85.128.182]
Jun 12 11:36:55 mail postfix/smtpd[52535]: connect from mx70.send.esp.br[200.146.61.70]
Jun 12 11:36:55 mail cbpolicyd[54168]: module=Greylisting, action=defer, host=200.146.61.70, helo=mx70.send.esp.br, from=fernando.menezes=curi.adv.br-3950432356b@ebsltda.rsvpsv.net, to=fernando.menezes@curi.adv.br, reason=greylisted, tries=4
Jun 12 11:36:55 mail postfix/smtpd[52535]: NOQUEUE: reject: RCPT from mx70.send.esp.br[200.146.61.70]: 451 4.7.1 <fernando.menezes@curi.adv.br>: Recipient address rejected: Greylisting in effect, please come back later; from=<fernando.menezes=curi.adv.br-3950432356b@ebsltda.rsvpsv.net> to=<fernando.menezes@curi.adv.br> proto=ESMTP helo=<mx70.send.esp.br>
Jun 12 11:36:56 mail postfix/smtpd[52535]: disconnect from mx70.send.esp.br[200.146.61.70]
Jun 12 11:37:01 mail postfix/smtpd[52539]: connect from unknown[177.5.24.195]
Jun 12 11:37:01 mail postfix/smtpd[52539]: NOQUEUE: reject: RCPT from unknown[177.5.24.195]: 553 5.7.1 <root@curi.adv.br>: Sender address rejected: not logged in; from=<root@curi.adv.br> to=<root@curi.adv.br> proto=ESMTP helo=<firewall.curi>
Jun 12 11:37:01 mail postfix/smtpd[52539]: disconnect from unknown[177.5.24.195]
Jun 12 11:37:02 mail postfix/smtpd[52617]: connect from unknown[177.5.24.195]
Jun 12 11:37:02 mail cbpolicyd[49254]: module=Greylisting, action=pass, host=177.5.24.195, helo=firewall.curi, from=, to=root@curi.adv.br, reason=authenticated
Jun 12 11:37:03 mail postfix/smtpd[52617]: 01AB412A1FF: client=unknown[177.5.24.195]
Jun 12 11:37:04 mail postfix/cleanup[52995]: 01AB412A1FF: message-id=<20140612143701.F1EC9E8AD1A@firewall.curi>
Jun 12 11:37:04 mail postfix/smtpd[52617]: disconnect from unknown[177.5.24.195]
Jun 12 11:37:04 mail postfix/qmgr[86001]: 01AB412A1FF: from=<>, size=2641, nrcpt=2 (queue active)
Jun 12 11:37:04 mail postfix/error[54259]: 01AB412A1FF: to=<postmaster@curi.adv.br>, relay=none, delay=1.8, delays=1.8/0/0/0.01, dsn=4.4.1, status=deferred (delivery temporarily suspended: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:37:06 mail postfix/error[54232]: 01AB412A1FF: to=<controle@curi.adv.br>, relay=none, delay=3.1, delays=1.8/0/0/1.3, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:37:21 mail postfix/smtpd[46392]: connect from ham14.cctvfx.net[103.232.136.14]
Jun 12 11:37:24 mail postfix/smtpd[46392]: warning: numeric domain name in resource data of MX record for cctvfx.net: 128.199.224.134
Jun 12 11:37:24 mail cbpolicyd[40418]: module=Greylisting, action=defer, host=103.232.136.14, helo=ham14.cctvfx.net, from=bounce-860-184020080-860-248@cctvfx.net, to=administrativo01@curi.adv.br, reason=greylisted
Jun 12 11:37:24 mail postfix/smtpd[46392]: NOQUEUE: reject: RCPT from ham14.cctvfx.net[103.232.136.14]: 451 4.7.1 <administrativo01@curi.adv.br>: Recipient address rejected: Greylisting in effect, please come back later; from=<bounce-860-184020080-860-248@cctvfx.net> to=<administrativo01@curi.adv.br> proto=ESMTP helo=<ham14.cctvfx.net>
Jun 12 11:37:25 mail postfix/smtpd[46392]: warning: numeric domain name in resource data of MX record for cctvfx.net: 128.199.224.134
Jun 12 11:37:27 mail cbpolicyd[47221]: module=Greylisting, action=defer, host=103.232.136.14, helo=ham14.cctvfx.net, from=bounce-860-184020080-860-248@cctvfx.net, to=administrativo01@curi.adv.br, reason=greylisted, tries=2
Jun 12 11:37:27 mail postfix/smtpd[46392]: NOQUEUE: reject: RCPT from ham14.cctvfx.net[103.232.136.14]: 451 4.7.1 <administrativo01@curi.adv.br>: Recipient address rejected: Greylisting in effect, please come back later; from=<bounce-860-184020080-860-248@cctvfx.net> to=<administrativo01@curi.adv.br> proto=ESMTP helo=<ham14.cctvfx.net>
Jun 12 11:37:27 mail postfix/smtpd[46392]: disconnect from ham14.cctvfx.net[103.232.136.14]
Jun 12 11:37:56 mail postfix/smtpd[47205]: connect from mx92.send.esp.br[200.146.61.92]
Jun 12 11:37:57 mail cbpolicyd[54168]: module=Greylisting, action=pass, host=200.146.61.92, helo=mx92.send.esp.br, from=fernando.menezes=curi.adv.br-3950432356b@ebsltda.rsvpsv.net, to=fernando.menezes@curi.adv.br, reason=authenticated
Jun 12 11:37:57 mail postfix/smtpd[47205]: 4975B12A20D: client=mx92.send.esp.br[200.146.61.92]
Jun 12 11:37:57 mail postfix/cleanup[52193]: 4975B12A20D: message-id=<0.0.1.1E.1CF864B4DBBEC80.76D38@mx67.send.esp.br>
Jun 12 11:37:58 mail postfix/qmgr[86001]: 4975B12A20D: from=<fernando.menezes=curi.adv.br-3950432356b@ebsltda.rsvpsv.net>, size=7228, nrcpt=2 (queue active)
Jun 12 11:37:58 mail postfix/smtp[53935]: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused
Jun 12 11:37:58 mail postfix/error[54261]: 4975B12A20D: to=<controle@curi.adv.br>, relay=none, delay=1.3, delays=1.3/0/0/0.01, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:37:58 mail postfix/smtp[53935]: 4975B12A20D: to=<fernando.menezes@curi.adv.br>, relay=none, delay=1.3, delays=1.3/0/0/0, dsn=4.4.1, status=deferred (connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:37:58 mail postfix/smtpd[47205]: disconnect from mx92.send.esp.br[200.146.61.92]
Jun 12 11:38:01 mail postfix/smtpd[52535]: connect from unknown[177.5.24.195]
Jun 12 11:38:01 mail postfix/smtpd[52535]: NOQUEUE: reject: RCPT from unknown[177.5.24.195]: 553 5.7.1 <root@curi.adv.br>: Sender address rejected: not logged in; from=<root@curi.adv.br> to=<root@curi.adv.br> proto=ESMTP helo=<firewall.curi>
Jun 12 11:38:01 mail postfix/smtpd[52535]: disconnect from unknown[177.5.24.195]
Jun 12 11:38:02 mail postfix/smtpd[52539]: connect from unknown[177.5.24.195]
Jun 12 11:38:02 mail cbpolicyd[47110]: module=Greylisting, action=pass, host=177.5.24.195, helo=firewall.curi, from=, to=root@curi.adv.br, reason=authenticated
Jun 12 11:38:02 mail postfix/smtpd[52539]: DB0E712A20F: client=unknown[177.5.24.195]
Jun 12 11:38:04 mail postfix/cleanup[52995]: DB0E712A20F: message-id=<20140612143802.06455E8AD1A@firewall.curi>
Jun 12 11:38:04 mail postfix/smtpd[52539]: disconnect from unknown[177.5.24.195]
Jun 12 11:38:04 mail postfix/qmgr[86001]: DB0E712A20F: from=<>, size=2641, nrcpt=2 (queue active)
Jun 12 11:38:04 mail postfix/error[54259]: DB0E712A20F: to=<postmaster@curi.adv.br>, relay=none, delay=1.6, delays=1.6/0/0/0.01, dsn=4.4.1, status=deferred (delivery temporarily suspended: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:38:04 mail postfix/error[54232]: DB0E712A20F: to=<controle@curi.adv.br>, relay=none, delay=1.6, delays=1.6/0/0/0.02, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:38:09 mail postfix/smtpd[54459]: connect from unknown[177.5.24.195]
Jun 12 11:38:11 mail postfix/smtpd[54459]: 67FB112A212: client=unknown[177.5.24.195], sasl_method=PLAIN, sasl_username=diligencia01@curi.adv.br
Jun 12 11:38:17 mail postfix/cleanup[52193]: 67FB112A212: message-id=<5399BB8F.7070704@curi.adv.br>
Jun 12 11:38:19 mail postfix/qmgr[86001]: 67FB112A212: from=<diligencia01@curi.adv.br>, size=34302, nrcpt=4 (queue active)
Jun 12 11:38:19 mail postfix/smtp[53935]: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused
Jun 12 11:38:19 mail postfix/error[54261]: 67FB112A212: to=<controle@curi.adv.br>, relay=none, delay=8.7, delays=8.7/0/0/0.01, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:38:19 mail postfix/smtp[53935]: 67FB112A212: to=<camila.ribeiro@barbosamartins.com.br>, relay=none, delay=8.7, delays=8.7/0/0/0, dsn=4.4.1, status=deferred (connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:38:19 mail postfix/smtp[54482]: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused
Jun 12 11:38:19 mail postfix/smtp[53935]: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused
Jun 12 11:38:19 mail postfix/smtp[54482]: 67FB112A212: to=<diligencia.curi@barbosamartins.com.br>, relay=none, delay=8.7, delays=8.7/0.02/0/0, dsn=4.4.1, status=deferred (connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:38:19 mail postfix/smtp[53935]: 67FB112A212: to=<lucimara.goncalves@curi.adv.br>, relay=none, delay=8.7, delays=8.7/0.02/0/0, dsn=4.4.1, status=deferred (connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:38:19 mail postfix/smtpd[54459]: disconnect from unknown[177.5.24.195]
Jun 12 11:38:57 mail postfix/anvil[4319]: statistics: max connection rate 6/60s for (smtp:200.152.233.88) at Jun 12 11:34:52
Jun 12 11:38:57 mail postfix/anvil[4319]: statistics: max connection count 5 for (smtp:200.152.233.88) at Jun 12 11:34:52
Jun 12 11:38:57 mail postfix/anvil[4319]: statistics: max cache size 7 at Jun 12 11:35:52
Jun 12 11:39:01 mail postfix/smtpd[46392]: connect from unknown[177.5.24.195]
Jun 12 11:39:01 mail postfix/smtpd[46392]: NOQUEUE: reject: RCPT from unknown[177.5.24.195]: 553 5.7.1 <root@curi.adv.br>: Sender address rejected: not logged in; from=<root@curi.adv.br> to=<root@curi.adv.br> proto=ESMTP helo=<firewall.curi>
Jun 12 11:39:01 mail postfix/smtpd[46392]: disconnect from unknown[177.5.24.195]
Jun 12 11:39:02 mail postfix/smtpd[47205]: connect from unknown[177.5.24.195]
Jun 12 11:39:02 mail cbpolicyd[40418]: module=Greylisting, action=pass, host=177.5.24.195, helo=firewall.curi, from=, to=root@curi.adv.br, reason=authenticated
Jun 12 11:39:02 mail postfix/smtpd[47205]: 9E94212A216: client=unknown[177.5.24.195]
Jun 12 11:39:04 mail postfix/cleanup[52995]: 9E94212A216: message-id=<20140612143901.D9184E8AD1D@firewall.curi>
Jun 12 11:39:04 mail postfix/smtpd[47205]: disconnect from unknown[177.5.24.195]
Jun 12 11:39:04 mail postfix/qmgr[86001]: 9E94212A216: from=<>, size=2641, nrcpt=2 (queue active)
Jun 12 11:39:04 mail postfix/error[54259]: 9E94212A216: to=<postmaster@curi.adv.br>, relay=none, delay=1.5, delays=1.5/0/0/0.01, dsn=4.4.1, status=deferred (delivery temporarily suspended: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:39:04 mail postfix/error[54232]: 9E94212A216: to=<controle@curi.adv.br>, relay=none, delay=1.5, delays=1.5/0/0/0.02, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:39:40 mail postfix/scache[51346]: statistics: start interval Jun 12 11:30:54
Jun 12 11:39:40 mail postfix/scache[51346]: statistics: domain lookup hits=315 miss=145 success=68%
Jun 12 11:39:40 mail postfix/scache[51346]: statistics: max simultaneous domains=1 addresses=1 connection=1
Jun 12 11:39:55 mail postfix/smtpd[54459]: connect from unknown[177.5.24.195]
Jun 12 11:39:58 mail postfix/smtpd[54459]: 19F4F12A21C: client=unknown[177.5.24.195], sasl_method=PLAIN, sasl_username=debito01@curi.adv.br
Jun 12 11:39:58 mail postfix/smtpd[46392]: connect from mail.curi.adv.br[72.55.163.45]
Jun 12 11:39:58 mail postfix/smtpd[46392]: disconnect from mail.curi.adv.br[72.55.163.45]
Jun 12 11:39:59 mail postfix/cleanup[52193]: 19F4F12A21C: message-id=<5399BDB9.2010603@curi.adv.br>
Jun 12 11:39:59 mail postfix/qmgr[86001]: 19F4F12A21C: from=<debito01@curi.adv.br>, size=1351, nrcpt=2 (queue active)
Jun 12 11:39:59 mail postfix/smtp[54676]: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused
Jun 12 11:39:59 mail postfix/error[54259]: 19F4F12A21C: to=<controle@curi.adv.br>, relay=none, delay=2, delays=2/0/0/0.01, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:39:59 mail postfix/smtp[54676]: 19F4F12A21C: to=<diligencia01@curi.adv.br>, relay=none, delay=2, delays=2/0.01/0/0, dsn=4.4.1, status=deferred (connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:40:00 mail postfix/smtpd[54459]: disconnect from unknown[177.5.24.195]
Jun 12 11:40:01 mail postfix/smtpd[47205]: connect from unknown[177.5.24.195]
Jun 12 11:40:01 mail postfix/smtpd[47205]: NOQUEUE: reject: RCPT from unknown[177.5.24.195]: 553 5.7.1 <root@curi.adv.br>: Sender address rejected: not logged in; from=<root@curi.adv.br> to=<root@curi.adv.br> proto=ESMTP helo=<firewall.curi>
Jun 12 11:40:01 mail postfix/smtpd[47205]: disconnect from unknown[177.5.24.195]
Jun 12 11:40:03 mail postfix/smtpd[46392]: connect from unknown[177.5.24.195]
Jun 12 11:40:03 mail cbpolicyd[40418]: module=Greylisting, action=pass, host=177.5.24.195, helo=firewall.curi, from=, to=root@curi.adv.br, reason=authenticated
Jun 12 11:40:03 mail postfix/smtpd[46392]: AD8C312A224: client=unknown[177.5.24.195]
Jun 12 11:40:04 mail postfix/smtpd[47205]: connect from mm44-44.poliself.com.br[186.195.244.44]
Jun 12 11:40:05 mail postfix/cleanup[52995]: AD8C312A224: message-id=<20140612144002.163D6E8AD24@firewall.curi>
Jun 12 11:40:05 mail cbpolicyd[47221]: module=Greylisting, action=defer, host=186.195.244.44, helo=mm44-44.poliself.com.br, from=return-secretaria-38121-curi.adv.br@poliself.com.br, to=secretaria@curi.adv.br, reason=greylisted
Jun 12 11:40:05 mail postfix/smtpd[46392]: disconnect from unknown[177.5.24.195]
Jun 12 11:40:05 mail postfix/qmgr[86001]: AD8C312A224: from=<>, size=2641, nrcpt=2 (queue active)
Jun 12 11:40:05 mail postfix/smtpd[47205]: NOQUEUE: reject: RCPT from mm44-44.poliself.com.br[186.195.244.44]: 451 4.7.1 <secretaria@curi.adv.br>: Recipient address rejected: Greylisting in effect, please come back later; from=<return-secretaria-38121-curi.adv.br@poliself.com.br> to=<secretaria@curi.adv.br> proto=ESMTP helo=<mm44-44.poliself.com.br>
Jun 12 11:40:05 mail postfix/error[54259]: AD8C312A224: to=<postmaster@curi.adv.br>, relay=none, delay=1.7, delays=1.7/0/0/0.02, dsn=4.4.1, status=deferred (delivery temporarily suspended: connect to 72.55.163.45[72.55.163.45]:10024: Connection refused)
Jun 12 11:40:06 mail postfix/error[54232]: AD8C312A224: to=<controle@curi.adv.br>, relay=none, delay=3, delays=1.7/0/0/1.3, dsn=4.4.2, status=deferred (delivery temporarily suspended: lost connection with 72.55.163.45[72.55.163.45] while receiving the initial server greeting)
Jun 12 11:40:07 mail postfix/smtpd[47205]: disconnect from mm44-44.poliself.com.br[186.195.244.44]
In dmesg i see :
pid 52498 (perl), uid 110: exited on signal 11
pid 52509 (perl), uid 110: exited on signal 11
pid 52526 (perl), uid 110: exited on signal 11
pid 52530 (perl), uid 110: exited on signal 11
pid 46497 (perl), uid 110: exited on signal 11
pid 6953 (perl), uid 110: exited on signal 11