What is Cyrus syslogging?
On Tue, 11 Apr 2017, at 15:16, Anton Shilov via Info-cyrus wrote: > Users cannot access to their imap-folders. > Sometimes (once or twice a week) users complains that they cannot > connect to their mailboxes and read emails. At the same time I see > such records in maillog: > "Apr 10 15:01:01 mailserv postfix/lmtp[22843]: D64651001D37: > to=<u...@mailserv.example.com[1]>, orig_to=<u...@example.com[2]>, > relay=mailserv.example.com[/var/lib/imap/socket/lmtp], delay=300, > delays=0.13/0/0/300, dsn=4.4.2, status=deferred (conversation with > mailserv.example.com[/var/lib/imap/socket/lmtp] timed out while > sending MAIL FROM)ยป. It means mail queue increases > Also I find out lots of "PID-files" in /dev/shm/cyrus-imapd/proc which > don't contain info of linked imap-folder. For example: "pc- > user.example.com [192.168.0.11] user" > It's unhealthy situation and I don't understannd what reason is. In > order to help users I just kill their IMAP-process and make > reconstruct mailbox. Please help me with investigation of the > problems. > My setup is: > -------------------------------------------- > Static hostname: mailserv Icon name: computer-vm Chassis: vm Machine > ID: cbb779ad0b103a10ec75c10c452e0f71 Boot ID: > c31a27599dc84971902e6c70dca26c18 Virtualization: kvm Operating System: > CentOS Linux 7 (Core) CPE OS Name: cpe:/o:centos:centos:7 Kernel: > Linux 3.10.0-514.6.1.el7.x86_64 Architecture: x86-64 > -------------------------------------------- > name : Cyrus IMAPD version : v2.4.17-Fedora-RPM-2.4.17-8.el7_1 > d1df8aff 2012-12-01 vendor : Project Cyrus support-url: > http://www.cyrusimap.org[3] os : Linux os-version : 3.10.0- > 514.6.1.el7.x86_64 environment: Built w/Cyrus SASL 2.1.26 Running > w/Cyrus SASL 2.1.26 Built w/Berkeley DB 5.3.21: (May 11, 2012) Running > w/Berkeley DB 5.3.21: (May 11, 2012) Built w/OpenSSL 1.0.1e-fips 11 > Feb 2013 Running w/OpenSSL 1.0.1e-fips 11 Feb 2013 Built w/zlib 1.2.7 > Running w/zlib 1.2.7 CMU Sieve 2.4 TCP Wrappers NET-SNMP mmap = shared > lock = fcntl nonblock = fcntl idle = idled > Server Wide: freespace: 1820105352 > ------------------------------------ > imapd.conf > ------------------------------------ > debug: no commandmintimer: 2 configdirectory: /var/lib/imap partition- > default: /var/spool/mail proc_path: /dev/shm/cyrus-imapd/proc > mboxname_lockpath: /dev/shm/cyrus-imapd/mboxname_lock > duplicate_db_path: /dev/shm/cyrus-imapd/duplicate_db > statuscache_db_path: /dev/shm/cyrus-imapd/statuscache_db > allowplaintext: yes allowallsubscribe: yes allowusermoves: yes > imapidlepoll: 10 idlemethod: idled imapidresponse: yes admins: cyrus > lmtp_admins: cyrus singleinstancestore: yes duplicatesuppression: yes > reject8bit: no pass8bit: yes munge8bit: no lmtp_downcase_rcpt: no > sieveusehomedir: false sievedir: /var/lib/imap/sieve duplicate_db: > skiplist mboxlist_db: skiplist postmaster: postmaster postuser: shared > lmtp_over_quota_perm_failure: yes lmtp_strict_quota: yes quotawarn: 98 > sendmail: /usr/sbin/sendmail hashimapspool: 0 sasl_pwcheck_method: > saslauthd sasl_mech_list: PLAIN LOGIN tls_cert_file: > /var/lib/imap/SSL.crt tls_key_file: /var/lib/imap/SSL.key tls_ca_file: > /var/lib/imap/CA_SSL.crt tls_ca_path: /var/lib/imap tcp_keepalive: yes > tcp_keepalive_cnt: 3 tcp_keepalive_intvl: 10 tcp_keepalive_idle: 180 > temp_path: /tmp telemetry_bysessionid: yes timeout: 40 > imapidletimeout: 0 expunge_mode: delayed expunge_days: 30 > deletedprefix: DELETED delete_mode: immediate flushseenstate: 1 > ------------------------------------------- > cyrus.conf > ------------------------------------------- > START { recover<----->cmd="ctl_cyrusdb -r" > idled><------>cmd="idled" > } > SERVICES { imap cmd="imapd" listen="imap" proto=tcp4 prefork=5 imaps > cmd="imapd -s" listen="imaps" proto=tcp4 prefork=10 pop3 cmd="pop3d" > listen="pop3" proto=tcp4 prefork=3 pop3s cmd="pop3d -s" listen="pop3s" > proto=tcp4 prefork=3 sieve cmd="timsieved" listen="sieve" proto=tcp4 > prefork=0 lmtpunix<---->cmd="lmtpd" listen="/var/lib/imap/socket/lmtp" > prefork=1 .. } > EVENTS { checkpoint<-->cmd="ctl_cyrusdb -c" period=30 delprune<---- > >cmd="cyr_expire -E 3" at=0400 tlsprune<---->cmd="tls_prune" at=0400 > squatter cmd="squatter -i" at=0600 > } > > -------- > Best regards, Anton > 2017-Apr-11 > > > ---- > Cyrus Home Page: http://www.cyrusimap.org/ > List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/ > To Unsubscribe: > https://lists.andrew.cmu.edu/mailman/listinfo/info-cyrus -- Bron Gondwana br...@fastmail.fm Links: 1. https://e.mail.ru/compose?To=u...@mailserv.example.com 2. https://e.mail.ru/compose?To=u...@example.com 3. http://www.cyrusimap.org/
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