I did a stop and start while tailing the zimbra log.
[root@zimbra ~]# su - zimbra
[zimbra@zimbra ~]$ zmcontrol stop
Host zimbra.monafamily.com
Stopping stats...Done.
Stopping mta...Done.
Stopping spell...Done.
Stopping snmp...Done.
Stopping archiving...Done.
Stopping antivirus...Done.
Stopping antispam...Done.
Stopping imapproxy...Done.
Stopping memcached...Done.
Stopping mailbox...Done.
Stopping logger...Done.
Stopping ldap...Done.
[zimbra@zimbra ~]$ zmcontrol start
Host zimbra.monafamily.com
Starting ldap...Done.
Starting logger...Done.
Starting mailbox...Done.
Starting antispam...Done.
Starting antivirus...Done.
Starting snmp...Done.
Starting spell...Done.
Starting mta...Done.
Starting stats...Done.
[zimbra@zimbra ~]$ zmcontrol status
Host zimbra.monafamily.com
antispam Running
antivirus Running
ldap Running
logger Running
mailbox Running
mta Running
snmp Running
spell Running
stats Running
[zimbra@zimbra ~]$
Jan 20 17:28:26 zimbra zimbramon[21228]: 21228:info: Stopping services initiated by zmcontrol
Jan 20 17:28:26 zimbra zimbramon[21228]: 21228:info: Stopping stats via zmcontrol
Jan 20 17:28:26 zimbra zimbramon[21228]: 21228:info: Stopping mta via zmcontrol
Jan 20 17:28:28 zimbra postfix/postfix-script[21317]: fatal: the Postfix mail system is not running
Jan 20 17:28:28 zimbra saslauthd[31836]: server_exit : master exited: 31836
Jan 20 17:28:29 zimbra zimbramon[21228]: 21228:info: Stopping spell via zmcontrol
Jan 20 17:28:29 zimbra zimbramon[21228]: 21228:info: Stopping snmp via zmcontrol
Jan 20 17:28:30 zimbra zimbramon[21228]: 21228:info: Stopping archiving via zmcontrol
Jan 20 17:28:30 zimbra amavis[22797]: Net::Server: 2010/01/20-17:28:30 Server closing!
Jan 20 17:28:36 zimbra zimbramon[21228]: 21228:info: Stopping antivirus via zmcontrol
Jan 20 17:28:36 zimbra clamd[22933]: Pid file removed.
Jan 20 17:28:36 zimbra clamd[22933]: --- Stopped at Wed Jan 20 17:28:36 2010
Jan 20 17:28:38 zimbra zimbramon[21228]: 21228:info: Stopping antispam via zmcontrol
Jan 20 17:28:39 zimbra zimbramon[21228]: 21228:info: Stopping imapproxy via zmcontrol
Jan 20 17:28:39 zimbra zimbramon[21228]: 21228:info: Stopping memcached via zmcontrol
Jan 20 17:28:39 zimbra zimbramon[21228]: 21228:info: Stopping mailbox via zmcontrol
Jan 20 17:28:39 zimbra zmmailboxdmgr[21527]: status requested
Jan 20 17:28:39 zimbra zmmailboxdmgr[21527]: status OK
Jan 20 17:28:41 zimbra zmmailboxdmgr[21532]: stop requested
Jan 20 17:28:41 zimbra zmmailboxdmgr[21532]: waiting for manager process 22721 to die
Jan 20 17:28:41 zimbra zmmailboxdmgr[22721]: shutdown requested, sending TERM signal to 22722
Jan 20 17:28:44 zimbra zmmailboxdmgr[22721]: mailboxd/JVM process exited (waitpid expected 22722 got 22722)
Jan 20 17:28:44 zimbra zmmailboxdmgr[22721]: manager woke up from wait on mailboxd/JVM with pid 22722
Jan 20 17:28:45 zimbra zmmailboxdmgr[21532]: manager process 22721 died, shutdown completed
Jan 20 17:28:49 zimbra zimbramon[21228]: 21228:info: Stopping convertd via zmcontrol
Jan 20 17:28:49 zimbra zimbramon[21228]: 21228:info: Stopping logger via zmcontrol
Jan 20 17:28:51 zimbra zimbramon[21228]: 21228:info: Stopping ldap via zmcontrol
Jan 20 17:28:51 zimbra slapd[18544]: daemon: shutdown requested and initiated.
Jan 20 17:28:51 zimbra slapd[18544]: slapd shutdown: waiting for 0 operations/tasks to finish
Jan 20 17:28:51 zimbra slapd[18544]: slapd stopped.
Jan 20 17:29:37 zimbra zimbramon[21591]: 21591:info: Starting services initiated by zmcontrol
Jan 20 17:29:37 zimbra slapd[21629]: @(#) $OpenLDAP: slapd 2.4.20 (Dec 4 2009 09:06:48) $
build@build10.lab.zimbra.com:/home/build/p4/GNR-604/ThirdParty/openldap/openldap-2.4.20.4z/servers/slapd
Jan 20 17:29:37 zimbra slapd[21630]: slapd starting
Jan 20 17:29:48 zimbra zimbramon[21591]: 21591:info: Rewriting configs antispam amavis antivirus amavis webxml mailbox amavis antispam antivirus mta sasl
Jan 21 01:30:02 zimbra postfix/postqueue[22194]: fatal: Queue report unavailable - mail system is down
Jan 20 17:30:02 zimbra zimbramon[22170]: 22170:info: 2010-01-20 17:30:02, QUEUE: 0 0
Jan 20 17:30:02 zimbra sendmail[22195]: o0L1U2nC022195: from=zimbra, size=381, class=0, nrcpts=1, msgid=<201001210130.o0L1U2nC022195@zimbra.monafami ly.com>, relay=zimbra@localhost
Jan 20 17:30:02 zimbra sendmail[22195]: o0L1U2nC022195: to=zimbra, ctladdr=zimbra (501/501), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30381, relay=[127.0.0.1] [127.0.0.1], dsn=4.0.0, stat=Deferred: Connection refused by [127.0.0.1]
Jan 20 17:30:21 zimbra zmmailboxdmgr[22910]: status requested
Jan 20 17:30:21 zimbra zmmailboxdmgr[22910]: file /opt/zimbra/log/zmmailboxd_manager.pid does not exist
Jan 20 17:30:21 zimbra zmmailboxdmgr[22910]: assuming no other instance is running
Jan 20 17:30:21 zimbra zmmailboxdmgr[22910]: file /opt/zimbra/log/zmmailboxd.pid does not exist
Jan 20 17:30:21 zimbra zmmailboxdmgr[22910]: assuming no other instance is running
Jan 20 17:30:21 zimbra zmmailboxdmgr[22910]: no manager process is running
Jan 20 17:30:37 zimbra zimbramon[21591]: 21591:info: Starting logger via zmcontrol
Jan 20 17:30:44 zimbra zimbramon[21591]: 21591:info: Starting mailbox via zmcontrol
Jan 20 17:30:45 zimbra zimbramon[23661]: 23661:info: zmmtaconfig: zmmtaconfig started on zimbra.monafamily.com with loglevel=3 pid=23661
Jan 20 17:32:05 zimbra zmmailboxdmgr[25882]: status requested
Jan 20 17:32:05 zimbra zmmailboxdmgr[25882]: file /opt/zimbra/log/zmmailboxd_manager.pid does not exist
Jan 20 17:32:05 zimbra zmmailboxdmgr[25882]: assuming no other instance is running
Jan 20 17:32:05 zimbra zmmailboxdmgr[25882]: file /opt/zimbra/log/zmmailboxd.pid does not exist
Jan 20 17:32:05 zimbra zmmailboxdmgr[25882]: assuming no other instance is running
Jan 20 17:32:05 zimbra zmmailboxdmgr[25882]: no manager process is running
Jan 20 17:32:05 zimbra zmmailboxdmgr[25900]: start requested
Jan 20 17:32:05 zimbra zmmailboxdmgr[25900]: checking if another instance of manager is already running
Jan 20 17:32:05 zimbra zmmailboxdmgr[25900]: file /opt/zimbra/log/zmmailboxd_manager.pid does not exist
Jan 20 17:32:05 zimbra zmmailboxdmgr[25900]: assuming no other instance is running
Jan 20 17:32:05 zimbra zmmailboxdmgr[25900]: file /opt/zimbra/log/zmmailboxd.pid does not exist
Jan 20 17:32:05 zimbra zmmailboxdmgr[25900]: assuming no other instance is running
Jan 20 17:32:05 zimbra zmmailboxdmgr[25901]: wrote manager pid 25901 to /opt/zimbra/log/zmmailboxd_manager.pid
Jan 20 17:32:05 zimbra zmmailboxdmgr[25902]: wrote java pid 25902 to /opt/zimbra/log/zmmailboxd_java.pid
Jan 20 17:32:05 zimbra zmmailboxdmgr[25901]: manager started mailboxd/JVM with pid 25902
Jan 20 17:32:05 zimbra zimbramon[21591]: 21591:info: Starting antispam via zmcontrol
Jan 20 17:32:11 zimbra amavis[25989]: starting. /opt/zimbra/amavisd/sbin/amavisd at zimbra.monafamily.com amavisd-new-2.6.4 (20090625), Unicode aware, LC_ALL="C", LANG="en_US.UTF-8"
Jan 20 17:32:11 zimbra amavis[25989]: user=501, EUID: 501 (501); group=, EGID: 501 502 501 5 4 (501 502 501 5 4)
Jan 20 17:32:11 zimbra amavis[25989]: Perl version 5.008008
Jan 20 17:32:14 zimbra amavis[25989]: SpamControl: init_pre_chroot on SpamAssassin done
Jan 20 17:32:14 zimbra amavis[26055]: Net::Server: Process Backgrounded
Jan 20 17:32:14 zimbra amavis[26055]: Net::Server: 2010/01/20-17:32:14 Amavis (type Net::Server::PreForkSimple) starting! pid(26055)
Jan 20 17:32:14 zimbra zimbramon[21591]: 21591:info: Starting antivirus via zmcontrol
Jan 20 17:32:14 zimbra amavis[26055]: Net::Server: Binding to UNIX socket file /opt/zimbra/data/amavisd/amavisd.sock using SOCK_STREAM
Jan 20 17:32:14 zimbra amavis[26055]: Net::Server: Binding to TCP port 10024 on host 127.0.0.1
Jan 20 17:32:14 zimbra amavis[26055]: Net::Server: Group Not Defined. Defaulting to EGID '501 502 501 5 4'
Jan 20 17:32:14 zimbra amavis[26055]: Net::Server: User Not Defined. Defaulting to EUID '501'
Jan 20 17:32:14 zimbra amavis[26055]: Module Amavis::Conf 2.207
Jan 20 17:32:14 zimbra amavis[26055]: Module Archive::Zip 1.30
Jan 20 17:32:14 zimbra amavis[26055]: Module Compress::Zlib 1.42
Jan 20 17:32:14 zimbra amavis[26055]: Module Convert::TNEF 0.17
Jan 20 17:32:14 zimbra amavis[26055]: Module Convert::UUlib 1.32
Jan 20 17:32:14 zimbra amavis[26055]: Module Crypt::OpenSSL::RSA 0.25
Jan 20 17:32:14 zimbra amavis[26055]: Module DBD::mysql 4.013
Jan 20 17:32:14 zimbra amavis[26055]: Module DBI 1.609
Jan 20 17:32:14 zimbra amavis[26055]: Module DB_File 1.82
Jan 20 17:32:14 zimbra amavis[26055]: Module Digest::MD5 2.36
Jan 20 17:32:14 zimbra amavis[26055]: Module Digest::SHA 5.47
Jan 20 17:32:14 zimbra amavis[26055]: Module Digest::SHA1 2.12
Jan 20 17:32:14 zimbra amavis[26055]: Module IO::Socket::INET6 2.56
Jan 20 17:32:14 zimbra amavis[26055]: Module MIME::Entity 5.427
Jan 20 17:32:14 zimbra amavis[26055]: Module MIME::Parser 5.427
Jan 20 17:32:14 zimbra amavis[26055]: Module MIME::Tools 5.427
Jan 20 17:32:14 zimbra amavis[26055]: Module Mail:

KIM::Signer 0.37
Jan 20 17:32:14 zimbra amavis[26055]: Module Mail:

KIM::Verifier 0.37
Jan 20 17:32:14 zimbra amavis[26055]: Module Mail::Header 2.04
Jan 20 17:32:14 zimbra amavis[26055]: Module Mail::Internet 2.04
Jan 20 17:32:14 zimbra amavis[26055]: Module Mail::SpamAssassin 3.002005
Jan 20 17:32:14 zimbra amavis[26055]: Module Net:

NS 0.65
Jan 20 17:32:14 zimbra amavis[26055]: Module Net::LDAP 0.39
Jan 20 17:32:14 zimbra amavis[26055]: Module Net::Server 0.97
Jan 20 17:32:14 zimbra amavis[26055]: Module Socket6 0.23
Jan 20 17:32:14 zimbra amavis[26055]: Module Time::HiRes 1.9719
Jan 20 17:32:14 zimbra amavis[26055]: Module URI 1.40
Jan 20 17:32:14 zimbra amavis[26055]: Module Unix::Syslog 1.1
Jan 20 17:32:14 zimbra amavis[26055]: Amavis:

B code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: Amavis::Cache code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: SQL base code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: SQL::Log code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: SQL::Quarantine NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: Lookup::SQL code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: Lookup::LDAP code loaded
Jan 20 17:32:14 zimbra amavis[26055]: AM.PDP-in proto code loaded
Jan 20 17:32:14 zimbra amavis[26055]: SMTP-in proto code loaded
Jan 20 17:32:14 zimbra amavis[26055]: Courier proto code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: SMTP-out proto code loaded
Jan 20 17:32:14 zimbra amavis[26055]: Pipe-out proto code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: BSMTP-out proto code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: Local-out proto code loaded
Jan 20 17:32:14 zimbra amavis[26055]: OS_Fingerprint code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: ANTI-VIRUS code loaded
Jan 20 17:32:14 zimbra amavis[26055]: ANTI-SPAM code loaded
Jan 20 17:32:14 zimbra amavis[26055]: ANTI-SPAM-EXT code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: ANTI-SPAM-C code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: ANTI-SPAM-SA code loaded
Jan 20 17:32:14 zimbra amavis[26055]: Unpackers code loaded
Jan 20 17:32:14 zimbra amavis[26055]: DKIM code loaded
Jan 20 17:32:14 zimbra amavis[26055]: Tools code NOT loaded
Jan 20 17:32:14 zimbra amavis[26055]: Found $file at /usr/bin/file
Jan 20 17:32:14 zimbra amavis[26055]: No $altermime, not using it
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .mail
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .asc
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .uue
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .hqx
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .ync
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .F tried: unfreeze, freeze -d, melt, fcat
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .Z at /usr/bin/gzip -d
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .gz at /usr/bin/gzip -d
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .bz2 at /usr/bin/bzip2 -d
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .lzo tried: lzop -d
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .rpm at /usr/bin/rpm2cpio
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .cpio at /usr/bin/pax
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .tar at /usr/bin/pax
Jan 20 17:32:14 zimbra amavis[26055]: Found decoder for .deb at /usr/bin/ar
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .zip
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .7z tried: 7zr, 7za, 7z
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .rar tried: rar, unrar
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .arj tried: arj, unarj
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .arc tried: nomarch, arc
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .zoo tried: zoo, unzoo
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .lha tried: lha
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .cab tried: cabextract
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .tnef tried: tnef
Jan 20 17:32:14 zimbra amavis[26055]: Internal decoder for .tnef
Jan 20 17:32:14 zimbra amavis[26055]: No decoder for .exe tried: rar, unrar; lha; arj, unarj
Jan 20 17:32:14 zimbra amavis[26055]: Using primary internal av scanner code for ClamAV-clamd
Jan 20 17:32:15 zimbra amavis[26055]: initializing Mail::SpamAssassin
Jan 20 17:32:16 zimbra clamd[26137]: clamd daemon 0.95.3-broken-compiler (OS: linux-gnu, ARCH: i386, CPU: i686)
Jan 20 17:32:16 zimbra clamd[26137]: Log file size limited to 20971520 bytes.
Jan 20 17:32:16 zimbra clamd[26137]: Reading databases from /opt/zimbra/data/clamav/db
Jan 20 17:32:16 zimbra clamd[26137]: Not loading PUA signatures.
Jan 20 17:32:20 zimbra amavis[26055]: SpamControl: init_pre_fork on SpamAssassin done
Jan 20 17:32:27 zimbra zmmailboxdmgr[26325]: status requested
Jan 20 17:32:27 zimbra zmmailboxdmgr[26325]: status OK
Jan 20 17:32:31 zimbra clamd[26137]: Loaded 701211 signatures.
Jan 20 17:32:31 zimbra clamd[26137]: TCP: Bound to port 3310
Jan 20 17:32:31 zimbra clamd[26137]: TCP: Setting connection queue length to 15
Jan 20 17:32:31 zimbra clamd[26390]: Limits: Global size limit set to 10240000 bytes.
Jan 20 17:32:31 zimbra clamd[26390]: Limits: File size limit set to 10240000 bytes.
Jan 20 17:32:31 zimbra clamd[26390]: Limits: Recursion level limit set to 16.
Jan 20 17:32:31 zimbra clamd[26390]: Limits: Files limit set to 10000.
Jan 20 17:32:31 zimbra clamd[26390]: Archive support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: Archive: Blocking encrypted archives.
Jan 20 17:32:31 zimbra clamd[26390]: Algorithmic detection enabled.
Jan 20 17:32:31 zimbra clamd[26390]: Portable Executable support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: ELF support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: Mail files support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: OLE2 support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: PDF support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: HTML support enabled.
Jan 20 17:32:31 zimbra clamd[26390]: Self checking every 600 seconds.
Jan 20 17:32:31 zimbra zimbramon[21591]: 21591:info: Starting snmp via zmcontrol
Jan 20 17:32:31 zimbra zimbramon[21591]: 21591:info: Starting spell via zmcontrol
Jan 20 17:32:32 zimbra zimbramon[21591]: 21591:info: Starting mta via zmcontrol
Jan 20 17:32:40 zimbra zimbramon[21591]: 21591:info: Starting stats via zmcontrol
Jan 20 17:32:40 zimbra saslauthd[26519]: detach_tty : master pid is: 26519
Jan 20 17:32:40 zimbra saslauthd[26519]: ipc_init : listening on socket: /opt/zimbra/cyrus-sasl-2.1.23.3z/state/mux
[root@zimbra log]#