我正在尝试使用 Cyrus Murder 但我有一个错误，我无法检测到原因。
我有：
- 1个后端。
- 1 个前端也是一个 mupdate。
我已经安装了 Thunderbird 17.0.8 前端进行测试。
当我尝试使用用户“peter”登录时，会出现以下错误：
服务器 peter@ejemlo.org 已断开连接。服务器可能已关闭或可能存在网络问题。
我显示设置和日志。
我创建的后端和前端都使用相同的密码谋杀了赛勒斯用户。
======================= 后端配置 =======================
服务器名称： backend.ejemlo.org
操作系统： Centos 6.0（最终版）
服务器 SMTP：后缀 2.6.6
服务器 IMAP： Cyrus IMAP Murder v2.3.16-Fedora-RPM-2.3.16-6.el6_2.5 服务器就绪
后置信-n：
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
broken_sasl_auth_clients = yes
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/libexec/postfix
data_directory = /var/lib/postfix
debug_peer_level = 2
header_checks = regexp:/etc/postfix/header_checks
html_directory = no
inet_interfaces = all
inet_protocols = all
local_destination_concurrency_limit = 5
local_destination_recipient_limit = 300
mail_owner = postfix
mailbox_transport = lmtp:unix:/var/lib/imap/socket/lmtp
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
mydestination = $myhostname, localhost.$mydomain, localhost
mydomain = ejemplo.org
myhostname = backend.ejemplo.org
mynetworks_style = host
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.6.6/README_FILES
recipient_delimiter = +
sample_directory = /usr/share/doc/postfix-2.6.6/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtp_sasl_mechanism_filter = plain
smtp_tls_note_starttls_offer = yes
smtp_use_tls = yes
smtpd_banner = $myhostname
smtpd_client_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination
smtpd_helo_required = yes
smtpd_recipient_restrictions = permit_sasl_authenticated,
permit_mynetworks,
reject_unauth_destination,
reject_invalid_hostname,
reject_non_fqdn_hostname,
reject_non_fqdn_sender,
reject_non_fqdn_recipient,
reject_unknown_sender_domain,
reject_unknown_recipient_domain,
reject_unauth_pipelining,
reject_rbl_client zen.spamhaus.org,
reject_rbl_client bl.spamcop.net,
reject_rbl_client dnsbl.njabl.org,
reject_rbl_client dnsbl.sorbs.net,
permit
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain =
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes
tls_random_source = dev:/dev/urandom
unknown_local_recipient_reject_code = 550
/etc/sasl2/smtpd.conf：
pwcheck_method: saslauthd
mech_list: plain login
/etc/imapd.conf：
defaultdomain: ejemplo.org
servername: backend.ejemplo.org
allowanonymouslogin: no
allowplaintext: yes
autocreatequota: -1
createonpost: yes
autocreateinboxfolders: spam
autosubscribeinboxfolders: spam
mupdate_server: frontendlinux.ejemplo.org
mupdate_port: 3905
mupdate_username: murder
mupdate_authname: murder
mupdate_password: foo
dmins: cyrus
roxyservers: murder
configdirectory: /var/lib/imap
partition-default: /var/spool/imap
sievedir: /var/lib/imap/sieve
sendmail: /usr/sbin/sendmail
hashimapspool: true
sasl_pwcheck_method: saslauthd
sasl_mech_list: PLAIN
/etc/cyrus.conf：
# standard standalone server implementation
START {
# do not delete this entry!
recover cmd="ctl_cyrusdb -r"
# this is only necessary if using idled for IMAP IDLE
idled cmd="idled"
}
# UNIX sockets start with a slash and are put into /var/lib/imap/sockets
SERVICES {
# add or remove based on preferences
imap cmd="imapd" listen="imap" prefork=5
# imaps cmd="imapd -s" listen="imaps" prefork=1
pop3 cmd="pop3d" listen="pop3" prefork=3
# pop3s cmd="pop3d -s" listen="pop3s" prefork=1
sieve cmd="timsieved" listen="sieve" prefork=0
# these are only necessary if receiving/exporting usenet via NNTP
# nntp cmd="nntpd" listen="nntp" prefork=3
# nntps cmd="nntpd -s" listen="nntps" prefork=1
# at least one LMTP is required for delivery
# lmtp cmd="lmtpd" listen="lmtp" prefork=0
lmtpunix cmd="lmtpd" listen="/var/lib/imap/socket/lmtp" prefork=1
# this is only necessary if using notifications
# notify cmd="notifyd" listen="/var/lib/imap/socket/notify" proto="udp" prefork=1
}
EVENTS {
# this is required
checkpoint cmd="ctl_cyrusdb -c" period=30
# this is only necessary if using duplicate delivery suppression,
# Sieve or NNTP
delprune cmd="cyr_expire -E 3" at=0400
# this is only necessary if caching TLS sessions
tlsprune cmd="tls_prune" at=0400
}
=======================前端配置=======================
服务器名称： frontendlinux.ejemlo.org
操作系统： Centos 6.0（最终版）
服务器 SMTP：后缀 2.6.6
服务器 IMAP： Cyrus IMAP Murder v2.3.16-Fedora-RPM-2.3.16-6.el6_2.5 服务器就绪
后置信-n：
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
broken_sasl_auth_clients = yes
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/libexec/postfix
data_directory = /var/lib/postfix
debug_peer_level = 2
header_checks = regexp:/etc/postfix/header_checks
html_directory = no
inet_interfaces = all
inet_protocols = all
local_destination_concurrency_limit = 5
local_destination_recipient_limit = 300
mail_owner = postfix
mailbox_transport = lmtp:unix:/var/lib/imap/socket/lmtp
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
mydestination = $myhostname, localhost.$mydomain, localhost
mydomain = ejemplo.org
myhostname = frontendlinux.ejemplo.org
mynetworks_style = host
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.6.6/README_FILES
recipient_delimiter = +
sample_directory = /usr/share/doc/postfix-2.6.6/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtp_sasl_mechanism_filter = plain
smtp_tls_note_starttls_offer = yes
smtp_use_tls = yes
smtpd_banner = $myhostname
smtpd_client_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination
smtpd_helo_required = yes
smtpd_recipient_restrictions = permit_sasl_authenticated,
permit_mynetworks,
reject_unauth_destination,
reject_invalid_hostname,
reject_non_fqdn_hostname,
reject_non_fqdn_sender,
reject_non_fqdn_recipient,
reject_unknown_sender_domain,
reject_unknown_recipient_domain,
reject_unauth_pipelining,
reject_rbl_client zen.spamhaus.org,
reject_rbl_client bl.spamcop.net,
reject_rbl_client dnsbl.njabl.org,
reject_rbl_client dnsbl.sorbs.net,
permit
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain =
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes
tls_random_source = dev:/dev/urandom
unknown_local_recipient_reject_code = 550
/etc/sasl2/smtpd.conf：
pwcheck_method：saslauthd mech_list：普通登录
vi /etc/imapd.conf：
admins: cyrus murder
umask: 077
allowplaintext: yes
sasl_pwcheck_method: saslauthd
hashimapspool: true
mupdate_server: frontendlinux.ejemplo.org
mupdate_port: 3905
mupdate_authname: murder
mupdate_username: murder
mupdate_password: foo
mupdate_retry_delay: 10
backendmachinename1_password: foo
proxy_authname: murder
configdirectory: /var/lib/imap
partition-default: /var/spool/imap
sievedir: /var/lib/imap/sieve
sendmail: /usr/sbin/sendmail
sasl_mech_list: PLAIN
allowanonymouslogin: no
createonpost: yes
autocreateinboxfolders: spam
autosubscribeinboxfolders: spam
autocreatequota: -1
/etc/cyrus.conf：
# standard standalone server implementation
START {
# do not delete this entry!
recover cmd="ctl_cyrusdb -r"
# this is only necessary if using idled for IMAP IDLE
idled cmd="idled"
}
# UNIX sockets start with a slash and are put into /var/lib/imap/sockets
SERVICES {
#majito: murder
mupdate cmd="/usr/lib/cyrus-imapd/mupdate -m" listen=3905 prefork=1
#fin de majito.
# add or remove based on preferences
imap cmd="proxyd" listen="imap" prefork=0 maxchild=100
#imaps cmd="imapd -s" listen="imaps" prefork=1
#pop3 cmd="pop3proxyd" listen="pop3" prefork=0 maxchild=100
#pop3s cmd="pop3d -s" listen="pop3s" prefork=1
sieve cmd="timsieved" listen="sieve" prefork=0
# these are only necessary if receiving/exporting usenet via NNTP
# nntp cmd="nntpd" listen="nntp" prefork=3
# nntps cmd="nntpd -s" listen="nntps" prefork=1
# at least one LMTP is required for delivery
# lmtp cmd="lmtpd" listen="lmtp" prefork=0
# lmtpunix cmd="lmtpd" listen="/var/lib/imap/socket/lmtp" prefork=1
lmtp cmd="lmtpproxyd" listen="lmtp" prefork=1 maxchild=20
# this is only necessary if using notifications
# notify cmd="notifyd" listen="/var/lib/imap/socket/notify" proto="udp" prefork=1
}
EVENTS {
# this is required
checkpoint cmd="ctl_cyrusdb -c" period=30
# this is only necessary if using duplicate delivery suppression,
# Sieve or NNTP
delprune cmd="cyr_expire -E 3" at=0400
# this is only necessary if caching TLS sessions
tlsprune cmd="tls_prune" at=0400
}
=======================后端日志（/var/log/maillog） ================ =======
Aug 22 15:42:08 backend postfix/postfix-script[1047]: starting the Postfix mail system
Aug 22 15:42:08 backend postfix/master[1048]: daemon started -- version 2.6.6, configuration /etc/postfix
Aug 22 16:10:03 backend master[2075]: setrlimit: Unable to set file descriptors limit to -1: Operation not permitted
Aug 22 16:10:03 backend master[2075]: retrying with 1024 (current max)
Aug 22 16:10:03 backend master[2075]: process started
Aug 22 16:10:03 backend master[2078]: about to exec /usr/lib/cyrus-imapd/ctl_cyrusdb
Aug 22 16:10:03 backend ctl_cyrusdb[2078]: recovering cyrus databases
Aug 22 16:10:03 backend ctl_cyrusdb[2078]: skiplist: checkpointed /var/lib/imap/mailboxes.db (0 records, 144 bytes) in 0 seconds
Aug 22 16:10:03 backend ctl_cyrusdb[2078]: skiplist: checkpointed /var/lib/imap/annotations.db (0 records, 144 bytes) in 0 seconds
Aug 22 16:10:03 backend ctl_cyrusdb[2078]: done recovering cyrus databases
Aug 22 16:10:03 backend master[2093]: about to exec /usr/lib/cyrus-imapd/idled
Aug 22 16:10:04 backend master[2075]: unable to setsocketopt(IP_TOS): Operation not supported
Aug 22 16:10:04 backend master[2075]: ready for work
Aug 22 16:10:04 backend master[2095]: about to exec /usr/lib/cyrus-imapd/ctl_cyrusdb
Aug 22 16:10:04 backend master[2098]: about to exec /usr/lib/cyrus-imapd/lmtpd
Aug 22 16:10:04 backend master[2097]: about to exec /usr/lib/cyrus-imapd/pop3d
Aug 22 16:10:04 backend master[2096]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:04 backend master[2099]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:04 backend master[2100]: about to exec /usr/lib/cyrus-imapd/pop3d
Aug 22 16:10:04 backend ctl_cyrusdb[2095]: checkpointing cyrus databases
Aug 22 16:10:04 backend pop3[2100]: executed
Aug 22 16:10:04 backend pop3[2097]: executed
Aug 22 16:10:04 backend lmtpunix[2098]: executed
Aug 22 16:10:04 backend imap[2099]: executed
Aug 22 16:10:04 backend imap[2096]: executed
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: archiving database file: /var/lib/imap/annotations.db
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: archiving database file: /var/lib/imap/mailboxes.db
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:05 backend ctl_cyrusdb[2095]: done checkpointing cyrus databases
Aug 22 16:10:05 backend master[2075]: process 2095 exited, status 0
Aug 22 16:10:05 backend master[2103]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:05 backend master[2104]: about to exec /usr/lib/cyrus-imapd/pop3d
Aug 22 16:10:05 backend master[2102]: about to exec /usr/lib/cyrus-imapd/pop3d
Aug 22 16:10:05 backend master[2101]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:05 backend pop3[2104]: executed
Aug 22 16:10:05 backend pop3[2102]: executed
Aug 22 16:10:05 backend imap[2103]: executed
Aug 22 16:10:05 backend imap[2101]: executed
Aug 22 16:10:07 backend master[2108]: about to exec /usr/lib/cyrus-imapd/pop3d
Aug 22 16:10:07 backend master[2109]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:07 backend master[2110]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:07 backend master[2107]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:07 backend master[2111]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:07 backend master[2106]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:07 backend master[2112]: about to exec /usr/lib/cyrus-imapd/pop3d
Aug 22 16:10:07 backend master[2105]: about to exec /usr/lib/cyrus-imapd/imapd
Aug 22 16:10:07 backend pop3[2108]: executed
Aug 22 16:10:07 backend imap[2111]: executed
Aug 22 16:10:07 backend imap[2110]: executed
Aug 22 16:10:07 backend imap[2107]: executed
Aug 22 16:10:07 backend imap[2109]: executed
Aug 22 16:10:07 backend imap[2106]: executed
Aug 22 16:10:07 backend imap[2105]: executed
Aug 22 16:10:07 backend pop3[2112]: executed
=======================后端日志（/var/log/messages） ================ =======
Aug 22 16:10:03 backend saslauthd[2083]: detach_tty : master pid is: 2083
Aug 22 16:10:03 backend saslauthd[2083]: ipc_init : listening on socket: /var/run/saslauthd/mux
Aug 22 16:11:06 backend kernel: hrtimer: interrupt took 3711186 ns
Aug 22 16:11:06 backend saslauthd[2083]: server_exit : master exited: 2083
=======================前端日志（/var/log/maillog） ================ =======
Aug 22 15:43:34 frontendlinux postfix/postfix-script[1297]: starting the Postfix mail system
Aug 22 15:43:35 frontendlinux postfix/master[1298]: daemon started -- version 2.6.6, configuration /etc/postfix
Aug 22 16:10:26 frontendlinux master[2124]: setrlimit: Unable to set file descriptors limit to -1: Operation not permitted
Aug 22 16:10:26 frontendlinux master[2124]: retrying with 1024 (current max)
Aug 22 16:10:26 frontendlinux master[2124]: process started
Aug 22 16:10:26 frontendlinux master[2126]: about to exec /usr/lib/cyrus-imapd/ctl_cyrusdb
Aug 22 16:10:26 frontendlinux ctl_cyrusdb[2126]: recovering cyrus databases
Aug 22 16:10:26 frontendlinux ctl_cyrusdb[2126]: skiplist: checkpointed /var/lib/imap/mailboxes.db (0 records, 144 bytes) in 0 seconds
Aug 22 16:10:26 frontendlinux ctl_cyrusdb[2126]: skiplist: checkpointed /var/lib/imap/annotations.db (0 records, 144 bytes) in 0 seconds
Aug 22 16:10:26 frontendlinux ctl_cyrusdb[2126]: done recovering cyrus databases
Aug 22 16:10:26 frontendlinux master[2138]: about to exec /usr/lib/cyrus-imapd/idled
Aug 22 16:10:27 frontendlinux master[2124]: ready for work
Aug 22 16:10:27 frontendlinux master[2147]: about to exec /usr/lib/cyrus-imapd/mupdate
Aug 22 16:10:27 frontendlinux master[2145]: about to exec /usr/lib/cyrus-imapd/mupdate
Aug 22 16:10:27 frontendlinux master[2148]: about to exec /usr/lib/cyrus-imapd/lmtpproxyd
Aug 22 16:10:27 frontendlinux master[2144]: about to exec /usr/lib/cyrus-imapd/ctl_cyrusdb
Aug 22 16:10:27 frontendlinux master[2146]: about to exec /usr/lib/cyrus-imapd/lmtpproxyd
Aug 22 16:10:27 frontendlinux ctl_cyrusdb[2144]: checkpointing cyrus databases
Aug 22 16:10:27 frontendlinux mupdate[2145]: executed
Aug 22 16:10:27 frontendlinux mupdate[2147]: executed
Aug 22 16:10:27 frontendlinux lmtp[2146]: executed
Aug 22 16:10:27 frontendlinux lmtp[2148]: executed
Aug 22 16:10:27 frontendlinux mupdate[2147]: New worker thread started, for a total of 1
Aug 22 16:10:27 frontendlinux mupdate[2147]: New worker thread started, for a total of 2
Aug 22 16:10:27 frontendlinux mupdate[2147]: New worker thread started, for a total of 3
Aug 22 16:10:27 frontendlinux mupdate[2147]: New worker thread started, for a total of 4
Aug 22 16:10:27 frontendlinux mupdate[2147]: New worker thread started, for a total of 5
Aug 22 16:10:27 frontendlinux mupdate[2145]: New worker thread started, for a total of 1
Aug 22 16:10:27 frontendlinux mupdate[2145]: New worker thread started, for a total of 2
Aug 22 16:10:27 frontendlinux mupdate[2145]: New worker thread started, for a total of 3
Aug 22 16:10:27 frontendlinux mupdate[2145]: New worker thread started, for a total of 4
Aug 22 16:10:27 frontendlinux mupdate[2145]: New worker thread started, for a total of 5
Aug 22 16:10:27 frontendlinux mupdate[2145]: accepted connection
Aug 22 16:10:27 frontendlinux mupdate[2145]: accepted connection
Aug 22 16:10:27 frontendlinux mupdate[2145]: login: frontendlinux.ejemplo.org [169.254.220.13] murder PLAIN User logged in
Aug 22 16:10:27 frontendlinux mupdate[2145]: login: frontendlinux.ejemplo.org [169.254.220.13] murder PLAIN User logged in
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: archiving database file: /var/lib/imap/annotations.db
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: archiving database file: /var/lib/imap/mailboxes.db
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: archiving log file: /var/lib/imap/db/log.0000000001
Aug 22 16:10:28 frontendlinux ctl_cyrusdb[2144]: done checkpointing cyrus databases
Aug 22 16:10:28 frontendlinux master[2124]: process 2144 exited, status 0
Aug 22 16:10:34 frontendlinux mupdate[2145]: accepted connection
Aug 22 16:10:34 frontendlinux mupdate[2145]: login: backend.ejemplo.org [169.254.220.14] murder PLAIN User logged in
Aug 22 16:10:55 frontendlinux master[2203]: about to exec /usr/lib/cyrus-imapd/proxyd
Aug 22 16:10:55 frontendlinux imap[2203]: executed
Aug 22 16:10:55 frontendlinux imap[2203]: accepted connection
Aug 22 16:11:00 frontendlinux imap[2203]: login: frontendlinux.ejemplo.org [169.254.220.13] peter plain User logged in
Aug 22 16:11:00 frontendlinux imap[2203]: autocreateinbox: autocreate inbox for user peter was called
Aug 22 16:11:00 frontendlinux master[2124]: process 2203 exited, signaled to death by 11
Aug 22 16:11:00 frontendlinux master[2124]: service imap pid 2203 in BUSY state: terminated abnormally
Aug 22 16:11:00 frontendlinux master[2224]: about to exec /usr/lib/cyrus-imapd/proxyd
Aug 22 16:11:00 frontendlinux imap[2224]: executed
Aug 22 16:11:01 frontendlinux imap[2224]: accepted connection
Aug 22 16:11:01 frontendlinux imap[2224]: login: frontendlinux.ejemplo.org [169.254.220.13] peter plain User logged in
Aug 22 16:11:01 frontendlinux imap[2224]: autocreateinbox: autocreate inbox for user peter was called
Aug 22 16:11:01 frontendlinux master[2124]: process 2224 exited, signaled to death by 11
Aug 22 16:11:01 frontendlinux master[2124]: service imap pid 2224 in BUSY state: terminated abnormally
Aug 22 16:11:09 frontendlinux master[2244]: about to exec /usr/lib/cyrus-imapd/proxyd
Aug 22 16:11:09 frontendlinux imap[2244]: executed
Aug 22 16:11:09 frontendlinux imap[2244]: accepted connection
Aug 22 16:11:09 frontendlinux imap[2244]: login: frontendlinux.ejemplo.org [169.254.220.13] peter plain User logged in
Aug 22 16:11:09 frontendlinux imap[2244]: autocreateinbox: autocreate inbox for user peter was called
Aug 22 16:11:09 frontendlinux master[2124]: process 2244 exited, signaled to death by 11
Aug 22 16:11:09 frontendlinux master[2124]: service imap pid 2244 in BUSY state: terminated abnormally
Aug 22 16:11:10 frontendlinux master[2252]: about to exec /usr/lib/cyrus-imapd/proxyd
Aug 22 16:11:10 frontendlinux imap[2252]: executed
Aug 22 16:11:10 frontendlinux imap[2252]: accepted connection
Aug 22 16:11:10 frontendlinux imap[2252]: login: frontendlinux.ejemplo.org [169.254.220.13] peter plain User logged in
Aug 22 16:11:10 frontendlinux imap[2252]: autocreateinbox: autocreate inbox for user peter was called
Aug 22 16:11:10 frontendlinux master[2124]: process 2252 exited, signaled to death by 11
Aug 22 16:11:10 frontendlinux master[2124]: service imap pid 2252 in BUSY state: terminated abnormally
Aug 22 16:11:17 frontendlinux master[2264]: about to exec /usr/lib/cyrus-imapd/proxyd
Aug 22 16:11:17 frontendlinux imap[2264]: executed
Aug 22 16:11:17 frontendlinux imap[2264]: accepted connection
Aug 22 16:11:17 frontendlinux imap[2264]: login: frontendlinux.ejemplo.org [169.254.220.13] peter plain User logged in
Aug 22 16:11:17 frontendlinux imap[2264]: autocreateinbox: autocreate inbox for user peter was called
Aug 22 16:11:17 frontendlinux master[2124]: process 2264 exited, signaled to death by 11
Aug 22 16:11:17 frontendlinux master[2124]: service imap pid 2264 in BUSY state: terminated abnormally
Aug 22 16:11:17 frontendlinux master[2272]: about to exec /usr/lib/cyrus-imapd/proxyd
Aug 22 16:11:17 frontendlinux imap[2272]: executed
Aug 22 16:11:17 frontendlinux imap[2272]: accepted connection
Aug 22 16:11:17 frontendlinux imap[2272]: login: frontendlinux.ejemplo.org [169.254.220.13] peter plain User logged in
Aug 22 16:11:17 frontendlinux imap[2272]: autocreateinbox: autocreate inbox for user peter was called
Aug 22 16:11:17 frontendlinux master[2124]: process 2272 exited, signaled to death by 11
Aug 22 16:11:17 frontendlinux master[2124]: service imap pid 2272 in BUSY state: terminated abnormally
=======================前端日志（/var/log/messages） ================ =======
Aug 22 16:10:26 frontendlinux saslauthd[2132]: detach_tty : master pid is: 2132
Aug 22 16:10:26 frontendlinux saslauthd[2132]: ipc_init : listening on socket: /var/run/saslauthd/mux
Aug 22 16:11:00 frontendlinux kernel: proxyd[2203]: segfault at 0 ip 00007f8019fa90d2 sp 00007fffe70e1668 error 4 in libc-2.12.so[7f8019f29000+175000]
Aug 22 16:11:01 frontendlinux kernel: proxyd[2224]: segfault at 0 ip 00007f1bac03f0d2 sp 00007fff713b0108 error 4 in libc-2.12.so[7f1babfbf000+175000]
Aug 22 16:11:09 frontendlinux kernel: proxyd[2244]: segfault at 0 ip 00007f1f369810d2 sp 00007fff5a26c2f8 error 4 in libc-2.12.so[7f1f36901000+175000]
Aug 22 16:11:10 frontendlinux kernel: proxyd[2252]: segfault at 0 ip 00007f7d4e8f80d2 sp 00007fff72a56198 error 4 in libc-2.12.so[7f7d4e878000+175000]
Aug 22 16:11:17 frontendlinux kernel: proxyd[2264]: segfault at 0 ip 00007f48dc8dd0d2 sp 00007fff3b0e5558 error 4 in libc-2.12.so[7f48dc85d000+175000]
Aug 22 16:11:17 frontendlinux kernel: proxyd[2272]: segfault at 0 ip 00007f8ff66300d2 sp 00007fff23040df8 error 4 in libc-2.12.so[7f8ff65b0000+175000]
Aug 22 16:11:30 frontendlinux saslauthd[2132]: server_exit : master exited: 2132