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LMTP appears to be down

Adib Rahimi
Hello eveyone I keeps on getting lmtp failed email notifications. any help appreciated here is details i get on email :
Service Name lmtp Service Status failed ? Notification The service "lmtp" appears to be down. Service Check Method The system failed to connect to this service"s TCP/IP port. Reason Timeout while trying to get data from service: Died Number of Restart Attempts 1 Service Check Raw Output The 'dovecot' service passed the check. Startup Log No startup log Memory Information Used 2.85 GB Available 28.46 GB Installed 31.32 GB Load Information 1.06 1.36 1.54 Uptime 10 hours, 5 minutes, and 56 seconds IOStat Information avg-cpu: %user %nice %system %iowait %steal %idle 2.59 0.06 0.95 2.66 0.00 93.74 Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn sda 42.69 590.36 1065.41 21462492 38733200 Top Processes PID Owner CPU % Memory % Command 2512 mysql 3.61 0.87 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log-error=/var/lib/mysql/*******.err --open-files-limit=10000 --pid-file=/var/lib/mysql/******.pid 17844 root 0.63 0.01 /usr/sbin/exim -q 12166 root 0.56 0.00 /bin/login -h localhost -p 12164 root 0.54 0.02 /usr/sbin/exim -q 3438 root 0.16 0.08 tailwatchd The chkservd process attempts to connect to "127.0.0.1:/var/run/dovecot/lmtp" in order to validate that this service is functioning. If you blocked connections with iptables or the "Host Access Control" interface in WHM, this failure may be a false positive. To resolve this issue, either open the firewall to allow connections as the root user to "127.0.0.1:/var/run/dovecot/lmtp" or disable checks for this service in WHM"s "Service Manager" interface with the "Configure Monitor Settings" link below. Configure Monitor Settings: https://*******:2087/scripts/srvmng#service-chkservd Configure chkservd: https://******:2087/scripts2/tweaksettings?find=chkservd Disable HTML notifications: https://******:2087/scripts2/tweaksettings?find=chkservd_plaintext_notify

Comments

4 comments

Date Votes
  • SysSachin
    Hi, The logs are showing that firewall is blocking the connection. May I Know which firewall is installed on your server ?
    0
  • cPanelMichael
    The chkservd process attempts to connect to "127.0.0.1:/var/run/dovecot/lmtp" in order to validate that this service is functioning. If you blocked connections with iptables or the "Host Access Control" interface in WHM, this failure may be a false positive. To resolve this issue, either open the firewall to allow connections as the root user to "127.0.0.1:/var/run/dovecot/lmtp" or disable checks for this service in WHM"s "Service Manager" interface with the "Configure Monitor Settings" link below.

    Hello, Please post the output from the following command so we can help troubleshoot this issue:
    grep '' /etc/redhat-release /usr/local/cpanel/version /var/cpanel/envtype
    Also, do any firewall or host access rules block connections to localhost (127.0.0.1) on this system? Thank you.
    0
  • Adib Rahimi
    Hello, Please post the output from the following command so we can help troubleshoot this issue:
    grep '' /etc/redhat-release /usr/local/cpanel/version /var/cpanel/envtype
    Also, do any firewall or host access rules block connections to localhost (127.0.0.1) on this system? Thank you.

    hello here is output /var/cpanel/envtype /etc/redhat-release:CentOS release 6.8 (Final) /usr/local/cpanel/version:11.58.0.8 /var/cpanel/envtype:standard I have only ConfigServer Security & Firewall which i already disabled from whm but still it is same for past 4 days
    0
  • cPanelMichael
    /usr/local/cpanel/version:11.58.0.8

    Please update cPanel to the latest version available on your build tier and let us know the issue persists: Updates FAQ - Documentation - cPanel Documentation Thank you.
    0

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