• Please be aware: Kaspersky Anti-Virus has been deprecated
    With the upgrade to Plesk Obsidian 18.0.64, "Kaspersky Anti-Virus for Servers" will be automatically removed from the servers it is installed on. We recommend that you migrate to Sophos Anti-Virus for Servers.
  • The Horde webmail has been deprecated. Its complete removal is scheduled for April 2025. For details and recommended actions, see the Feature and Deprecation Plan.
  • We’re working on enhancing the Monitoring feature in Plesk, and we could really use your expertise! If you’re open to sharing your experiences with server and website monitoring or providing feedback, we’d love to have a one-hour online meeting with you.

sw-engine

  1. V

    Resolved high CPU usage by 'sw-engine' with task 'ext-log-browser-parse-maillog'

    Since 2 days I have high CPU usage on my Plesk server, a sw-engine task runs constantly at 100% CPU usage. psaadm 29290 94.7 2.4 371724 103596 ? Rs Jul17 1300:12 /usr/bin/sw-engine -c /opt/psa/admin/conf/php.ini /opt/psa/admin/plib/scripts/task-async-executor.php -task-id 5857...
  2. J

    Issue sw-engine won't start

    Hi, I try to rebooted the server. Now everything is broken I get the 502 Bad Gateway error when I try to access the Plesk login page. When I try to run systemctl status sw-cp-server.service process:17940 ExecStartPre/usr/sbin/sw-cp-serverd -q -t (code=exited, status=1/Failure) Any ideas what...
  3. F

    Resolved sw-engine won't start

    Hi, After some issues with emails I tried updating the server. When that process stalled in the interface, I rebooted the server. Now everything is broken :( I get the 502 Bad Gateway error when I try to access the Plesk login page. The repair tool shows Service sw-engine.service Status...
  4. V

    Question sw-engine, apache - red, yellow, green

    I have a problem with the process from plex 12. At a certain time at night. There is a translation of the Apache 2 status from green to yellow. After 5 minutes in red. After 5 hours, everything returns to normal. Red status immediately turns green. Loading goes on process sv-engine.
  5. E

    Issue 502 Bad Gateway after update to Plesk 17.8.11

    Hi, After updating Plesk to 17.8.11 version, we have a "502 Bad Gateway" for Pleks Manager. # service psa start Starting sw_engine service... failed Starting sw_cp_server service... already started Starting mysql...
  6. I

    Resolved Installing xdebug for plesk panel's php / sw-engine

    Hi, I'd like to develop a small extension for plesk onyx and I'd like to debug it using xdebug. From what I can see plesk isn't using any of the php handlers used for customer subscriptions but instead it's run using sw-engine which is actually a php interpreter. Is there any way to load...
  7. H

    Resolved Plesk is showing 502 bad gateway error on login page

    Plesk is not showing Login page of administrator panel. The issue seems like with `sw-engine`. Outputs are following with commands. `service sw-engine start` output Starting sw-engine (via systemctl): Job for sw-engine.service failed because the control process exited with error code...
    • Hassaan
    • Thread
    • 502 bad gateway nginx nginx 502 bad gateway control panel plesk onyx sw-engine
    • Replies: 5
    • Forum: Plesk Onyx for Linux
  8. SMAHI

    Resolved Failed to start Startup script for Panel sw-engine.

    Hello, I am not able to access Plesk panel any more, i am getting BAD GATEWAY 502. I've checked the running process and see the following error ● sw-engine.service - Startup script for Panel sw-engine Loaded: loaded (/usr/lib/systemd/system/sw-engine.service; enabled; vendor preset...
  9. nardev

    Resolved invoke-rc.d: initscript sw-engine, action "status" failed.

    Since yesterday i can't start plesk, i tried many things and now i'm here: Here is proposed solution https://kb.plesk.com/en/128790 But i don't understand how to implement it, pls help... # /etc/init.d/psa startall Starting sw_engine service... invoke-rc.d: initscript sw-engine, action...
  10. haaid

    Issue CPU Load sw-engine

    Dear all, I have noticed that when I "top" I get this result: op - 23:22:49 up 43 min, 1 user, load average: 52.67, 47.56, 80.66 Tasks: 527 total, 144 running, 380 sleeping, 0 stopped, 3 zombie Cpu(s): 81.0%us, 18.9%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st Mem...
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