Websites running on LightSpeed show Error 503. The service is unavailable

Created:

2016-11-16 12:42:17 UTC

Modified:

2017-08-08 13:43:36 UTC

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Websites running on LightSpeed show Error 503. The service is unavailable

Applicable to:

  • Plesk 12.5 for Linux
  • Plesk Onyx for Linux
  • Plesk 12.0 for Linux

Symptoms

Websites show Error 503. The service is unavailable

Websites are running LightSpeed web server.

Cause

Litespeed misconfigured.

Resolution

  1. Check the LiteSpeed is configured as main web server:

    # lsof -i:80,7080
    COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
    httpd 1154 apache 4u IPv4 384131808 0t0 TCP *:http (LISTEN)
    httpd 1155 apache 4u IPv4 384131808 0t0 TCP *:http (LISTEN)
    litespeed 24330 root 8u IPv4 289664632 0t0 TCP *:empowerid (LISTEN)
    litespeed 24332 apache 8u IPv4 289664632 0t0 TCP *:empowerid (LISTEN)
  2. Check litespeed logs for errors:

    /usr/local/lsws/logs/error.log
    /usr/local/lsws/logs/stderr.log
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