Health Monitoring does not show any values

Refers to:

  • Plesk Onyx for Linux
  • Plesk 11.5 for Linux
  • Plesk 12.0 for Linux
  • Plesk 10.3 for Linux
  • Plesk 12.5 for Windows

Created:

2016-11-16 12:46:49 UTC

Modified:

2017-01-18 08:31:08 UTC

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Health Monitoring does not show any values

Symptoms:

Health Monitor does not show any values.

Article [114307]Health Monitor displays empty statistics didn't help.

The following error can be found in /var/log/plesk/panel.log:

ERR (3)  [panel]: rrdtool execution failed:
ERROR: Could not save png to '/opt/psa/admin/htdocs/health/graphics/Services-CpuTime-WebProxy.png'
PHP Warning: fopen(/opt/psa/admin/htdocs/health/graphics/Services-CpuTime-WebProxy.png): failed to open stream: No such file or directory; File: /opt/psa/admin/panel/application/controllers/HealthController.php, Line: 167

Exception: PHP Warning: fopen(/opt/psa/admin/htdocs/health/graphics/Services-CpuTime-WebProxy.png): failed to open stream: No such file or directory; File: /opt/psa/admin/panel/application/controllers/HealthController.php, Line: 167

Cause

Missed file from Health Monitor installation.

Resolution:

Reinstall Health Monitor using the following commands:

On Linux :

/usr/local/psa/admin/bin/autoinstaller --select-product-id plesk --select-release-current --remove-component health-monitor

/usr/local/psa/admin/bin/autoinstaller --select-product-id plesk --select-release-current --install-component health-monitor

On Windows :

C:\\>%plesk_bin%\\ai.exe --select-product-id panel --select-release-current --remove-component health-monitoring

C:\\>%plesk_bin%\\ai.exe --select-product-id panel --select-release-current --install-component health-monitoring
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