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OSMH: High CPU usage for Windows osmh Process

edited Feb 25, 2025 8:01AM in Linux

Applies to:

Oracle Cloud Infrastructure - Version N/A and later
Windows 2016 and Above

Symptoms
There is a high CPU load on the OSMH managed instance.

  • The top 10 CPU hogs:

    PS C:\ > Get-Process | Where-Object {$_.name -ne 'svchost'} | Sort-Object CPU -desc | Select-Object -first 10 | Format-Table CPU,ProcessName,Id
    CPU ProcessName Id

--- ----------- --

746.515625 MsMpEng 2876
246.46875 QualysAgent 5320
168 MsSense 2868
99.875 gomon 4920
93.640625 runcommand 5180
45.1875 System 4
42.984375 Procmon64 1856
37.5625 osmh 5232
7.734375 NisSrv 4852
16.578125 unifiedmonitoring 5820

  • The command output shows that the "osmh" process is showing up in the top 10 highest for CPU usage.
  • The logs show that the check interval is running every 5 mins:

osmh-agent.log:2025/01/20 14:38:26.071143 win_updates_windows.go:83: [DEBUG] GetWindowsUpdateList:
osmh-agent.log:2025/01/20 14:43:35.506091 win_updates_windows.go:83: [DEBUG] GetWindowsUpdateList:

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