Environment
- Carbon Black Cloud Windows Sensor: 4.0.0.x versions
- Carbon Black Cloud Console: All versions
- Microsoft Windows Servers: All versions
Symptoms
- Repmgr.exe process grows to 10-20 GB in size over a number of days.
- Problem can be temporarily fixed by restarting the CBC sensor or rebooting the machine.
- Problem does not occur in any 3.8.x or 3.9.x Windows sensor (the current workaround).
Cause
- This is issue UAV-3193.
- This problem occurs when the KernelToUserBulkEventTransfer message-processor queue is under heavy load.
Resolution
The fix UAV-3193 in the 4.0.1 sensor will be to assign addition threads for the sensor to handle this.
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