Understanding "OGG Capture Client Successfully Detached from GoldenGate Capture"
When this event occurs, you will typically see a sequence of messages in the GoldenGate ggserr.log or the Extract's report file ( ). A healthy, successful detachment looks like this: Stop Signal Received: STOP request handled for Extract . State Save:
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First, check the overall health of your processes: This link or copies made by others cannot be deleted
file. The Extract may have hit a memory limit or a mapping error. Database Resource Pressure:
Here is a structured approach to troubleshooting and resolution when this message is a symptom, not the end of the story.
GoldenGate ensures all data currently in the memory queues are written to the trail files. Detachment Message: Try again later
Examine the master log file ( ggserr.log ) located in the GoldenGate installation directory to see the chronological events leading up to the detachment. GGSCI> view report EXTNAMES Use code with caution.
In Integrated Capture, the GoldenGate Extract process acts as a client that connects to the Oracle Database's internal LogMiner server. This component is known as the "Capture Client."
While it says "successfully detached," it is usually the result of an abrupt termination. Key causes include: 1. Database Session Crash (ORA-03113) typically occurring during planned maintenance
Is this an error? A warning? Or just a routine informational message?
An OGG capture client successfully detaching from a GoldenGate capture process is a routine event in Oracle GoldenGate (OGG) environments, typically occurring during planned maintenance, process stopping, or reconfiguration.
To minimize unplanned detachments and ensure smooth operations, integrate these best practices into your environment: