You might notice in the logs the following warning message:
[thread:HikariPool-8 housekeeper] [stage:] WARN HikariPool - HikariPool-8 - Thread starvation or clock leap detected (housekeeper delta=2m06s131ms294µs591ns).
It indicates a high load on the engine and could be followed by an error java.lang.OutOfMemoryError: Java heap space
.
You should check the CPU and memory usage of this engine.
Possible solutions for this issue could be the following:
- Increasing the memory of the engine.
- Rebalancing the jobs running on the engine.
- Dividing a big pipeline into multiple parts.