Private network's performance decreases when Kakfa problem appears. #5595
Labels
non mainnet (private networks)
not related to mainnet features - covers privacy, permissioning, IBFT2, QBFT
plugins
Description
In a private Besu network with Kafka Log4J appender set in log config, when Kakfa servers crash or the nodes are not possibly to connect to them, the logs of the nodes starts to show so many WARN/INFO logs about kafka and performance of the networks starts to fall, block time increases up 35-40 seconds and some transactions are not sent.
Steps to Reproduce (Bug)
Expected behavior:
Although the logs show the Kafka's warning messages, the performance of the network should not be affected.
Actual behavior:
Network's performance start to decrease.
Logs
Here starts the warning logs.
And block time starts to increase.
More logs
When i've commented the Kakfa appender of all the nodes, the performance went back to normal.
Versions (Add all that apply)
I don't know if for a logging service problem, the normal network's performance have to fail like this.
Any ideas?
Thanks in advance.
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