Kafka servers starting and stopping abnormally

2019-01-13 Thread Kaushik Nambiar
Hello, I am having a 3 node -3 zookeeper cluster. My Kafka version is 0.11.x.x. I am seeing that my Kafka servers start and stop frequently. We can see atleast 25 start-stop activity per minute. This abnormal behaviour started to happen after we had an os upgrade for the underlying VMs. The is

Re: SIGSEGV (0xb) on TransactionCoordinator

2019-01-13 Thread wenxing zheng
Hi Ismael, Do you mean the ticket: https://issues.apache.org/jira/browse/KAFKA-7625. If so, from the description, it seemed even upgrading latest version of JDK 8, there were 3 core dumps. Isn't it? Kind Regards, Wenxing On Sun, Jan 13, 2019 at 1:14 AM Ismael Juma wrote: > It's been explained

record-queue-time-avg value from JMX is bigger than expectation when enabling transaction

2019-01-13 Thread wenxing zheng
Dear all, On our test environment, we enable transaction when producing the records to make sure the data is delivered without duplication. When checking the *record-queue-time-avg* value from JMX metrics, we found it's quite large, ~70ms. What contributes to this "problem"? [image: image.png]