Replace nc to socat or use pure bash bug on nc side https://github.com/pravega/zookeeper-operator/pull/476 https://github.com/Altinity/clickhouse-operator/blob/0.20.0/deploy/zookeeper/quick-start-persistent-volume/zookeeper-1-node-for-test-probes.yaml#L188-L203
пн, 17 окт. 2022 г. в 12:16, Nick Vladiceanu <[email protected]>: > > hi all, > we’ve upgraded our Zookeeper that runs in Kubernetes (using bitnami helm > chart) from version 3.6.1 to version 3.7.1 (also tried 3.8.0) and we’re > observing random Liveness and Readiness failures: > > Warning Unhealthy 100s (x2 over 5m10s) kubelet Liveness probe > failed: > > Tried with plain Zookeeper official image, same behaviour starting from the > version >= 3.7.0. > > Readiness and liveness probes are running the following script: exec > [/bin/bash -c echo "ruok" | timeout 2 nc -w 2 localhost 2181 | grep imok] > Kubernetes version: 1.21.14 > > Couldn’t find anything in the ZK logs (not trace/debug mode though). > > Did anyone else experience such issues when upgrading? We’ve returned back to > the 3.6.1 and no failures are seen. > > Thanks
