ETCD script will make collect info from MUST-GATHER, make little summary and search for errors/issues and explains what are expected values. To use it, run
./must-gather-analyzer.sh [full path to MUST-GATHER]
or if you're missing clusterversion in your logs, here is exa
./must-gather-analyzer.sh [full path to MUST-GATHER]
will combine logs from ETCD, haproxy, router, apiserver into one timeline printing only errors/warnings.
./must-gather-log_merger.sh -m
do
oc login
./etcd-analyzer.sh
and it will print summary of warnings, size of ETCD and number of objects.
do
oc login
./cleanup-analyzer.sh
and it will print number of deployments, replicasets and how many of them are inactive and could be cleaned up.
fio_suite is benchmark tool which runs several fio tests to see how IOPS change under different load.
Run
./fio_suite.sh
or on RHCOS/Openshift
$ oc debug node/<master_node>
[...]
sh-4.4# chroot /host bash
podman run --privileged --volume /var/lib/etcd:/test quay.io/peterducai/openshift-etcd-suite:latest fio