jam-etcd.sh

#!/bin/bash

choice=$(oc get --namespace openshift-etcd --selector etcd pods -o json | jq -r '.items[] | .spec.nodeName + " " + (.status.containerStatuses[] | select(.name=="etcd") | .containerID[8:])' | fzf)
IFS=' ' read node container_id <<< "$choice"

pid=$(oc debug --quiet nodes/$node -- chroot /host crictl inspect -o go-template --template '{{.info.pid}}' $container_id)
oc debug --quiet nodes/$node -- chroot /host strace -Tfe inject=fdatasync:delay_enter=800000 -e trace=fdatasync -p $pid