log-dump.sh: dump containerd by default, not docker

Author: BenTheElder

cluster/log-dump/log-dump.sh

@@ -50,7 +50,7 @@ readonly gce_logfiles="startupscript.log"
 readonly kern_logfile="kern.log"
 readonly initd_logfiles="docker/log"
 readonly supervisord_logfiles="kubelet.log supervisor/supervisord.log supervisor/kubelet-stdout.log supervisor/kubelet-stderr.log supervisor/docker-stdout.log supervisor/docker-stderr.log"
-readonly systemd_services="kubelet kubelet-monitor kube-container-runtime-monitor ${LOG_DUMP_SYSTEMD_SERVICES:-docker}"
+readonly systemd_services="kubelet kubelet-monitor kube-container-runtime-monitor ${LOG_DUMP_SYSTEMD_SERVICES:-containerd}"
 readonly extra_log_files="${LOG_DUMP_EXTRA_FILES:-}"
 readonly extra_systemd_services="${LOG_DUMP_SAVE_SERVICES:-}"
 readonly dump_systemd_journal="${LOG_DUMP_SYSTEMD_JOURNAL:-false}"