<code>kubelet</code> log.
To make debugging easier, the CNI plugin also sends its log to the <code>istio-cni-node</code> DaemonSet.</p><p>The default log level for the CNI plugin is <code>info</code>. To get more detailed log output, you can change the level by editing the <code>values.cni.logLevel</code> installation option and restarting the CNI DaemonSet pod.</p><p>The Istio CNI DaemonSet pod log also provides information about CNI plugin installation,
and <a href=/v1.13/docs/setup/additional-setup/cni/#