gnu.org/software/gdb/">GDB</a></h3><p>To debug Istio with <code>gdb</code>, you will need to run the debug images of Envoy / Mixer / Pilot. A recent <code>gdb</code> and the golang extensions (for Mixer/Pilot or other golang components) is required.</p><ol><li><code>kubectl exec -it PODNAME -c [proxy | mixer | pilot]</code></li><li>Find process ID: ps ax</li><li>gdb -p PID binary</li><li>For go: info goroutines, goroutine x bt</li></ol><h3 id="with-tcpdump">With <a href="http://www.tcpdump.org/tcpdump_man.h