Define other usage monitoring solutions and fix for issue (#13831)

* Provides snippet for PLEG

* Define more resource usage monitoring solutions

* Clarification on create-cluster

* Revert "Clarification on create-cluster"

This reverts commit 42061be.

* copyedit

content/en/docs/tasks/debug-application-cluster/resource-usage-monitoring.md

@@ -75,6 +75,14 @@ Prometheus provides a robust query language and a built-in dashboard for
 querying and visualizing your data. Prometheus is also a supported
 data source for [Grafana](https://prometheus.io/docs/visualization/grafana/).
 
+### Sysdig
+[Sysdig](http://sysdig.com) provides full spectrum container and platform intelligence, and is a
+true container native solution. Sysdig pulls together data from system calls, Kubernetes events,
+Prometheus metrics, statsD, JMX, and more into a single pane that gives you a comprehensive picture 
+of your environment. Sysdig also provides an API to query for providing robust and customizable 
+solutions. Sysdig is built on Open Source. [Sysdig and Sysdig Inspect](https://sysdig.com/opensource/inspect/) give you the 
+ability to freely perform troubleshooting, performance analyis and forensics. 
+
 ### Google Cloud Monitoring
 
 Google Cloud Monitoring is a hosted monitoring service you can use to