Linux Administration

Manage existing resources via Helm Helm is really a very powerful tool for managing Kubernetes objects. With a single command, we can install or upgrade multiple related Kubernetes entities. Let's say we want to install any chart from the helm registry, we just need to type in the below command and helm will do the heavy lifting for us. $ helm install [RELEASE_NAME] [REPO]/[CHART] But below post is not about the basics of helm or how to install or upgrade a chart, etc. It's been a long time since I wrote anything, so I just thought to write something about what new I learned today :)  While installing one of my charts, I encountered below issue: Error: INSTALLATION FAILED: rendered manifests contain a resource that already exists. Unable to continue with install: StorageClass "demo-sc" in namespace "" exists and cannot be imported into the current release: invalid ownership metadata; label validation error: missing key "app.kubernetes.io/managed-by&qu

Want to learn about Splunk,  Click here ! https://studysplunk.blogspot.com/  What does above blog contains?  What is Splunk? Splunk Enterprise Components? Installing Splunk? Installing Splunk Universal Forwarder? Walkthrough of Splunk Interface Search Modes Searching in Splunk #1 Splunk sub(commands) [top, rare, fields, table, rename, sort] #2 Splunk sub(commands) [eval, trim, chart, showperc, stats, avg] #3 Splunk sub(commands) [eval, round, trim, stats, ceil, exact, floor, tostring] #4 Splunk sub(commands) [timechart, geostats, iplocation] #5 Splunk sub(Commands) [sendemail, dedup, eval, concatenate, new_field] #6 Splunk sub(Commands) [fields, rename, replace, table, transaction] Bringing data into Splunk Bringing data into Splunk (Continued...) Enable receiving port on Splunk server Dealing with Time Still I am in a process of writing couple of more topics related to Splunk, but you can go thru any of the links given above !! Do let me know

Want to learn about Puppet,  Click here ! https://managepuppet.blogspot.com What does above blog contains?  Introduction to Puppet puppet resource??? puppet apply??? puppet describe??? puppet agent??? puppet cert??? Un-revoke the revoked certificate in Puppet puppet master??? Puppet modules??? Facter??? Puppet installation on agent/server Creating a module in Puppet Dry run in Puppet --noop Puppet agent run Exec in Puppet Though it is still in progress....