Trending questions in DevOps & Agile

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What all components is the Master server in Kubernetes made up of?

Kubernetes is a combination of multiple parts ...READ MORE

Jul 11, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,350 views
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1 answer

Error: /Stage[main]/Abrt/File[/etc/abrt/abrt.conf]: Could not evaluate: Could not retrieve information from environment development source(s)

You cannot implicitly convert an array to ...READ MORE

Aug 7, 2019 in Puppet by Sirajul
 • 59,190 points • 1,169 views
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1 answer

what is base modulepath in puppet?

The base modulepath is a list of ...READ MORE

Jul 30, 2019 in Puppet by Sirajul
 • 59,190 points • 1,506 views
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1 answer

Is it possible to force the pod to run on a specific node?

By default, anti-affinity is not attempted by ...READ MORE

Jul 15, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,155 views
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1 answer

Is there a way to configure Docker for Windows to accept a self-signed SSL?

This issue is discussed in the official ...READ MORE

Nov 23, 2018 in DevOps & Agile by Tyrion anex
 • 8,690 points • 12,279 views
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1 answer

Puppet: Promote a replica to a Master.

Verify that the master is permanently offline. If ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
 • 59,190 points • 1,404 views
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1 answer

Puppet : Manifest file workflow

Manifest File Workflow Puppet manifest consists of the ...READ MORE

Jul 29, 2019 in Puppet by Sirajul
 • 59,190 points • 1,528 views
0 votes
1 answer

How to start and stop a cluster on AWS using kops without stopping the instance

Export your KOPS_STAT_STORE variable export KOPS_STATE_STORE=s3://your-bucket-name Get your instances ...READ MORE

Jan 8, 2019 in Kubernetes by Kashish
 • 10,264 views
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1 answer

Error: /Stage[main]/Mysql-server/Service[mysql-server]: Could not evaluate: Could not find init script or upstart conf file for 'mysql-server'

The error means that puppet was not ...READ MORE

Aug 7, 2019 in Puppet by Sirajul
 • 59,190 points • 1,138 views
0 votes
1 answer

What all components run inside a worker node to provide a kubernetes runtime environment?

Node components run on every node, maintaining ...READ MORE

Jul 24, 2019 in Kubernetes by Sirajul
 • 59,190 points • 1,744 views
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1 answer

deploying your docker image with azure container instances

Hey @Ruby, here's how you can do it ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,190 points • 2,563 views
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1 answer

Difference between kubectl apply and kubectl create?

These are two very different approaches. kubectl ...READ MORE

Sep 11, 2018 in Kubernetes by ajs3033
 • 7,300 points • 15,415 views
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1 answer

What is KUBE proxy?

The Kubernetes network proxy runs on each ...READ MORE

Jul 15, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,116 views
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1 answer

create and sign a CA key and certificate using openssl

Execute the following commands to create and ...READ MORE

Jul 31, 2019 in Docker by Rashi
 • 1,400 views
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1 answer

Puppet: Upgrading a Puppet server

Upgrading the puppetserver package effectively upgrades Puppet Server.  The puppetserver package, in turn, ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
 • 59,190 points • 1,322 views
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1 answer

How does DNS work in kubernetes?

DNS is a built-in service in Kubernetes. ...READ MORE

Jul 12, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,218 views
0 votes
1 answer

Puppet Error: Cannot run on Microsoft Windows without the sys-admin, win32-process, win32-dir, win32-service and win32-taskscheduler gems.

This error may be because you are attempting ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
 • 59,190 points • 1,343 views
0 votes
1 answer

Installing Kubernetes

Hey! You follow this tutorial for installing ...READ MORE

Jul 22, 2019 in Kubernetes by Kalgi
 • 52,340 points • 1,837 views
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1 answer

Puppet "Environments"

Environments are isolated groups of Puppet agent ...READ MORE

Jul 25, 2019 in Puppet by Sirajul
 • 59,190 points • 1,643 views
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1 answer

How to terminate a pod when a specific event occurs?

You need to add a liveness and ...READ MORE

Jul 19, 2019 in Kubernetes by Sirajul
 • 59,190 points • 1,896 views
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1 answer

need to enable puppet platform on Apt package management system

Log in as root, download the package and ...READ MORE

Jul 31, 2019 in Puppet by Sirajul
 • 59,190 points • 1,374 views
0 votes
1 answer

Does Docker support IPv6?

Yes, Docker supports IPv6.  IPv6 networking is ...READ MORE

Jul 4, 2019 in Docker by Sirajul
 • 59,190 points • 2,522 views
0 votes
1 answer

Error saying "ImportError: No module named 'pymongo'"

Hey @Harika, try this: sudo apt-get install python-pip sudo ...READ MORE

Feb 9, 2019 in DevOps & Agile by Monish
 • 8,792 views
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1 answer

Would i be able to utilize same module that i have in puppet master in my puppet agent?

Yes, you can do this. The issue that ...READ MORE

Aug 7, 2019 in Puppet by Sirajul
 • 59,190 points • 1,049 views
+1 vote
1 answer

Need help about fresher Devops

Hey @Bino, most of the DevOps engineers ...READ MORE

Aug 9, 2019 in DevOps & Agile by Kalgi
 • 52,340 points • 919 views
0 votes
1 answer

How do I access environment variables in Ansible?

Yes @Nagray, you're right! You can access ...READ MORE

Jan 24, 2019 in Ansible by Tessie
 • 9,454 views
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1 answer

Puppet Enterprise: PostgreSQL is occupying too much space

The PostgreSQL autovacuum=on setting prevents the database from growing too ...READ MORE

Jul 31, 2019 in Puppet by Sirajul
 • 59,190 points • 1,320 views
+1 vote
0 answers

Selenium Code Errors on Eclipse Compiler

After added the external JAR library, I ...READ MORE

Jul 15, 2019 in DevOps Tools by limcw
 • 270 points • 2,010 views
0 votes
1 answer

Puppet: Deploy configuration changes using a orchestrator

You can use the orchestrator to enforce ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
 • 59,190 points • 1,274 views
0 votes
1 answer

How to upgrade Puppet and Facter?

Puppet and facter can be upgraded through ...READ MORE

Jul 26, 2019 in Puppet by Sirajul
 • 59,190 points • 1,530 views
0 votes
1 answer

Can I configure my kubernetes job to run for a specified time?

When we create a job spec, we ...READ MORE

Jul 17, 2019 in Kubernetes by Sirajul
 • 59,190 points • 1,919 views
0 votes
1 answer

Puppet: error "Name or service not known."

You get this error usually if agents ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
 • 59,190 points • 1,260 views
0 votes
1 answer

How to configure a Pod to use the updated configMap?

If the config map is mounted into ...READ MORE

Jul 18, 2019 in Kubernetes by Sirajul
 • 59,190 points • 1,861 views
0 votes
1 answer

Puppet: err: getaddrinfo: The storage control blocks were destroyed.

This error occurs when the agent can't ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
 • 59,190 points • 1,216 views
0 votes
1 answer

How to rollback a deployment?

Applying changes to a Deployment process with ...READ MORE

Jul 12, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,123 views
0 votes
1 answer

Utlizing puppet manifests to install puppet modules

You could use librarian-puppet to sync all ...READ MORE

Aug 8, 2019 in Puppet by Sirajul
 • 59,190 points • 944 views
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1 answer

What are the limitations of puppet environment?

Environments limitations Environments have limitations, including leakage and ...READ MORE

Jul 25, 2019 in Puppet by Sirajul
 • 59,190 points • 1,552 views
0 votes
1 answer

What is a Resource Quota in Kubernetes?

A resource quota, defined by a ResourceQuota ...READ MORE

Jul 16, 2019 in Kubernetes by Sirajul
 • 59,190 points • 1,902 views
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3 answers

Change the schedule of Kubernetes cron job

kubectl patch <backup-cronjob> -p '{"spec":{"schedule": "0 0 ...READ MORE

Jun 21, 2019 in Kubernetes by sudhams reddy duba
 • 8,869 views
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1 answer

Does puppet help when all my servers are one of a kind?

Indeed, Puppet can help. All servers are in ...READ MORE

Jul 30, 2019 in Puppet by Sirajul
 • 59,190 points • 1,282 views
0 votes
1 answer

Managing a Domain Name System (DNS) nameserver file with Puppet.

In this case, you could  build a private ...READ MORE

Jul 26, 2019 in Puppet by Sirajul
 • 59,190 points • 1,444 views
0 votes
1 answer

How can i avoid the "environment leakage" in puppet?

Environment leakage is one of the limitations ...READ MORE

Jul 25, 2019 in Puppet by Sirajul
 • 59,190 points • 1,483 views
0 votes
1 answer

Get command usage help in docker

The following command is very useful as ...READ MORE

Jul 30, 2019 in Docker by Imran
 • 1,268 views
0 votes
1 answer

Can I bypass the routing mesh?

Yes. You can bypass the routing mesh, ...READ MORE

Jul 8, 2019 in Docker by Sirajul
 • 59,190 points • 2,211 views
0 votes
1 answer

Use docker API over TCP without giving root access

Docker supports TLS certificates which help in ...READ MORE

Jul 31, 2019 in Docker by Ashish
 • 1,201 views
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2 answers

How to copy files from host to Docker container?

You could also try to mount a ...READ MORE

Aug 9, 2019 in DevOps & Agile by Sirajul
 • 59,190 points • 8,336 views
0 votes
1 answer

How to build a high availability cluster in Kubernetes?

Add nodes in a HA cluster in ...READ MORE

Jul 12, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,027 views
0 votes
1 answer

what are the different plugins in modules of puppet?

Puppet supports several kinds of plug-ins: Custom facts ...READ MORE

Jul 25, 2019 in Puppet by Sirajul
 • 59,190 points • 1,457 views
0 votes
1 answer

Puppet : PuppetDB upgrade

PuppetDB can be upgraded independently of your master ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
 • 59,190 points • 1,113 views
0 votes
1 answer

How do I determine the status of a Deployment? - Kubernetes

Use kubectl get deployment <deployment>. If the ...READ MORE

Jul 25, 2019 in Kubernetes by Harsha
 • 1,427 views
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