Trending questions in DevOps & Agile

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Error "the number of available CPUs 1 is less than the required 2" when creating kubernetes cluster on ec2

The new version of Kubernetes requires you ...READ MORE

Aug 6, 2019 in Kubernetes by Macy
9,851 views
0 votes
1 answer

How to install jenkins in Redhat/CentOS?

Hi@akhtar, To install Jenkins in centOS/Redhat, you can ...READ MORE

Feb 6, 2020 in Jenkins by MD
• 95,460 points
1,898 views
+2 votes
5 answers

How to fix this error “Invalid command ProxyRequests” while setting up Jenkins?

The reason why you're getting this error ...READ MORE

May 6, 2019 in Jenkins by Vijay
19,740 views
0 votes
1 answer

How can I set ssh key in GitHub?

Hi@akhtar, First you have to generate key using ...READ MORE

Feb 4, 2020 in Git & GitHub by MD
• 95,460 points
1,947 views
+1 vote
1 answer

WAS- Auto Scaling Metric Types

The following metrics are available for instances: CPU ...READ MORE

Feb 18, 2020 in DevOps on Cloud by Sirajul
• 59,190 points
1,527 views
0 votes
1 answer

Docker error "ERROR: for nginx Cannot start service nginx: oci runtime error"

I had faced a similar issue and ...READ MORE

Sep 24, 2019 in Docker by anonymous
• 52,340 points
7,653 views
0 votes
1 answer

Error saying permission denied while running ansible playbook

Hey @Neha, add the following line to ...READ MORE

Feb 8, 2019 in Ansible by Amy
17,495 views
+1 vote
4 answers

Pass variable to ansible playbook through command line

ansible-playbook test.yml --extra-vars "arg1=${var1} arg2=${var2}" Use is like ...READ MORE

May 7, 2019 in Ansible by Bobin
16,000 views
0 votes
1 answer

Puppet: Error in generating new certificates when a new puppet master is created.

A new certificate has to be generated ...READ MORE

Aug 29, 2019 in Puppet by Sirajul
• 59,190 points
8,691 views
0 votes
1 answer

When creating a new node, the option to “Launch agent by connecting it to the master” is not available in the “Launch method”

The option “Launch agent by connecting it ...READ MORE

Nov 4, 2019 in Jenkins by Sirajul
• 59,190 points
5,668 views
0 votes
1 answer

git merge: Fast forwarding??

Hi@Hasid, In Git & GitHub, there is a ...READ MORE

Feb 2, 2020 in Git & GitHub by MD
• 95,460 points
1,808 views
0 votes
1 answer

How merge works in Git & GitHub!!!??

Hi@Hasid, In Git & GitHub merge concept comes ...READ MORE

Jan 31, 2020 in Git & GitHub by MD
• 95,460 points
1,868 views
0 votes
1 answer

How do you restructure working directory files in a git repository?

If we have a file called 'myfile.txt' ...READ MORE

Nov 26, 2019 in DevOps Tools by anonymous
• 59,190 points
4,691 views
0 votes
2 answers

How do I schedule job periodically in Jenkins?

The format is as follows: MINUTE (0-59), HOUR ...READ MORE

Aug 2, 2019 in Jenkins by Sirajul
• 59,190 points
10,584 views
0 votes
1 answer

set the timezone in Kubernetes cluster

You can set the timezone of the ...READ MORE

Jul 4, 2019 in Kubernetes by Fawaad
10,882 views
0 votes
3 answers

What is the difference between a Docker image and a container?

Images are read-only templates that contain a ...READ MORE

Aug 10, 2020 in Docker by Vishal
• 260 points
8,587 views
0 votes
1 answer

Will I lose my data, when a docker container exists?

No, you won’t lose any data when ...READ MORE

Jul 30, 2019 in Docker by Kavya
9,657 views
0 votes
0 answers

How to install java 8 using heira in puppet?

How do I install java8 using a ...READ MORE

Feb 3, 2020 in DevOps Tools by anonymous
• 19,550 points
1,535 views
0 votes
1 answer

having a pod with two containers, can i ping each other using the container name?

Containers on same pod act as if ...READ MORE

Jul 19, 2019 in Kubernetes by Sirajul
• 59,190 points
10,086 views
0 votes
2 answers

How to install Docker on Windows Server 2008?

You can install it with "Docker Toolbox ...READ MORE

Aug 25, 2020 in DevOps & Agile by Pistle
• 1,000 points
6,923 views
+2 votes
1 answer

How to link one running container with other running container in docker.

Hi @Yuvraj! Yes, this is possible. You can ...READ MORE

Dec 16, 2019 in Docker by Kalgi
• 52,340 points
3,532 views
+1 vote
1 answer

Can you give example for environment module and also explain about environmnet

Hi @Vivek So basically when you are working ...READ MORE

Jan 16, 2020 in Ansible by Kalgi
• 52,340 points
2,140 views
0 votes
1 answer

What is the process for stopping and restarting a docker container?

If you want to stop a docker ...READ MORE

Jul 3, 2019 in Docker by Sirajul
• 59,190 points
10,614 views
0 votes
1 answer

Can i configure my kubernetes pod to use multiple service accounts ?

A service account provides an identity for ...READ MORE

Jul 17, 2019 in Kubernetes by Sirajul
• 59,190 points
9,996 views
0 votes
0 answers

jenkins pipeline script deploy error

C:\Program Files (x86)\Jenkins\workspace\app>del "C:\Program Files\Apache Software Foundation\Tomcat ...READ MORE

Nov 28, 2019 in Jenkins by Rajendra
• 510 points
4,244 views
0 votes
2 answers

How to edit file after I shell to a docker container?

You can even install it using a ...READ MORE

Apr 23, 2019 in Docker by Ashish
19,490 views
0 votes
1 answer

Error saying " mapping values are not allowed in this context" while executing an ansible playbook

Hey, @Nishit seems like you've made a ...READ MORE

Jan 21, 2019 in Ansible by Emily
17,579 views
+4 votes
0 answers

powershell to eks cluster

Getting below error PS C:\kubectl> kubectl apply -f ...READ MORE

Dec 18, 2019 in Kubernetes by Kamaldeep
• 180 points
3,069 views
+1 vote
1 answer

Devops certification project: Dockerfile and PHP website

Try using relative paths. Recently, even I ...READ MORE

Nov 14, 2019 in Docker by Eric
4,703 views
0 votes
0 answers

How to use p4merge tool in Git & GitHub?

Hi, Can someone tell me, how to use ...READ MORE

Jan 31, 2020 in Git & GitHub by akhtar
• 38,260 points
1,268 views
+1 vote
4 answers

GIT plugin in jenkins not able to connect to GIT repository

This looks like a git configuration issue, ...READ MORE

Oct 25, 2018 in Git & GitHub by Alia
23,532 views
0 votes
1 answer

How to ignore failed commands in Ansible?

Usually, if even one command fails to ...READ MORE

Feb 7, 2019 in Ansible by Patt
16,689 views
0 votes
1 answer

MySQL container with PHPMyAdmin or with xampp

I couldn’t get your point. Overall it ...READ MORE

Nov 26, 2019 in Docker by Priyank
4,006 views
0 votes
3 answers

Error: docker command not found

If you're using Docker as an administrator, ...READ MORE

Apr 29, 2019 in Docker by Naina
18,894 views
+1 vote
7 answers

Error: Jenkins Maven Build 137

I disagree with @Pam's answer. The problem ...READ MORE

May 6, 2019 in Jenkins by Danica
11,824 views
+1 vote
1 answer

Is there any other way to update the config map for deployment without having to restart the pod?

Well, you need to have some way ...READ MORE

Jul 19, 2019 in Kubernetes by Sirajul
• 59,190 points
9,449 views
0 votes
1 answer

What are the different volume mount types available in docker?

There are three mount types available in ...READ MORE

Jul 4, 2019 in Docker by Sirajul
• 59,190 points
10,073 views
0 votes
1 answer

Is it possible to run an Ansible Playbook in python script?

Hey @Cerci, Of course its possible. You ...READ MORE

Jan 17, 2019 in Ansible by Nicolas
17,241 views
0 votes
1 answer

How can a jenkins slave node be configured to communicate with the jenkins master?

There are two ways we can start ...READ MORE

Aug 30, 2019 in Jenkins by Sirajul
• 59,190 points
7,527 views
+4 votes
1 answer

Installing Web UI (Dashboard):kubernetes-dashboard on main Ubuntu 16.04.6 LTS (Xenial Xerus) server

Follow these steps: $ kubeadm reset $ kubeadm init ...READ MORE

Apr 12, 2019 in Kubernetes by Kalgi
• 52,340 points

reshown Apr 12, 2019 by Kalgi 13,407 views
+1 vote
1 answer

How do i install jenkins using a dockerfile on a windows container?

Here is to how you can install JENKINS ...READ MORE

Aug 22, 2019 in Docker by Sirajul
• 59,190 points
7,664 views
0 votes
1 answer

Puppet: certificate verify failed: [self signed certificate in certificate chain for /CN=Puppet CA: master-b]

Make new clean master b, and duplicate ...READ MORE

Aug 5, 2019 in Puppet by Sirajul
• 59,190 points
8,430 views
0 votes
1 answer

Error saying "E: This command can only be used by root." while installing docker

Try executing the following command: sudo su and ...READ MORE

Aug 6, 2019 in Docker by Ahmad
8,310 views
+1 vote
1 answer

ansible playbook to create and remove a WebSphere application server deployment manager profile

The below gives an example of creating ...READ MORE

Oct 30, 2019 in Ansible by Tanmay
4,529 views
0 votes
1 answer

How do I know who has performed a particular operation in jenkins?

You can keep a log of who ...READ MORE

May 30, 2019 in Jenkins by Sirajul
• 59,190 points
11,134 views
0 votes
1 answer

Ansible task to download a file from an S3 bucket

Hey @Roshan, ansible provides wiht AWS module ...READ MORE

Aug 1, 2019 in Ansible by Varsha
8,417 views
0 votes
1 answer

Build a container in Jenkins via "docker pipeline plugin"

In order to create a Docker image, ...READ MORE

Jul 9, 2019 in Docker by Sirajul
• 59,190 points
9,348 views
0 votes
1 answer

Error: Puppet not found, when trying to run puppet config command.

This is because you have not added ...READ MORE

Sep 18, 2019 in Puppet by Sirajul
• 59,190 points
6,258 views
0 votes
1 answer

how to scale a statefulset in kubernetes?

Scaling StatefulSets : Use kubectl to scale StatefulSets First, ...READ MORE

Jul 23, 2019 in Kubernetes by Sirajul
• 59,190 points
8,703 views