Trending questions in DevOps & Agile

+1 vote
3 answers

Error message “Failed to connect to the host via ssh” while running ping command on host machines using Ansible

I hadn't created the ssh connection between ...READ MORE

Apr 23, 2019 in Ansible by Lavanya
20,851 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
953 views
0 votes
2 answers

difference between the `COPY` and `ADD` commands in a Dockerfile

Hi, COPY and ADD are both Dockerfile instructions that serve similar purposes. They ...READ MORE

Dec 23, 2020 in DevOps & Agile by akhtar
• 38,260 points
5,218 views
+2 votes
1 answer

Could you plz help me creating buildspec file for build java application I am using code build .

Hello @Sri, have a look at this, ...READ MORE

Dec 4, 2019 in DevOps on Cloud by Kalgi
• 52,350 points
3,426 views
0 votes
1 answer

Error: ‘Jenkins pipeline: No such DSL method'

This is a simple mistake, just remove ...READ MORE

Aug 17, 2018 in Jenkins by Sophie may
• 10,620 points
23,958 views
0 votes
1 answer

How to check the installed modules in puppet?

Puppet Module list command will list all ...READ MORE

Jul 24, 2019 in Puppet by Sirajul
• 59,230 points
9,210 views
0 votes
1 answer

Docker: Error response from daemon: timeout was reached before the node joined

The above failure happens when the ‘manager’ ...READ MORE

Aug 28, 2019 in Docker by Sirajul
• 59,230 points
7,690 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
959 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
• 19,610 points
815 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
• 59,230 points
7,591 views
+2 votes
5 answers

Restarting nodes on kubernetes as the node status shows unknown

I had a similar issue, but mine ...READ MORE

Oct 23, 2018 in Kubernetes by Zans
20,616 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
• 59,230 points
3,579 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
• 59,230 points
9,518 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
• 59,230 points
4,524 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
16,108 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
670 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
9,695 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
• 52,350 points
1,134 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
14,497 views
0 votes
3 answers

Error while setting up kubernetes

echo "1" > /proc/sys/net/bridge/bridge-nf-call-iptables READ MORE

May 16, 2019 in Kubernetes by sivashankar
17,125 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
8,438 views
+1 vote
1 answer

Example for building an artifact using Jenkins and deploying it using Ansible

Hey @Harsh, follow this to get an ...READ MORE

Aug 1, 2019 in Jenkins by Vijay
8,290 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
3,189 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
• 52,350 points
2,333 views
+5 votes
4 answers

How can I run a Jenkinsfile from a particular folder?

Consider the below points: The Freestyle project ...READ MORE

Mar 27, 2018 in Jenkins by anonymous
24,802 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
• 59,230 points
9,463 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
15,765 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
• 59,230 points
8,660 views
0 votes
1 answer

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
7,848 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
1,842 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
3,443 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
16,186 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
6,848 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
• 59,230 points
6,632 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
5,305 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
• 59,230 points
9,022 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
17,949 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
• 59,230 points
8,252 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
17,397 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
2,563 views
0 votes
1 answer

What happens when a pod exceeds its memory limit?

Whenever a pod exceeds its memory limit ...READ MORE

Jul 19, 2019 in Kubernetes by Sirajul
• 59,230 points
8,144 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
3,638 views
0 votes
1 answer

what is routing mesh under docker swarm mode?

Routing Mesh is a feature which make ...READ MORE

Jul 8, 2019 in Docker by Sirajul
• 59,230 points
8,601 views
0 votes
1 answer

how do I create an image from a tar archive in docker?

You can use docker load command inorder to get ...READ MORE

Jul 2, 2019 in Docker by Sirajul
• 59,230 points
8,858 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
• 59,230 points
7,366 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
15,897 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
• 59,230 points
8,392 views
+2 votes
0 answers

How do I install Maven on CentOS?

I went through below menetioned tutorial https://www.edureka.co/community/38761/how-do-i-install-maven-on-centos but somehow ...READ MORE

Dec 27, 2019 in DevOps Tools by Manoj
• 140 points
969 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
7,388 views