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
 • 22,073 views
0 votes
0 answers

Set up the necessary tools such as git, chromedriver(selenium), chromium browser(selenium) on the slave node through Ansible [closed]

Going through the Devops project. There is ...READ MORE

Feb 9, 2020 in Ansible by anonymous
 • 130 points
closed Feb 14, 2020 by Sirajul • 1,854 views
0 votes
1 answer

Error: Puppet agent lock file exist - skipping (/var/lib/puppet/state/agent_catalog_run.lock exists

This usually happens when you have already ...READ MORE

Sep 18, 2019 in Puppet by Sirajul
 • 59,190 points • 7,993 views
0 votes
2 answers

Docker for windows: Eval command not found

I use the cmder console emulator. For the ...READ MORE

Aug 29, 2020 in Docker by Pistle
 • 1,000 points
edited Aug 30, 2020 by Gitika • 8,070 views
0 votes
1 answer

How to integrate bitbucket with Jenkins ?

You need to use the Bitbucket plugin ...READ MORE

Feb 11, 2020 in Jenkins by anonymous
 • 59,190 points • 1,723 views
0 votes
1 answer

Is terraform alternative to configuration management tools like ansible or puppet??

Ansible/Puppet/Chef is primarily a configuration management tool, ...READ MORE

Feb 3, 2020 in DevOps Tools by anonymous
 • 59,190 points • 2,020 views
0 votes
0 answers

Project design: building a website that'd allow users to submit code and my back end would use a cluster of machines (probably on AWS?) to run the code and return the result.

Hi. I'm new to Docker and am ...READ MORE

Feb 6, 2020 in Docker by anonymous
 • 19,550 points • 1,881 views
+1 vote
1 answer

How download artifactory(.tar.gz file) from jfrog artifactory using ansible playbook in linux servers?

Hey @Anil, download the artifactory(.tar.gz) file and ...READ MORE

Aug 13, 2019 in Ansible by Kamal
 • 9,494 views
0 votes
1 answer

Automatic merge failed; fix conflicts and then commit the result

Hi@Hasid, There are two types of merging in ...READ MORE

Feb 2, 2020 in Git & GitHub by MD
 • 95,460 points • 2,033 views
0 votes
0 answers

Not able to run my docker conatiner in local host

FROM ubuntu MAINTAINER Luke Crooks "luke@pumalo.org" RUN apt-get update RUN ...READ MORE

Feb 21, 2020 in Docker by Haseeb
 • 120 points • 1,064 views
0 votes
1 answer

What is Scaling in Kubernetes and how would you enable it?

On Google Compute Engine (GCE) and Google Container Engine (GKE) (and ...READ MORE

Feb 11, 2020 in Kubernetes by anonymous
 • 59,190 points • 1,447 views
0 votes
1 answer

Which is good monitoring tool for checking docker container health end to end or any shell scripts for it?

You can try using these commands: docker ps curl - ...READ MORE

Feb 3, 2020 in Docker by anonymous
 • 6,260 points • 1,741 views
0 votes
1 answer

Can somebody define Persistent Volume (PV) and Persistent Volume Claim (PVC) of kubernetes in simple terms?

PVs are resources in the cluster. PVCs ...READ MORE

Feb 4, 2020 in Kubernetes by Sirajul
 • 59,190 points • 1,653 views
0 votes
1 answer

What is the need of database in devops?

DevOps is the convergence of development and ...READ MORE

Feb 11, 2020 in DevOps Tools by Sirajul
 • 59,190 points • 1,317 views
+1 vote
5 answers

My docker container has no internet

Try resetting all the parameters pkill docker iptables -t ...READ MORE

Jul 31, 2018 in Docker by Kalgi
 • 52,340 points • 19,226 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 • 5,916 views
0 votes
1 answer

AWS Best Cloud Formation Templates

I guess you should check this out https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cfn-sample-templates.html Hope ...READ MORE

Feb 18, 2020 in DevOps on Cloud by Sirajul
 • 59,190 points • 1,135 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 • 24,657 views
0 votes
1 answer

How do I install docker-compose on linux?

Docker Compose is a tool for defining ...READ MORE

Jul 2, 2019 in Docker by Sirajul
 • 59,190 points • 10,823 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 • 1,002 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 • 1,313 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
 • 59,190 points • 9,821 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 • 1,392 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
 • 52,340 points • 3,980 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 • 7,071 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
 • 59,190 points • 8,185 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
 • 21,273 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 • 1,318 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 • 1,337 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
 • 16,716 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
 • 17,950 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 • 7,975 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 • 9,945 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 • 4,953 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 • 1,050 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
 • 25,613 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 • 3,966 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
 • 8,978 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
 • 8,759 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
 • 15,074 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
 • 10,216 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
 • 8,991 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 • 1,551 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
 • 18,460 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 • 878 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 • 2,794 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 • 3,616 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 • 9,887 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 • 9,196 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 • 7,587 views
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