Trending questions in DevOps & Agile

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Permission denied when executing module using ansible on host machine

Hi@Shamsher, This error usually occurs when their is ...READ MORE

May 29, 2020 in DevOps & Agile by MD
• 95,460 points
5,148 views
0 votes
1 answer

What is a template in Ansible?

Hi@akhtar, Managing configurations of multiple servers and environments are ...READ MORE

Aug 2, 2020 in Ansible by MD
• 95,460 points
1,730 views
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1 answer

How to create one PVC in Kubernetes Cluster?

Hi@akhtar, In Kubernetes, no command is available to ...READ MORE

Jul 6, 2020 in Kubernetes by MD
• 95,460 points
2,839 views
0 votes
1 answer

Unable to install packages through Ansible

Hi, Try to ping your all nodes. There ...READ MORE

Jul 15, 2020 in Ansible by MD
• 95,460 points
2,422 views
0 votes
1 answer

How to launch a Docker container for MySQL?

Hi@akhtar, You can download MySQL image from the docker ...READ MORE

Jul 29, 2020 in Docker by MD
• 95,460 points
1,751 views
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1 answer

How to install Ansible in Linux system?

Hi@akhtar, To install Ansible in your Linux system, ...READ MORE

Jul 28, 2020 in Ansible by MD
• 95,460 points
1,820 views
+1 vote
1 answer

How to deploy war file into the Websphere using ansible playbook

Hi@M, You can use the below-given example. - name: ...READ MORE

Jun 29, 2020 in Ansible by MD
• 95,460 points
3,364 views
0 votes
1 answer

How to launch one Docker container for Logstash?

Hi@akhtar, You can find one Docker image for ...READ MORE

Jun 17, 2020 in Docker by MD
• 95,460 points
3,488 views
0 votes
1 answer
0 votes
1 answer

How to create template in Ansible?

Hi@akhtar, A template in Ansible is a file ...READ MORE

Aug 2, 2020 in Ansible by MD
• 95,460 points
1,453 views
0 votes
1 answer

ERROR: Could not find a valid gem 'logstash-core-plugin-api' (>= 0) in any repository

Hi@akhtar, I think you don't have JRuby installed ...READ MORE

Jun 18, 2020 in DevOps Tools by MD
• 95,460 points
3,404 views
0 votes
1 answer

How to install kubectl in Linux system?

Hi@akhtar, Kubectl is a program that connects your ...READ MORE

May 19, 2020 in Kubernetes by MD
• 95,460 points
4,689 views
0 votes
1 answer

Find Memory consumption of the container by using commands inside the container

Hi, You can use any monitoring tools like ...READ MORE

Jul 28, 2020 in DevOps & Agile by MD
• 95,460 points
1,643 views
0 votes
1 answer

Bash script to revoke Inbound rule after some time

Hi@Lakshminarayanan, You can find command to remove your ingress ...READ MORE

Jul 7, 2020 in Other DevOps Questions by MD
• 95,460 points
2,559 views
0 votes
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kubelet, minikube Back-off restarting failed container

Hi@akhtar, You may get this error if you ...READ MORE

May 22, 2020 in Kubernetes by MD
• 95,460 points
4,494 views
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1 answer

How do we write Jenkins file for pipeline in CICD? Is there any other way to build pipeline apart from jenkin file?

Hi@Ankit, According to my knowledge of a pipeline ...READ MORE

Jul 20, 2020 in DevOps & Agile by MD
• 95,460 points
1,939 views
0 votes
1 answer

Get "http://192.168.99.103:1234/metrics": dial tcp 192.168.99.103:1234: connect: no route to host

Hi@akhtar, There may be an issue with your ...READ MORE

May 27, 2020 in DevOps & Agile by MD
• 95,460 points
4,222 views
0 votes
1 answer

[ERROR][org.logstash.Logstash] java.lang.NoClassDefFoundError: Could not initialize class org.logstash.config.ir.compiler.ComputeStepSyntaxElement

Hi@akhtar, Logstash server needs OpenJDK in the background. ...READ MORE

Jun 18, 2020 in DevOps Tools by MD
• 95,460 points
3,295 views
0 votes
1 answer

what are the different types of docker networking drivers ?

Docker’s networking subsystem is pluggable using drivers. ...READ MORE

Jul 5, 2019 in Docker by Sirajul
• 59,190 points
18,327 views
0 votes
1 answer

Error: com.microsoft.sqlserver.jdbc.SQLServerDriver not loaded. :jdbc_driver_library is not set, are you sure you included the proper driver client libraries in your classpath?

Hi@akhtar, This has been an issue with the logstash-filter-jdbc_static driver. ...READ MORE

Jun 18, 2020 in DevOps Tools by MD
• 95,460 points
3,277 views
0 votes
1 answer

fatal: The current branch master has no upstream branch

Hi@akhtar, You got this error, because you did ...READ MORE

Apr 30, 2020 in Git & GitHub by MD
• 95,460 points
5,288 views
0 votes
1 answer

java.lang.IllegalArgumentException: Invalid bracketed host/port range.

Hi@akhtar, You need to set the hostname in ...READ MORE

Jun 19, 2020 in ELK Stack by MD
• 95,460 points
3,129 views
0 votes
1 answer

Can any explain me what is exact difference between NCPA and NRPE in nagios monitoring tool??

NCPA is a cross-platform monitoring agent for ...READ MORE

Feb 11, 2020 in Nagios by anonymous
• 59,190 points
8,685 views
0 votes
1 answer

Failed to start podman.service: Unit podman.service not found.

Hi@akhtar, Before starting Podman service, you have to ...READ MORE

Apr 20, 2020 in Docker by MD
• 95,460 points
5,625 views
0 votes
1 answer

javax.mail.messagingexception: could not connect to SMTP host: smtp.Gmail.com, port: 465 in jenkins.

Hi@akhtar, In general, gmail will not allow any ...READ MORE

Apr 16, 2020 in Jenkins by MD
• 95,460 points
5,764 views
0 votes
1 answer

How to access kubernetes keys in etcd?

Hi@akhtar, To find out all the Keys in ...READ MORE

Jul 8, 2020 in Kubernetes by MD
• 95,460 points
2,160 views
0 votes
4 answers

Error: Docker not found when building docker image on Jenkins pipeline

Check if you have Docker installed and ...READ MORE

Apr 23, 2019 in Jenkins by Vimal
26,776 views
0 votes
1 answer

How to configure Jenkins environment using HELM?

Hi@akhtar, You need to install the helm chart ...READ MORE

Jul 6, 2020 in Kubernetes by MD
• 95,460 points
2,187 views
0 votes
1 answer

"Exception in thread "main" Java.lang.OutOfMemoryError: GC overhead limit exceeded" error in jenkins.

Hi@akhtar, First, check the space in the Server ...READ MORE

Apr 3, 2020 in Jenkins by MD
• 95,460 points
6,211 views
+1 vote
1 answer

Docker-compose up throwing error

the issue is with space formatting of ...READ MORE

Feb 29, 2020 in Docker by anonymous
8,920 views
0 votes
1 answer
0 votes
1 answer

error [11:29:09.846] [warning][stats-collection] Error: No Living connections

Hi@akhtar, The basic requirement to run the Kibana ...READ MORE

Jun 19, 2020 in ELK Stack by MD
• 95,460 points
2,779 views
0 votes
1 answer

How to add Node Exporter in Prometheus server?

Hi@akhtar, To add Node Exporter in Prometheus server, you have to ...READ MORE

May 28, 2020 in DevOps & Agile by MD
• 95,460 points
3,703 views
0 votes
1 answer

Error: release failed: services "zookeeper" already exists

Hi@akhtar, There may be a problem in your ...READ MORE

Jul 8, 2020 in Kubernetes by MD
• 95,460 points
1,927 views
0 votes
1 answer
0 votes
1 answer

How to connect log file as an input in Logstash?

Hi@akhtar, You can use the file plugin to ...READ MORE

Jun 17, 2020 in DevOps Tools by MD
• 95,460 points
2,819 views
0 votes
2 answers

puppetserver ca list Command Error - Centos 7

You could troubleshoot it this way: Verify that ...READ MORE

Feb 25, 2020 in Puppet by anonymous
• 19,550 points
7,676 views
0 votes
1 answer

How to configure Keyboard as stdin in Logstash?

Hi@akhtar, You can find stdin and stdout plugins ...READ MORE

Jun 17, 2020 in DevOps Tools by MD
• 95,460 points
2,804 views
0 votes
1 answer

What is mean by hosting an application and deployment?

Hello, Hosting an application:  Web hosting is a ...READ MORE

Feb 24, 2020 in Other DevOps Questions by Niroj
• 82,800 points
7,776 views
0 votes
1 answer

error: The branch 'dev1' is not fully merged.If you are sure you want to delete it, run 'git branch -D dev1'.

Hi@akhtar, When you create one new branch in ...READ MORE

May 10, 2020 in Git & GitHub by MD
• 95,460 points
4,359 views
0 votes
1 answer

Ansible error: ERROR! Variables must be specified as a dictionary, or a list of dictionaries

the correct syntax for the var file ...READ MORE

Jun 2, 2020 in Ansible by yehuda
9,382 views
0 votes
0 answers

Doubt Regarding Jenkins Shared Libraries

Hello All, I have doubt.The way we declare ...READ MORE

Jul 14, 2020 in Jenkins by omkarnik
• 120 points
1,552 views
0 votes
1 answer

error: RPC failed; result=18, HTTP code = 200KiB | 5.00 KiB/s fatal: The remote end hung up unexpectedly fatal: early EOF

Hi@akhtar, In your case buffer size of git ...READ MORE

Apr 10, 2020 in Git & GitHub by MD
• 95,460 points
5,553 views
0 votes
1 answer

Kuberneted dashboard is not accessible after deploying 3 node cluster

Hi, There may a problem with firewalld. You ...READ MORE

Jul 13, 2020 in Kubernetes by MD
• 95,460 points
1,531 views
0 votes
1 answer

How to create a Jenkins Pipeline?

Hi@akhtar, To create a basic Pipeline through Jenkins ...READ MORE

Jul 7, 2020 in Jenkins by MD
• 95,460 points
1,730 views
0 votes
1 answer

How to filter IP from a log file using Logstash?

Hi@akhtar, You can use the filter plugin in Logstash. It ...READ MORE

Jun 18, 2020 in DevOps Tools by MD
• 95,460 points
2,539 views
0 votes
1 answer

Delete multiple docker images at a time.

Hi@akhtar, You can create your customize command to ...READ MORE

Jul 6, 2020 in Docker by MD
• 95,460 points
1,737 views
0 votes
2 answers

" apt-get install -y kubelet kubeadm kubectl" giving error

apt-get install -y kubelet kubeadm kubectl kubernetes-cni READ MORE

Sep 11, 2020 in Kubernetes by anonymous
12,457 views
0 votes
1 answer

Dockerfile to install apache server and start httpd service on it.

Hey @Kali, That's pretty simple. You could have ...READ MORE

Jan 22, 2019 in Docker by Yesha
24,586 views
0 votes
1 answer

how can we unarchive multiple different files using ansible-playbook? i tried this yml file its getting error

RAR file is used to store other ...READ MORE

Oct 9, 2020 in Ansible by jack miller
6,581 views