Most viewed questions in DevOps & Agile

0 votes
1 answer

No match for argument: ansible Error: Unable to find a match

Hi@akhtar, Ansible is not part of your RedHat ...READ MORE

Jul 28, 2020 in Ansible by MD
 • 95,440 points • 14,143 views
0 votes
1 answer

Error saying "ImportError: No module named ansible.playbook" when installing Ansible on AWS

Hey Loki, Looks like your python library ...READ MORE

Jan 13, 2019 in Ansible by Patrick
 • 14,122 views
0 votes
1 answer

Error reading config file (/etc/ansible/ansible.cfg): File contains no section headers.

Hi@akhtar, You need to add one tag in ...READ MORE

Jul 28, 2020 in Ansible by MD
 • 95,440 points • 14,070 views
+1 vote
1 answer

Is it possible to append a large amount of text to a file using Ansible?

Here is concept which you can follow. blockinfile is ...READ MORE

Jul 30, 2018 in Ansible by Atul
 • 10,240 points • 14,039 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
 • 13,961 views
0 votes
1 answer

[ERROR] [Entrypoint]: Database is uninitialized and password option is not specified

Hi@akhtar, As we know mysql database requires user ...READ MORE

Apr 14, 2020 in Docker by MD
 • 95,440 points • 13,814 views
0 votes
1 answer

Conversion failed when converting date and/or time from character string while inserting datetime

The SQL server supports many formats. Most ...READ MORE

Apr 30, 2022 in Other DevOps Questions by narikkadan
 • 63,420 points • 13,811 views
0 votes
1 answer

How to Backup, Restore or Migrate data volumes in a docker container?

Steps to Backup a container 1)     ...READ MORE

Jul 3, 2019 in Docker by Sirajul
 • 59,230 points • 13,775 views
0 votes
2 answers

Error saying "unable to prepare context: unable to evaluate symlinks in Dockerfile path" when trying to pull an image using a Dockerfile

This could be because your docker image ...READ MORE

Feb 27, 2019 in Docker by Vardhan
 • 13,190 points • 13,699 views
+1 vote
3 answers

How to set Windows Firewall to allow Docker for Windows to share drive?

This is simple, you don't actually need ...READ MORE

Aug 29, 2018 in DevOps & Agile by Tyrion anex
 • 8,700 points • 13,681 views
0 votes
1 answer

"msg": "winrm or requests is not installed: No module named winrm"

Hi@akhtar, You need to install pywinrm module in ...READ MORE

Sep 8, 2020 in Ansible by MD
 • 95,440 points • 13,644 views
0 votes
1 answer

What's the difference between kubernetes load balancer and ingress controller?

Load Balancer: So Kubernetes LoadBalancer just points ...READ MORE

Jan 4, 2019 in Kubernetes by DareDev
 • 6,890 points • 13,496 views
+1 vote
4 answers

Updating kubernetes configmap/secret without removing the existing one

You can use edit for small changes ...READ MORE

Apr 24, 2019 in Kubernetes by Vinayak
 • 13,272 views
0 votes
1 answer

How to overwrite the content of a file in remote systems using Ansible playbook?

Hi@akhtar, You can find one argument in the ...READ MORE

Aug 2, 2020 in Ansible by MD
 • 95,440 points • 13,267 views
0 votes
2 answers

keep container running on Kubernetes

Try using this CMD in your Dockerfile: CMD exec /bin/bash ...READ MORE

Aug 30, 2018 in Kubernetes by Nilesh
 • 7,050 points • 13,147 views
0 votes
1 answer

what is the full form of APSI in agile metrics ?

APSI has a wide array of meaning ...READ MORE

Nov 7, 2020 in DevOps & Agile by Edureka
 • 190 points • 13,097 views
0 votes
1 answer

fatal: unable to auto-detect email address (got 'none.(none)')

Hi@MD, When you installed git in your system ...READ MORE

Apr 29, 2020 in Git & GitHub by akhtar
 • 38,230 points • 13,086 views
0 votes
1 answer

E: Could not open lock file /var/lib/dpkg/lock-frontend - open (13: Permission denied)

Hi@akhtar, To install any software using non root ...READ MORE

Jun 6, 2020 in Docker by MD
 • 95,440 points • 13,074 views
+1 vote
3 answers

Is it possible for the Jenkins pipeline function 'fileExist' to handle wildcards?

If you do not have the plug-in, ...READ MORE

May 8, 2019 in Jenkins by Kalgi
 • 52,360 points • 13,051 views
0 votes
1 answer

Kubernetes Error "1 node(s) had taints that the pod didn't tolerate." [closed]

Hey @Sitara, check if all your pods ...READ MORE

Jun 27, 2019 in Kubernetes by Jazz
 • 12,955 views
0 votes
1 answer

How to remove an existing job from one view in Jenkins?

Hi@akhtar, You can remove or add jobs in ...READ MORE

Dec 8, 2020 in Jenkins by MD
 • 95,440 points • 12,797 views
0 votes
1 answer

How to add a remote git repository in Jenkins

Follow these steps: Step 1 Go to Manage ...READ MORE

May 23, 2019 in Git & GitHub by Alok
 • 12,795 views
0 votes
1 answer

How to untrack a file in Git?

Hi@akhtar, You can untrack your file from git ...READ MORE

May 4, 2020 in Git & GitHub by MD
 • 95,440 points • 12,751 views
0 votes
1 answer

Ansible error "from ansible import context ImportError: cannot import name context"

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

Aug 8, 2019 in Ansible by Pallavi
 • 12,685 views
0 votes
1 answer

Ansible error "urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:727)"

That means you do not have the ...READ MORE

Oct 15, 2019 in Ansible by Yogesh
 • 12,611 views
0 votes
1 answer

How to forcefully commit a file to Git even if the file is ruled as unchanged?

This is simple, just follow the below ...READ MORE

Jul 11, 2018 in Git & GitHub by Sophie may
 • 10,610 points • 12,534 views
+1 vote
8 answers

How can I implement process.env in Angular 5 environment?

Users do not have access to process.env ...READ MORE

Apr 3, 2018 in DevOps & Agile by DareDev
 • 6,890 points • 12,512 views
0 votes
1 answer

Using SSH keys inside docker container

Turns out when using Ubuntu, the ssh_config ...READ MORE

Jul 18, 2018 in Docker by Nilesh
 • 7,050 points • 12,443 views
0 votes
1 answer

"The task includes an option with an undefined variable. The error was: 'item' is undefined\n\nThe error appears to be in '/root/haproxy/user.yml':

Hi@akhtar, You can perform iterate tasks in Ansible ...READ MORE

Sep 1, 2020 in Ansible by MD
 • 95,440 points • 12,396 views
0 votes
2 answers

kubernetes service external ip pending

If you are not using GCE or ...READ MORE

Aug 31, 2018 in Kubernetes by Nilesh
 • 7,050 points • 12,314 views
0 votes
1 answer

How do I check uptime on hundreds of servers using Ansible?

You need an Ansible box for this, ...READ MORE

Nov 15, 2019 in Ansible by Eric
 • 12,258 views
0 votes
5 answers

Kubernetes ingress kepps returning 502 server error

I have added "/" endpoints in each ...READ MORE

May 6, 2019 in Kubernetes by Oishi
 • 12,243 views
0 votes
1 answer

/var/lib/jenkins/.ssh/known_hosts [SSH] No Known Hosts file was found at /var/lib/jenkins/.ssh/known_hosts. Please ensure one is created at this path and that Jenkins can read it.

Hi@akhtar, You are trying to connect your remote ...READ MORE

May 29, 2020 in Jenkins by MD
 • 95,440 points • 12,238 views
0 votes
1 answer

How do I delete the build cache for a docker image?

You could try this inorder to clean ...READ MORE

Jul 3, 2019 in Docker by Sirajul
 • 59,230 points • 12,177 views
0 votes
2 answers

How do I fix the “no space left on device” error in docker?

Try cleaning up: $ docker volume rm $(docker ...READ MORE

Aug 14, 2019 in Docker by Sirajul
 • 59,230 points • 12,158 views
+1 vote
1 answer

Error: Unable to access jarfile agent.jar

Hello@akhtar, Whenever we try to connect windows system ...READ MORE

May 29, 2020 in Jenkins by MD
 • 95,440 points • 12,135 views
+1 vote
2 answers

Add Insecure Registry to Docker

I added into /etc/default/docker file DOCKER_OPTS="--insecure-registry <myip>:5000" I edited that ...READ MORE

Apr 26, 2019 in Docker by Hitesh
 • 12,114 views
0 votes
1 answer

How to start a docker daemon manually?

The daemon includes many configuration options, which ...READ MORE

Jul 9, 2019 in Docker by Sirajul
 • 59,230 points • 12,106 views
+1 vote
7 answers

How to connect to a Docker container running mysql on Windows 10?

Avoid using bind_address in your my.cnf file. I don't ...READ MORE

Apr 25, 2019 in Docker by Haseeb
 • 12,095 views
0 votes
1 answer

How to check the syntax of an Ansible playbook?

Hi@akhtar, Ansible has lots of commands, that help ...READ MORE

Sep 15, 2020 in Ansible by MD
 • 95,440 points • 12,093 views
0 votes
2 answers

How to transfer docker images from one machine to another without using a repository?

To save an image to any file ...READ MORE

Aug 13, 2019 in Docker by Sirajul
 • 59,230 points • 12,010 views
0 votes
1 answer

How to move Docker containers from one host to another?

Yes you could definitely do it the ...READ MORE

Jul 2, 2019 in Docker by Sirajul
 • 59,230 points • 11,935 views
0 votes
1 answer

java.nio.file.AccessDeniedException: /root/home

Hi@akhtar, By default Jenkins home directory is set ...READ MORE

Jun 4, 2020 in Jenkins by MD
 • 95,440 points • 11,927 views
0 votes
2 answers

What are the prerequisites required to learn Kubernetes?

Pre-requistic knowledge you requires before get started ...READ MORE

Oct 13, 2020 in DevOps & Agile by vivek kumar sahu
 • 11,901 views
0 votes
2 answers

Running a cron job in a docker conratiner

Let’s create a new file called "crontab" ...READ MORE

Aug 7, 2018 in DevOps & Agile by Kalgi
 • 52,360 points • 11,899 views
+2 votes
5 answers

Where are Docker images stored on the host machine?

The contents of the /var/lib/docker directory vary ...READ MORE

Jul 18, 2018 in Docker by Kalgi
 • 2,680 points • 11,810 views
0 votes
1 answer

Error saying: no service with name kube-system/default-http-backend found

I’ve got an example that worked fine ...READ MORE

Sep 12, 2018 in Kubernetes by Kalgi
 • 52,360 points • 11,753 views
0 votes
1 answer

"msg": "Could not find or access 'home.html'\on the Ansible Controller.\nIf you are using a module and expect the file to exist on the remote, see the remote_src option"

Hi@akhtar, I think your file does not have ...READ MORE

Jul 30, 2020 in Ansible by MD
 • 95,440 points • 11,709 views
+1 vote
1 answer

How to restart Jenkins manually?

Hi@akhtar, To restart Jenkins manually, you can use ...READ MORE

Oct 22, 2020 in Jenkins by MD
 • 95,440 points • 11,666 views
0 votes
1 answer

Failed to load resource: the server responded with a status of 500 (Internal Server Error) in Bind function

The 500 code gets the error and ...READ MORE

Apr 29, 2022 in Other DevOps Questions by narikkadan
 • 63,420 points • 11,638 views
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