Trending questions in DevOps & Agile

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How to increase no of executors in Jenkins?

Hi@akhtar, By default Jenkins has 2 executors. But ...READ MORE

May 13, 2020 in Jenkins by MD
 • 95,460 points • 23,634 views
0 votes
1 answer

java.lang.RuntimeException: can not run elasticsearch as root

Hi@akhtar, ElasticSearch will not require root privilege to ...READ MORE

Jun 19, 2020 in ELK Stack by MD
 • 95,460 points • 21,739 views
0 votes
1 answer

Failed to import the required Python library (Docker SDK for Python: docker (Python >= 2.7) or docker-py (Python 2.6))

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

Aug 7, 2020 in Ansible by MD
 • 95,460 points • 19,577 views
0 votes
1 answer

ERROR! Attempting to decrypt but no vault secrets found

Hi@akhtar, As you are using a vault in ...READ MORE

Aug 11, 2020 in Ansible by MD
 • 95,460 points • 19,241 views
0 votes
1 answer

OCI runtime exec failed: exec failed: container_linux.go:349: starting container process caused "exec: \"bash\": executable file not found in $PATH": unknown

Hi@akhtar, It seems that in your pod bash ...READ MORE

Jun 7, 2020 in Kubernetes by MD
 • 95,460 points • 22,008 views
+1 vote
1 answer

Caused: java.io.IOException: Cannot run program "sh" (in directory "D:\myjenkins\workspace\cal"): CreateProcess error=2, The system cannot find the file specified

Hi@akhtar, You got this error because the commands ...READ MORE

May 29, 2020 in Jenkins by MD
 • 95,460 points • 22,213 views
0 votes
2 answers

What does cherry-picking a commit with Git mean?

To answer your question, Cherry Picking in ...READ MORE

Feb 8, 2022 in Git & GitHub by Rahul
 • 9,690 points • 4,077 views
+1 vote
1 answer

javax.net.ssl.SSLHandshakeException: No appropriate protocol (protocol is disabled or cipher suites are inappropriate)

Hi@akhtar, I also faced the same issue and I ...READ MORE

May 12, 2020 in Jenkins by MD
 • 95,460 points • 22,642 views
0 votes
2 answers

How to disable or reset security settings in Jenkins?

In your local jenkins folder cat  /var/lib/jenkins/secrets/initialauthenticationpassword ...READ MORE

Feb 22, 2021 in Jenkins by srini
edited Mar 5, 2025 • 23,519 views
+2 votes
6 answers

Jenkins unable to run jobs (pending - waiting for next executor)

Increase the number of executors. I had ...READ MORE

Apr 24, 2019 in Jenkins by Maya
 • 45,278 views
0 votes
1 answer

How to connect to the localhost of the machine from the Docker container?

Hi@akhtar, You can use --network="host" in your docker run command. It will ...READ MORE

Dec 23, 2020 in Docker by MD
 • 95,460 points • 12,803 views
0 votes
0 answers

Do anyone know how to setup jenkins multimaster on gcloud?

I was try to setup jenkins multimaster ...READ MORE

Sep 26, 2021 in Jenkins by Sanjay
edited Mar 4, 2025 • 547 views
0 votes
1 answer

Error:Failed to start redis.service Unit redis-server.service is masked

Hello, If redis.service file is missed in directory path /etc/systemd/system/redis.service so we ...READ MORE

May 18, 2020 in Docker by Niroj
 • 82,800 points • 21,822 views
0 votes
1 answer

NB: JAVA_HOME should point to a JDK not a JRE The JAVA_HOME environment variable is not defined correctly

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

Jun 4, 2020 in DevOps & Agile by MD
 • 95,460 points • 21,060 views
0 votes
1 answer

JNLP agent port is disabled and agents cannot connect this way. Go to security configuration screen and change it.

Hi@MD, By default JNLP agent port is disabled ...READ MORE

May 29, 2020 in Jenkins by akhtar
 • 38,260 points • 21,284 views
0 votes
1 answer

Error saying "No apt package "kubeadm", but there is a snap with that name. Try "snap install kubeadm""

After adding gpg key and repositories, you ...READ MORE

Apr 16, 2022 in Kubernetes by Prashanth5429
edited Mar 5, 2025 • 12,674 views
0 votes
1 answer

Pushing to Git returning Error Code 403 fatal: HTTP request failed.

Hi@akhtar, Github seems to only support the ssh ...READ MORE

Jan 5, 2021 in Git & GitHub by MD
 • 95,460 points • 11,481 views
0 votes
1 answer

How to get the current branch name in Git?

Hi@akhtar, You can run the git branch command ...READ MORE

Dec 22, 2020 in Git & GitHub by MD
 • 95,460 points • 11,826 views
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
 • 95,460 points • 17,946 views
0 votes
1 answer

"msg": "Failed to connect to the host via ssh: root@192.168.0.179: Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password).",

Hi@akhtar, You need to pass the username and ...READ MORE

Jul 28, 2020 in Ansible by MD
 • 95,460 points • 17,840 views
+1 vote
1 answer

"error loading config from \"prometheus.yml\": couldn't load configuration (--config.file=\"prometheus.yml\"): parsing YAML file prometheus.yml: yaml: unmarshal errors:"

Hi@akhtar, Whenever you add any node to scrape ...READ MORE

May 27, 2020 in DevOps & Agile by MD
 • 95,460 points • 20,323 views
0 votes
1 answer

How to run firefox inside docker container?

Hi@akhtar, Generally, if you run firefox inside docker ...READ MORE

Apr 16, 2020 in Docker by MD
 • 95,460 points • 22,101 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
 • 95,460 points • 13,889 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
 • 95,460 points • 15,791 views
0 votes
0 answers

physical network interfaces were not found: VirtualBox Host-Only Ethernet Adapter #2 (adapter 2) You can either change the machine's network settings or stop the machine.

Hi I am unable to login to ...READ MORE

May 18, 2019 in Other DevOps Questions by Sumit
 • 120 points • 6,394 views
0 votes
0 answers

cat: highwire-api-tests/targetB/surefire-reports/runners.RunTest.txt: No such file or directory script returned exit code 1

if i run the jenkins job in ...READ MORE

Aug 27, 2021 in DevOps & Agile by jyothi
edited Mar 4, 2025 • 508 views
0 votes
0 answers

Single-Single Microservices deployment with database via Jenkins pipleline

I have 3 microservices with 3 database. ...READ MORE

Aug 25, 2021 in DevOps & Agile by Neha
edited Mar 4, 2025 • 533 views
0 votes
1 answer

How to install HELM in Windows?

Hi@akhtar, You can follow the below-given steps to ...READ MORE

Jul 6, 2020 in Kubernetes by MD
 • 95,460 points • 18,365 views
0 votes
0 answers

Is it possible to set a hostname like (ambari-app.ec2.internal) with dots(.) in a Kubernetes Replication Controller(RC)?

Case: 1) If i put the hostname like ambari-app.ec2.internal  ...READ MORE

Aug 4, 2021 in Kubernetes by anonymous
edited Mar 4, 2025 • 1,282 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
 • 95,460 points • 14,878 views
0 votes
0 answers

On aws instance jenkins not working

I have ienkins installed on aws server ...READ MORE

Aug 14, 2021 in DevOps & Agile by Abhishek
edited Mar 4, 2025 • 493 views
0 votes
1 answer

iptables v1.6.0: can't initialize iptables -F: Permission denied (you must be root)

Hi@akhtar, You may get this error, if you didn't ...READ MORE

May 12, 2020 in Docker by MD
 • 95,460 points • 20,211 views
0 votes
1 answer

error on branch master nothing to commit, working directory clean, when try to commit my changes.

Hi@akhtar,  If you already have a .git/ folder ...READ MORE

Apr 10, 2020 in Git & GitHub by MD
 • 95,460 points • 21,519 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
 • 95,460 points • 16,584 views
0 votes
0 answers

Hi all, when I add a rule file in prometheus .yml file, the promethus service will be stopped. I checked the log but couldnt figure it out

This is the prometheus.yml file. Before I ...READ MORE

Aug 5, 2021 in DevOps Tools by Khopithan
edited Mar 4, 2025 • 604 views
0 votes
1 answer

How to capture the output of a task in Ansible Playbook?

Hi@akhtar, Ansible registers module used to capture/store the ...READ MORE

Aug 2, 2020 in Ansible by MD
 • 95,460 points • 16,415 views
0 votes
1 answer

How to enable SSH inside Docker container?

Hi@akhtar, To enable SSH inside Docker Container, you ...READ MORE

Jun 4, 2020 in Docker by MD
 • 95,460 points • 18,906 views
+1 vote
1 answer

Difference between git add -A and git add . command.

Hi@akhtar, The difference lies in which files get ...READ MORE

Dec 22, 2020 in Git & GitHub by MD
 • 95,460 points • 10,131 views
0 votes
2 answers

ERROR! Unexpected Exception, this is probably a bug: HTTP Error 400: Bad Request

When you get the 400 number, that ...READ MORE

Feb 9, 2022 in Ansible by Soham
 • 9,730 points • 3,585 views
0 votes
5 answers

Error saying "Unable to connect to the server: x509: certificate signed by unknown authority"

export KUBECONFIG=/etc/kubernetes/admin.conf READ MORE

Jul 27, 2019 in Kubernetes by aneesh ansari
 • 38,493 views
0 votes
0 answers

Jenkins is process running, however not reachable

I am installing jenkins on ubuntu VM ...READ MORE

Jul 28, 2021 in Jenkins by Asmaa
edited Mar 4, 2025 • 542 views
+2 votes
1 answer

Error response from daemon: This node is already part of a swarm. Use "docker swarm leave" to leave this swarm and join another one.

Hi@akhtar, It is showing in the error that you ...READ MORE

Dec 24, 2020 in Docker by MD
 • 95,460 points • 9,665 views
+1 vote
4 answers

COPY is not working in Docker

I had the exact same issue. I ...READ MORE

May 6, 2019 in Docker by Emilia
 • 26,174 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
 • 95,460 points • 14,419 views
0 votes
1 answer

How to configure Jenkins to run on port 80?

Hi@akhtar, You can change the port no from ...READ MORE

Oct 26, 2020 in Jenkins by MD
 • 95,460 points • 12,003 views
0 votes
1 answer

What is the difference between bridge network and overlay network?

Hi@akhtar, The Bridge is the default network driver. If ...READ MORE

Dec 28, 2020 in Docker by MD
 • 95,460 points • 9,203 views
0 votes
0 answers

need to uninstall haproxy 1.8 and install 2.2 in ansible playbook

- name: Gather the package facts     ansible.builtin.package_facts:      manager: auto   - ...READ MORE

Jul 15, 2021 in DevOps & Agile by Poorna
edited Mar 4, 2025 • 544 views
0 votes
1 answer

How to compare two files using Ansible?

Hi@akhtar, You can use the copy module in ...READ MORE

Sep 17, 2020 in Ansible by MD
 • 95,460 points • 13,391 views
0 votes
0 answers

Need help to deploy angular5 app to aws with jenkins from scratch

Need help to deploy angular5 app to ...READ MORE

Jul 14, 2021 in DevOps Tools by Anbarasan
edited Mar 4, 2025 • 487 views
0 votes
2 answers

how to execute a shell script post build step in Jenkins?

You could use the Post Build Task Plugin ...READ MORE

Jul 31, 2019 in Jenkins by Sirajul
 • 59,190 points • 32,012 views
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