Trending questions in DevOps & Agile

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1 answer

Kubernetes can't start due to too many open files in system

Run the below command to know about ...READ MORE

Aug 21, 2018 in Docker by Damon Salvatore
 • 5,980 points • 3,831 views
+2 votes
1 answer

What is the difference between a container and an image in Docker?

 Below is reference which you can follow to know ...READ MORE

Sep 20, 2018 in DevOps & Agile by shubham
 • 7,340 points • 2,424 views
0 votes
1 answer

How to open a port for http traffic on ec2 from node app?

Here are the steps that you can ...READ MORE

Jul 17, 2018 in DevOps on Cloud by Atul
 • 10,240 points • 5,311 views
0 votes
1 answer

Why do we need Kubernetes dashboard?

Kubernetes Dashboard is a general purpose, web-based ...READ MORE

Oct 8, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,715 views
0 votes
1 answer

Only one node read on kubectl get nodes

I think your Cluster IP range is ...READ MORE

Oct 10, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,609 views
0 votes
1 answer

Kubernetes ingress rules

Assuming you are using the Nginx Ingress ...READ MORE

Sep 10, 2018 in Kubernetes by Kalgi
 • 52,340 points • 2,902 views
0 votes
1 answer

create firewall for kubernetes cluster in google container engine

This is currently not possible on google ...READ MORE

Oct 5, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,822 views
0 votes
1 answer

Location of docker images downloaded by Docker (1.9.1) on Mac OS X

If you’re using docker for MAC, yhen ...READ MORE

Jul 30, 2018 in Docker by Kalgi
 • 52,340 points • 4,712 views
0 votes
1 answer

ingress for kubernetes wordpress

You can configure your ingress to forward ...READ MORE

Sep 7, 2018 in Kubernetes by Kalgi
 • 52,340 points • 3,019 views
0 votes
1 answer

distinguish allowed_hosts and cors_origin_regex_whitelist in django?

ALLOWED_HOSTS as in docs is quite self ...READ MORE

Jul 6, 2018 in DevOps Tools by ajs3033
 • 7,300 points • 5,725 views
0 votes
1 answer

One user per node in kubernetes cluster

In your case with the information you've ...READ MORE

Oct 5, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,792 views
0 votes
1 answer

map 2 ports in my deployment file - kubernetes ingress

You can add as many ports as ...READ MORE

Sep 24, 2018 in Kubernetes by Kalgi
 • 52,340 points • 2,262 views
0 votes
1 answer

Kops vd kube-aws

I recommend using kops as its easy ...READ MORE

Oct 8, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,656 views
0 votes
1 answer

error "secure connection failed" in ingress controller

Nginx ingress tries to redirect to an ...READ MORE

Sep 12, 2018 in Kubernetes by Kalgi
 • 52,340 points • 2,777 views
0 votes
1 answer

Command to get the secret key used to login into the dashboard

Hey @Lina, use this command you'll get ...READ MORE

Oct 8, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,642 views
0 votes
1 answer

Installing Kubernetes on aws gives an error

seems like you are missing region. Try ...READ MORE

Oct 4, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,814 views
+1 vote
1 answer

Docker Container Networking with Docker-in-Docker

Given your example docker-in-docker setup above, you ...READ MORE

Jul 30, 2018 in Docker by Kalgi
 • 52,340 points • 4,622 views
0 votes
1 answer

NoSuchBucket error when running Kubernetes on AWS

It's probably a region issue; I'm guessing ...READ MORE

Oct 4, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,807 views
0 votes
1 answer

Kubernetes: Ingress doesn't set IP address

You must set up an ingress controller ...READ MORE

Sep 12, 2018 in Kubernetes by Kalgi
 • 52,340 points • 2,755 views
0 votes
1 answer

Modifying a deployment without editing the file manually

You can try kubectl patch to do ...READ MORE

Aug 24, 2018 in Kubernetes by ajs3033
 • 7,300 points • 3,566 views
0 votes
1 answer

While trying to connect to https://index.docker.io showing network timed out.

I think your problem can be fixed ...READ MORE

Oct 9, 2018 in DevOps & Agile by Damon Salvatore
 • 5,980 points • 1,601 views
0 votes
1 answer

Kubernetes - Job scheduling API

You will find the CronJobresource in the batch/v1beta1 API group. ...READ MORE

Sep 17, 2018 in Kubernetes by Kalgi
 • 52,340 points • 2,519 views
0 votes
1 answer

Kubernetes ingress for leader follower system

you can use a traefik backend health ...READ MORE

Oct 1, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,914 views
0 votes
1 answer

Where is the Docker daemon log?

It depends on your OS. Here are ...READ MORE

Jul 18, 2018 in Docker by Kalgi
 • 2,680 points • 5,152 views
0 votes
2 answers

How can I inspect the file system of a failed `docker build

Failed command is a build that has ...READ MORE

Aug 6, 2018 in Docker by Nilesh
 • 7,060 points • 4,439 views
0 votes
1 answer

Specifying PVs while defining replication Controller in GCP.

You'll have to define a Persistent Volume ...READ MORE

Oct 10, 2018 in Kubernetes by DareDev
 • 6,890 points • 1,540 views
0 votes
1 answer

I’m facing a login error when I try to run Jenkins on Docker. How do I solve this?

You have to open the /var/log/jenkins/jenkins.log file to ...READ MORE

Jul 24, 2018 in Jenkins by Sophie may
 • 10,620 points • 4,879 views
0 votes
1 answer

Docker for Windows error: Same docker image works in Docker for Windows but not in docker on linux

I got the same error, the problem ...READ MORE

Sep 26, 2018 in Docker by Tyrion anex
 • 8,690 points • 2,110 views
0 votes
1 answer

config-map kubernetes multiple environments

Deploy your application as helm chart.  After having ...READ MORE

Aug 31, 2018 in Kubernetes by Kalgi
 • 52,340 points • 3,226 views
0 votes
1 answer

nnot set docker credentials on kubernetes AWS

The best method for you is ImagePullSecrets - you ...READ MORE

Oct 9, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,540 views
0 votes
1 answer

Getting numbered build artefact using ansible from jenkins

You can get the build number with ...READ MORE

Aug 20, 2018 in Ansible by ajs3033
 • 7,300 points • 3,681 views
0 votes
1 answer

Load Balancing methods/algorithms used in nginx

Nginx uses the following algorithms: Round Robin, ...READ MORE

Oct 1, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,866 views
0 votes
1 answer

Testing server response with timeout using ansible

Got it working using wait_for and until ...READ MORE

Aug 7, 2018 in Ansible by Atul
 • 10,240 points • 4,240 views
+5 votes
1 answer

How much automation is too much automation

I think with incidents, there isn’t enough ...READ MORE

Sep 21, 2018 in Kubernetes by Kalgi
 • 52,340 points • 2,093 views
0 votes
1 answer

Ubuntu and updating Docker

Try this sudo sh -c "wget -qO- https://get.docker.io/gpg ...READ MORE

Aug 1, 2018 in Docker by Kalgi
 • 52,340 points • 4,483 views
0 votes
1 answer

Set up kubernetes cluster on ubuntu

Do kubeadm reset and start all over ...READ MORE

Oct 5, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,674 views
0 votes
1 answer

How do I push a docker image to a private repository?

Here is what you can do. Just try ...READ MORE

Sep 19, 2018 in DevOps & Agile by Damon Salvatore
 • 5,980 points • 2,379 views
+1 vote
1 answer

Jenkins vs Bamboo

Most of Bamboo's functionality is pre-built. i.e.it doesn’t require ...READ MORE

Sep 24, 2018 in DevOps & Agile by Kalgi
 • 52,340 points • 2,090 views
0 votes
1 answer

Pod not sharing directory - Kubernetes volume Hostpath

he issue was on the volume definition, ...READ MORE

Aug 28, 2018 in Kubernetes by Kalgi
 • 52,340 points • 3,298 views
0 votes
1 answer

Deploy Kubernetes on AWS Reserved instances

 You must specify the node and master ...READ MORE

Oct 4, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,685 views
0 votes
1 answer

Unable to deploy nginx ingress on kubernetes

The nginix ingress controller uses hostPort to ...READ MORE

Oct 1, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,808 views
+3 votes
2 answers

How do I set max lifetime for Docker Container?

There is one more way which you ...READ MORE

Oct 18, 2018 in DevOps & Agile by Kalgi
 • 52,340 points • 5,115 views
0 votes
1 answer

ELB names for Kubernetes on AWS

The tags of the ELB contain the ...READ MORE

Oct 4, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,660 views
0 votes
1 answer

Views on the dashboard UI

Kubernetes Dashboard consists of following dashboard views: Admin ...READ MORE

Oct 8, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,482 views
0 votes
1 answer

An error “Unable to create the home directory ‘JENKINS_HOME’”

This is most probably a permission problem. You ...READ MORE

Jul 19, 2018 in Jenkins by Kalgi
 • 2,680 points • 4,971 views
0 votes
1 answer

Unable to bring up the container using custom shell script as docker entrypoint

You have to put something infinite so ...READ MORE

Aug 9, 2018 in Docker by Damon Salvatore
 • 5,980 points • 4,058 views
0 votes
1 answer

Copy directory to other directory at Docker using ADD command

Here is how you can resolve your ...READ MORE

Oct 11, 2018 in DevOps & Agile by Damon Salvatore
 • 5,980 points • 1,318 views
0 votes
1 answer

How to rebuild an item on Jenkins pipeline

Yes you can, its pretty simple actually. Go ...READ MORE

Jul 10, 2018 in Jenkins by Kalgi
 • 2,680 points • 5,337 views
0 votes
1 answer

trouble applying TLS to the DNS name of my LoadBalancer service for my Kubernetes cluster

On Azure, if you need TLS termination ...READ MORE

Oct 5, 2018 in Kubernetes by Kalgi
 • 52,340 points • 1,572 views
0 votes
1 answer

Authenticate Jenkins CI for Github private repository

when you have a server that needs ...READ MORE

Aug 13, 2018 in Jenkins by Kalgi
 • 52,340 points • 3,822 views
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