Most voted questions in Docker

+6 votes
1 answer

DevOps in Government

I think it would be a great ...READ MORE

Sep 24, 2018 in Docker by Hannah
• 18,040 points
48 views
+6 votes
3 answers

Difference between image and container - Containerization cencepts

Entire concept of docker and Kubernetes is ...READ MORE

Sep 12, 2018 in Docker by Kalgi
• 51,850 points
368 views
+6 votes
4 answers

Error: Docker saying "bad file descriptor"

The solution was easy enough. Add these ...READ MORE

Mar 26, 2018 in Docker by DragonLord999
• 8,400 points
1,817 views
+5 votes
7 answers

Docker swarm vs kubernetes

Swarm is easy handling while kn8 is ...READ MORE

Aug 27, 2018 in Docker by Mahesh Ajmeria
1,217 views
+4 votes
4 answers

How To Access a Service on Host From a Docker Container?

Adding to kalgi's answer, You can also ...READ MORE

Oct 16, 2018 in Docker by lina
• 8,200 points

edited Oct 16, 2018 by lina 11,303 views
+3 votes
3 answers

Not able to connect worker nodes to the swarm. Connection refused error

This definitely has to be a firewall issue. ...READ MORE

Apr 26, 2019 in Docker by Vaidya
7,378 views
+2 votes
1 answer

Docker swarm, not service not deploying to other nodes

Hi @Karenh. Try removing all the old images ...READ MORE

Jan 31 in Docker by Aisha
193 views
+2 votes
1 answer

getting error "Error response from daemon: OCI runtime create failed"

FROM: ubuntu:latest MAINTAINER rajendrachowdary40@gmail.com RUN apt-get update RUN apt-get install ...READ MORE

Aug 16, 2019 in Docker by Rajendra
• 470 points
1,674 views
+2 votes
2 answers

Running httpd in container as non-root user using port 80

You could probably try adding this cmd in ...READ MORE

Aug 9, 2019 in Docker by Sirajul
• 52,710 points
1,347 views
+2 votes
1 answer

Cannot connect to docker swarm service task

The id that command docker service ps <service> gives ...READ MORE

Sep 26, 2018 in Docker by Kalgi
• 51,850 points
306 views
+2 votes
1 answer

Nodes not able to join docker swarm cluster

You need to provide more information like ...READ MORE

Sep 26, 2018 in Docker by Kalgi
• 51,850 points
452 views
+2 votes
1 answer

Creating docker swarm using ansible

hello @hannah, You need to use the ...READ MORE

Sep 26, 2018 in Docker by Kalgi
• 51,850 points
991 views
+2 votes
4 answers

How to install packages inside a docker Ubuntu image?

Execute the update and the install command ...READ MORE

Apr 24, 2019 in Docker by Vismaya
11,430 views
+2 votes
12 answers

How can I run a ‘docker exec’ command inside a docker container?

you can run any command in a ...READ MORE

Dec 10, 2018 in Docker by Pramiti
313,885 views
+2 votes
6 answers

If conditional in docker file

You can use the test command RUN test ...READ MORE

Dec 10, 2018 in Docker by Shushant
39,046 views
+2 votes
6 answers

copy directories in docker container excluding any one directory

One of the way could be copy ...READ MORE

Dec 10, 2018 in Docker by Prateek
11,480 views
+1 vote
1 answer

How to plot graph inside docker container?

Hi@akhtar, To plot a graph we generally use ...READ MORE

6 days ago in Docker by MD
• 21,340 points
64 views
+1 vote
0 answers

How can I map a docker location to my Jenkins workspace so that I can use the files in my Jenkins

Hey guys, I was trying to execute few ...READ MORE

Feb 25 in Docker by dineshkumar
• 130 points
476 views
+1 vote
0 answers

trying to create a service to multiple nodes and getting "no such image"

How come this has come up as ...READ MORE

Feb 2 in Docker by Karenh
• 180 points
196 views
+1 vote
1 answer

Docker ulimit and ServerName errors

I have resolved the issue.  The resolution ...READ MORE

Jan 28 in Docker by Charles
• 220 points
160 views
+1 vote
1 answer

Docker-compose up throwing error

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

Feb 28 in Docker by anonymous
1,006 views
+1 vote
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
• 51,850 points
147 views
+1 vote
1 answer

How to Create absolute path

The absolute path of your resources refers ...READ MORE

Dec 3, 2019 in Docker by Karan
• 10,080 points
327 views
+1 vote
1 answer

Remove volume attached to a docker container

If the volume is being referenced by ...READ MORE

Nov 25, 2019 in Docker by Aria
132 views
+1 vote
1 answer

Devops certification project: Dockerfile and PHP website

Try using relative paths. Recently, even I ...READ MORE

Nov 14, 2019 in Docker by Eric
347 views
+1 vote
1 answer

what is the difference between docker swarm and kubernetes

Both Kubernetes and Docker Swarm are important ...READ MORE

Sep 24, 2019 in Docker by Sirajul
• 52,710 points
692 views
+1 vote
0 answers

Kitematic is taking longer time

Hi All, Kitematic UI is taking longer time ...READ MORE

Sep 6, 2019 in Docker by Manjunathan
• 130 points
411 views
+1 vote
1 answer

How do i install jenkins using a dockerfile on a windows container?

Here is to how you can install JENKINS ...READ MORE

Aug 22, 2019 in Docker by Sirajul
• 52,710 points
1,983 views
+1 vote
0 answers
+1 vote
1 answer

Docker error "DON'T BIND ON ANY IP ADDRESS WITHOUT setting --tlsverify IF YOU DON'T KNOW WHAT YOU'RE DOING [!] "

Did you generate/create a certificate?? If not ...READ MORE

Jul 31, 2019 in Docker by Kavya
650 views
+1 vote
1 answer

Build Docker image for PHP Web application - ADD failed

Thank you Sirajul Yes, I have changed it ...READ MORE

Jul 15, 2019 in Docker by limcw
• 250 points
414 views
+1 vote
1 answer

What is a docker file? How do I create a docker image with dockerfile?

 A Dockerfile is a script/text configuration file that contains ...READ MORE

Jun 7, 2019 in Docker by Sirajul
• 52,710 points
934 views
+1 vote
1 answer

Docker for Windows Error: Open cmd executing docker machine env

You can put the commands in: Shortcut Properties ...READ MORE

Nov 12, 2018 in Docker by Tyrion anex
• 8,370 points
167 views
+1 vote
1 answer

Unable to run Docker commands on Windows

This problem occurs because, docker daemon is ...READ MORE

Oct 25, 2018 in Docker by Sophie may
• 9,940 points
109 views
+1 vote
1 answer

How to mount private SSH key on Docker for Windows container?

You could use a volume with -v ...READ MORE

Oct 25, 2018 in Docker by Sophie may
• 9,940 points
769 views
+1 vote
1 answer

What is the default amount of memory provided for Windows Docker containers?

Docker for Windows containers by default get: On ...READ MORE

Oct 25, 2018 in Docker by Sophie may
• 9,940 points
74 views
+1 vote
3 answers

Docker on Windows error: “docker pull redis” fails

I faced a similar issue, the server ...READ MORE

Oct 17, 2018 in Docker by Tyrion anex
• 8,370 points
402 views
+1 vote
1 answer

Can't recover docker swarm from pending state

First, note the node IDs On manager node: docker ...READ MORE

Sep 26, 2018 in Docker by Kalgi
• 51,850 points
1,323 views
+1 vote
3 answers

How do I execute multiple commands using docker-compose

You can also use the depends_on option ...READ MORE

Apr 22, 2019 in Docker by Kavya
34,606 views
+1 vote
1 answer

How do I start a shell session in a running container without using ssh

Here is what you can try. you should ...READ MORE

Sep 10, 2018 in Docker by Damon Salvatore
• 5,540 points
173 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
6,028 views
+1 vote
1 answer

Load balance docker swarm

There could be two possibilities  The command in docker-compose.yml file should be ...READ MORE

Aug 23, 2018 in Docker by Kalgi
• 51,850 points
279 views
+1 vote
4 answers

Docker Compose wait for container X before starting Y

You can use the depends_on feature was ...READ MORE

May 6, 2019 in Docker by Kunal
4,708 views
+1 vote
1 answer

How to deploy a java app to Docker?

If you are having JAR file, the quickest ...READ MORE

Aug 2, 2018 in Docker by Damon Salvatore
• 5,540 points
78 views
+1 vote
1 answer

How to expose docker container's ip and port to outside docker host without port mapping?

you can accomplish this with IP aliasing ...READ MORE

Aug 2, 2018 in Docker by Kalgi
• 51,850 points

edited Jan 16 by Kalgi 10,124 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
5,077 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
• 51,850 points
5,333 views
+1 vote
4 answers

Docker compose, running containers in net:host

Hey@Hannah, Check the compose file format specifications ...READ MORE

May 7, 2019 in Docker by Kishore
2,407 views
+1 vote
4 answers

Communication between multiple docker-compose projects

You just need to make sure that ...READ MORE

Jul 30, 2018 in Docker by Kalgi
• 51,850 points
6,508 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
• 51,850 points
987 views