All Questions
38
questions
0
votes
0
answers
28
views
Install rstudio-server failed in a docker container based on centos 7
I think this is the correct place to post this question.
I am using Dockerfile to build the Rstudio development environment.
FROM rstudio/r-base:devel-centos7 AS base
RUN wget https://download2....
- 101
0
votes
0
answers
45
views
sudo visudo in a Dockerfile with CentOS base image
I am creating a Dockerfile using the centos:7 base image. I need to edit the file at etc/sudoers and append NOPASSWD privileges to it for a new user and some groups.
I have looked up in forums that ...
2
votes
1
answer
4k
views
Installing keytool without JDK
I am trying to install keytool in a docker image based on centos but I get an error.
Example to reproduce Dockerfile:
FROM centos:7.9.2009 ...
- 201
0
votes
0
answers
411
views
Docker containers unable to resolve dns on CentOS 7
it's my first post here, let's hope i'll do ok!
I'm migrating to a new vps, and it runs on CentOS Linux release 7.9.2009 (Core), and unfortunatelly the host wont allow me to change to a distro that i'...
0
votes
1
answer
698
views
How to install libnss-mdns in centos7
I have a requirement to migrate a service from Ubuntu image to centos image. I am having problems installing yum install avahi-daemon libnss-mdns services. I found the name of avahi-daemon's ...
- 101
2
votes
0
answers
6k
views
Can't ping Internet IPs from Docker Container
I am unable to ping any public IP from docker Container (CentOS) it's not about hostname or any DNS but IP, can ping to the docker0 network IP 172.17.0.1 but not to the internet IP
[root@09ae7f091d98 /...
- 197
1
vote
1
answer
236
views
Docker installation fails on CentOS 7.4
Installing docker on Centos 7.4 fails.
i ran the command to install some dependencies :
# yum install device-mapper-persistent-data lvm2
And i got the result :
Error: Package: 7:device-mapper-event-1....
- 11
2
votes
0
answers
517
views
CENTOS 7.2 + installing docker on OS with XFS file system
We have 12 machines with CentOS 7 servers ( VM servers ) where the root file system is XFS (created with ftype=0, default CentOS setting at the time the system was installed).
And we want to install ...
- 861
1
vote
1
answer
85
views
Linux - if I install docker as super user will all users be able to use it?
I am planning to install Docker on a Linux (CentOS) server (https://docs.docker.com/engine/install/centos/)
In order to do so, I need super user permissions. I can ssh onto the server as a super user,...
- 31
2
votes
1
answer
4k
views
Docker containers cannot resolve DNS
I just installed docker on CentOS 8. Everything went fine, I’ve run the hello_world test container and the result was successful.
The issue is that inside the containers I cannot resolve any DNS ...
1
vote
0
answers
224
views
Solr that runs on a docker container takes localhost but not the container IP
I have used official CentOS 7 image from Docker Hub and created a container that runs Solr 8.4.1 version. I was able to start and run the Solr without any issue. My concern is, Solr admin UI loads ...
- 111
1
vote
1
answer
580
views
Can user privilege of docker container impact permission of host machine on mounted volume in docker-compose.yml?
I have docker-compose.yml as below，
version: '2'
services:
mysql:
image: centos/mysql-56-centos7:latest
restart: always
container_name: mysql
environment:
- ...
- 1,895
0
votes
1
answer
643
views
How do I make to start docker automatically after reboots?
To start docker service manually one can use following command:
systemctl start docker
How do I make to start docker automatically after reboots?
- 115
1
vote
1
answer
2k
views
Mounting docker into container shows executable but errors with: /usr/bin/docker: No such file or directory
Enviornment details
$ docker --version
Docker version 19.03.4, build 9013bf583a
$ hostnamectl
Static hostname: ohpc.novalocal
Icon name: computer-vm
Chassis: vm
...
- 111
2
votes
0
answers
682
views
docker cp command get system error
root@CentosWebServer opt]# docker export acf -o test.tar
Error response from daemon: Error exporting container acf: error processing tar file: docker-tar: relocation error: /lib/x86_64-linux-gnu/...
- 21