There was a memory issue on my server due to which the docker service was stopped. I deleted the folder -/var/lib/docker After doing some cleanup, now if I try to run systemctl start docker, I get following error dockerd-current: time="2021-07-08T15:00:01.916330634+01:00" level=fatal msg="Error starting daemon: error initializing graphdriver: devmapper: Unable to take ownership of thin-pool (rootvg-docker–pool) ..
There are 3 disks available for my Linux VM, sda (100GB), sdb (32 GB), sdc(512GB), total 644 GB space available. Details below. Mount point "/var" free space reaching to 0% and Docker build failing with "no space left on device" error, to notice this, "watch -n 0.1 df -H" used in other tab while Docker ..
I’m facing a weird issue when deploying a container in –net=host mode when accessing it from other machines. Note that I’m using the Docker standalone binaries in all machines. Machines are RHEL 8. I will explain the issue here, I will use the two examples to illustrate: Not using –net=host and exposing -p "8080:8080" and ..
sorry for asking repeated question, Earlier i had worked on a Jenkins instance which is a docker container which uses the docker inside container like below. -v /var/run/docker.sock:/var/run/docker.sock –privileged="true" –user="root" But , my Jenkins instance is running on Openshift as pod ,now and i wanted to reuse the same Jenkinsfile which has docker commands , ..
While updating some Docker Baseimages (which previously were based on this image openjdk/openjdk-8-rhel8) to this image: ubi8/openjdk-8 I (suspect that I) was unable to add a user with the useradd cammand. It appears inside the /etc/shadow file, but when I try to login into the container I get that messenge: NWRAP_ERROR(4677) – nwrap_files_cache_reload: Unable to ..
I am using Celery for excuting various tasks from django. The celery is managed using Supervisor. Rabbitmq is used the broker for celery . Celery and django are inside a single Docker container and broker in another. The entire application is working Docker-compose running in RHEL 7.9. Problem celery is continuously restarting after every 2min ..
When I run container by podman 1.6.4 on RHEL8.2 (fresh install) with rootless user. The maximum upload speed per container will be around 22Mbits/s (with 1Gbits/s network) After start a second process, total network usage will go up to ~45Mbits/s (~ 23Mbits/s per container) Then start a third process, total network usage will go up ..
I am getting Requires: fuse-overlayfs >= 0.7 error while installing docker in RHEL-7. sudo yum install docker-ce Loaded plugins: fastestmirror, langpacks, product-id, search-disabled-repos, subscription-manager This system is not registered with an entitlement server. You can use subscription-manager to register. Loading mirror speeds from cached hostfile * epel: mirrors.syringanetworks.net Resolving Dependencies –> Running transaction check —> ..
I am trying to install Docker on RHEL whose version details are shown below I have downloaded the rpm docker-ce-20.10.2-3.el7.x86_64.rpm from here. And I run the following install command sudo yum install /home/projuser/usr/share/Docker/docker-ce-20.10.2-3.el7.x86_64.rpm Error comes up suggesting that docker-ce-rootless-extras is required. Error: Package: 3:docker-ce-20.10.2-3.el7.x86_64 (/docker-ce-20.10.2-3.el7.x86_64) Requires: docker-ce-rootless-extras Here is the full screenshot of error As ..
We have an application running in a container. It listens on port 2222 to establish a Command Line Interface. A customer is having issues with SSH, we have never seen this issue before, and cannot replicate even with the exact same OS (RHEL 7.8), Docker version (RHEL packaged 1.13.1) + Container (our app, same version). ..