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Docker: Placing limits on cpu usage in containers


Categories: Containers, Linux

Containers themselves are light, but by default a container has access to all the CPU resources the Docker host kernel scheduler will allow. Internally Docker uses cgroups to limit CPU resources, and this is exposed as the flag “–cpus” when bringing up a docker container: sudo docker run -it –cpus=1.0 alpine:latest /bin/sh This will limit … Docker: Placing limits on cpu usage in containers

Linux: Using xfs project quotas to limit capacity within a subdirectory


Categories: Linux

XFS is a journaled filesystem that has excellent parallel performance, and is licensed under the GPL which means it has been included in many Linux distributions. One of the features of XFS is the ability to enforce quotas based on user, group, and project.  In this article, I will show how to assign filesize quotas … Linux: Using xfs project quotas to limit capacity within a subdirectory