I’m not a big NFS fan ever since I worked as a Linux/Unix administrator way back in the good old days. Sometimes when the NFS server hung, lost network connectivity, or something else happened all clients that had mounts from the NFS completely blocked waiting for it to come back up, because it is so […]
Backup is an essential part of IT infrastructure management. Having HA solutions, RAIDs etc. doesn’t free you from the need for backup. In case of a human error all those techniques will not save you, only the backup will.
Last year we focused on Openstack technology and the projects behind it. We decided to stress on it and move our scope in that direction because of the rich features and flexibility that it provides. But as we know great power comes with great responsibility.
If you’re an administrator of virtualized environments you have definetly ran into IO performance issues. IO is the first bottleneck that one hits. Luckily persistant storage has evolved troughout the years and lately we see the high performant SSDs at a reasonable price, still far higher to allow organizations to fully migrate to SSD.
Introduction to Docker If you have been following the “cloud” trends you probably have heard of Docker. It is an open-source implementation of the LXC (Linux Containers) used for packaging an application and its needed dependencies into a container that can be deployed and replaced easily. The containerization in Docker is achieved via resource isolation […]