Monitoring, anticipating, and reacting to server load is a full time job in some organizations. Unexpected spikes in resource usage can indicate a software or hardware problem. Gradual increases over ...

There are a lot of reasons why systems slow down. Some process might be bogging down the CPU, you may be seeing a lot of disk contention, or maybe memory is in high demand and a lot of swapping is ...

Logs, databases, and caches grow under /var. Learn why Linux admins monitor the /var directory to prevent disk issues and service failures.

Memory is still one of the things that most determines how well your Unix servers will perform. Knowing what commands will tell you what you need to know and what their responses mean will help keep ...