Boosting a server’s processing power by adding cores is nothing new. In the old days, you had to add multiple physical processors. Today, some processors come with multiple cores. Therefore, adding two quad-core processors would give you 8 cores, which is 8 times the processing power. But are there really noticeable benefits to having multiple […]
When something is nagging your CPU or chugging lots of RAM, many system administrators turn to a Linux/Unix tool called “top”. But what can you use to identify a program that is doing more than its fair share of hard disk drive reading and writing? For that, you need a program called iotop.
Iotop is […]
In the old days, when you needed to deploy a new server, there was at least some legwork involved. You would have to find rack space, make sure the rack had enough power for a new server, install an image on the server, and, if the image is not exactly what you needed, customize it […]
Over the past two weeks, we have covered a few ways to monitor your Linux dedicated server, from the CPU usage of processes to website bandwidth. In order to get a true understanding of how your server is using or misusing resources, however, you need to use multiple monitoring tools, namely: vmstat, iostat, netstat, […]