How to Check Memory and I/O with vmstat on Linux CentOS 5/CentOS 6/RHEL 5/RHEL 6 server – System Performance

vmstat command is a utility that will provides interesting information abaout processes, memory, i/O and CPU activity. When you run vmstat utility command without any arguments, you will see the output as below. This post will guide you on how to check memory and I/O with vmstat on Linux CentOS 5/CentOS 6/RHEL 5/RHEL 6 server […]

How to Track System Activity With top Command on Linux CentOS 5/CentOS 6/RHEL 5/ RHEL 6 server – System Performance

Top command is utility to monitor system activity interactively. When you run top from shell window, it will display all the activity processes and updates the screen. In this post i will show the usage of top command on CentOS 5/CentOS 6/RHEL 5/ RHEL 6 server to keep track system activity and to optimize the […]

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