What Are the Memory Performance Metrics of the Linux Operating System?

What Are the Memory Performance Metrics of the Linux Operating System?

During an interview for a testing position, the interviewer asked which memory performance metrics to focus on in the Linux operating system for performance testing. Answer: 1. 1. total – Total physical memory 2. used – Used physical memory 3. free – Free memory 4. buffer/cache – Buffer and cache memory Buffer is a cache … Read more

Linux Performance Analysis: A Guide to CPU, Memory, Network, and I/O Stress Testing

Linux Performance Analysis: A Guide to CPU, Memory, Network, and I/O Stress Testing

In the operation and optimization of Linux systems, conducting stress tests on CPU, memory, network, and I/O is a crucial step. Through these tests, we can gain deep insights into the system’s performance under different loads, identify potential performance bottlenecks, and provide strong evidence for system optimization and upgrades. In actual production environments, it is … Read more