PerfMatrix 
Linux server performance monitoring through the ‘mpstat’ command, is one of the oldest and most valuable ways to capture CPU statistics. If the system is a multi-core processor, then the mpstat command helps monitor each core CPU. If a Linux kernel has dual processors with dual cores, the command will report 4 CPUs statistics. The … Read more
Linux server performance monitoring through the ‘vmstat’ command, is one of the oldest and most valuable ways to capture memory statistics. ‘vmstat’ stands for ‘Virtual Memory Statistics’ and it is a utility that provides an excellent low-overhead view of system performance. Because ‘vmstat’ is such a low-overhead tool, it is practical to keep it running … Read more
AWR or Automated Workload Repository report provides detailed information about the database to conduct the analysis of the performance of Oracle Database. This article will help you to get knowledge on important AWR report sections and how to read and conclude the DB performance. Once you generate the report by following the steps provided in … Read more
CPU time is the amount of time that the process is using the CPU, converting it to percentage is done by dividing it by the real amount of time passed. For example, if CPU time is 1 second of total execution time 2 seconds then the CPU utilization is ½ x 100 = 50%. How … Read more
This article contains important Linux commands to help performance testers and engineers who are working on Linux systems. Linux Command Description Important Options sudo Super User DO: To perform tasks that require administrative or root permissions. Example: $ sudo -g -h -k su Switch User: To run a command with another user Example: $ su … Read more
In this article, you can find a series of Performance Testing & Engineering Tips. These tips are provided by Performance Testing and Engineering Experts. You can refer to their articles and videos and grow your performance testing and engineering skill. Today’s Topic: Optimizing Kafka Producers and Consumers Written By: Dhaval Shah About Topic: Apache Kafka … Read more