Performance Benchmarking with Apache Bench, wrk, and wrk2
Apache Bench (ab) Installation and Usage
Apache Bench is a single-threaded command-line computer program for measuring the performance of HTTP web servers. Its a standard tool often included with the Apache HTTP Server distribution.
Installation
On RHEL/CentOS-based systems, you can install the tool using the following package manager command:
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Posted on Sat, 08 Aug 2026 16:53:31 +0000 by salathe
Nginx Stress Testing and Concurrency Estimation
Nginx Concurrency Estimation
Estimation formula: {（?G）*1024-system} / request size
?G: Memory size (in GB)
1024: Standard memory capacity conversion factor (MB to GB)
system: Memory occupied by the system and services, plus reserved memory
request size: Size of a request, typically in KB for static content or MB for dynamic content
A 16-c ...
Posted on Sat, 01 Aug 2026 16:46:05 +0000 by Rodney H.