OpenLiteSpeed WordPress Benchmark

Cold-Egg

Cold-Egg

Administrator
#1
#1
Someone asked recently how SlickStack WordPress compares to OpenLiteSpeed WordPress, so I ran this benchmark.

The Result
OpenLiteSpeed WordPress Stack performed 6X better than SlickStack when serving a cached WordPress site over HTTP/2.
  • OLS WordPress Stack = 21669.93 Request per second
  • SlickStack WordPress = 3397.89 Request per second

Result table
Code: 
                    req/s        Traffic        finished in        succeeded        failed/errored
OLS WordPress       21669.93     65.17MB         461.47ms          10000             0
SlickStack WP       3397.89      61.01MB         2.94s             10000             0
Example Test Command
Code: 
h2load -n 100000 -c 100 -t 1 -T 5 -m 10 -H 'Accept-Encoding: gzip,deflate' https://wordpress.benchmark.com/
Parameters
  • -H Add/Override a header to the requests
  • -n The number of total requests
  • -c The number of concurrent clients
  • -m The max concurrent streams to issue per client
  • -t The number of native threads
  • -T Specifies the maximum time that h2load is willing to keep a connection open

Server Environment
OpenLiteSpeed server hardware:
  • 1 CPU (Intel Core Processor (Skylake, IBRS) )
  • 1 GB RAM
  • Disk: NVMe SSD

SlickStack server hardware:
  • 1 CPU (Intel Core Processor (Skylake, IBRS) )
  • 1 GB RAM
  • Disk: NVMe SSD

Network:
  • Traffic: 8.82 Gbits/sec
  • Latency: 0.253 ms

Platform:
  • Vultr High-Frequency Compute 1GB VM

Software information
  • OLS WordPress Stack:
    • Web Server: OpenLiteSpeed v1.7.12
    • Cache: LiteSpeed Cache v4.2 with the default value
    • WordPress v5.8
    • WordPress theme: Twenty Twenty-One
    • Certificate Algorithm: Let's Encrypt Signature algorithm sha256RSA
  • SlickStack Stack:
    • Web Server: Nginx v1.18.0
    • Cache: FastCGI Cache
    • WordPress v5.8
    • WordPress theme: Twenty Twenty-One
    • Certificate Algorithm: Let's Encrypt Signature algorithm sha256RSA
Configuration

 
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