33 lines (27 loc) · 790 Bytes

How to reproduce

Edit the Dockerfile in order to select the desired PHP version
Build the image and start the stack
This will create some classes on the fly (see generate_classes.php for details)
```
docker-compose up --build 
```
Create some load
```
ab -n 1000 -c 10 http://localhost:8080/
```
Monitor the memory usage
```
docker stats
```
Repeat with another PHP version

My results

php:8.0.27-fpm-alpine

Directly after start: 6.301MiB
After one request: 9.5MiB
After 1,001 requests: 37.05MiB
After 11,001 requests: 37.05MiB

php:8.1.14-fpm-alpine

Directly after start: 6.633MiB
After one request: 15.77MiB
After 1,001 requests: 59.54MiB
After 11,001 requests: 274MiB