php-aws-bulk-upload-sample

Testing various configurations to reproduce this issue.

Setup

1. See file_metadata.txt and generate test files that are similar and put them into ./input
2. Create S3 bucket and rename values for $bucket and $key in run.php
3. Set AWS credential environment variables in your shell

Running

✅ Alpine 3.19

• PHP 8.2.25
• curl 8.9.1
• OpenSSL 3.1.7

$ docker compose run --build --rm alpine

❌ Debian Bookworm

• PHP 8.2.24
• curl 7.88.1
• OpenSSL 3.0.15

$ docker compose run --build --rm debian

❌ Debian Bookworm (cURL backport)

• PHP 8.2.24
• curl 8.10.1
• OpenSSL 3.0.15

$ docker compose run --build --rm debian.backport

Tweaking cURL Options

Name	Impact
CURLOPT_FORBID_REUSE	Set to false resolves issue
CURLOPT_MAXLIFETIME_CONN	Lowering value makes issue less likely to occur