Hangs with test connection

[edamov]

Hangs with test connection

[edamov]

Is php compiled with that versions of OpenSSL and cURL ?

[blackjack75]

Doh!

According to php this version was actually built with Curl 7.52.1 BUT with OpenSSL/1.0.2k
while "openssl version" in the system returns OpenSSL 1.1.0e

So I guess that's the cause? I am curious as to why the simple loop without curl_multi_select would cause no issue though ?

[edamov]

So your curl and openssl versions is ok. You should also check if curl compiled with HTTP/2 support.

[blackjack75]

PHP itself has HTTP2 support (says phpinfo) and curl also apparently: