If you add something like
LogLevel http2:debug
LogLevel ssl:debug
LogLevel core:debug
you should find information about negotiation in your error.log. Strange
that Firefox works and h2load does not. I use the later regularly in my tests.
Looking forward to see some log output...
> Am 25.08.2016 um 14:58 schrieb Max Meyer <[email protected]>:
>
> I am trying to do some benchmarking on different HTTP/2 webservers using
> "h2load" from nghttp2.org.
>
> I configured Apache with HTTP/2 and in wireshark I can see HTTP/2 traffic
> when connecting with a browser like firefox.
> When I use h2load it falls back to HTTP/1.1 claiming the server does not
> support NPN/ALPN.
> --------------
> Example:
>
> h2load -c1 -n1024 -m1024 myapache
>
> starting benchmark...
> spawning thread #0: 1 total client(s). 1024 total requests
> TLS Protocol: TLSv1.2
> Cipher: ECDHE-RSA-AES128-GCM-SHA256
> No protocol negotiated. Fallback behaviour may be activated
> Server does not support NPN/ALPN. Falling back to HTTP/1.1.
> Application protocol: http/1.1
> ---------------
>
> I tested h2load with an nginx installation and there it works fine, so I'm
> guessing that it is not a problem on the h2load side.
>
> My Apache site configuration looks like this.
>
> <IfModule mod_ssl.c>
> <VirtualHost _default_:443>
> ServerAdmin webmaster@localhost
>
> DocumentRoot /var/www/html
> Protocols h2
> H2Push on
>
> ErrorLog ${APACHE_LOG_DIR}/error.log
> CustomLog ${APACHE_LOG_DIR}/access.log combined
>
> SSLEngine on
>
> SSLCertificateFile /etc/ssl/server.crt
> SSLCertificateKeyFile /etc/ssl/private.key
>
>
> <FilesMatch "\.(cgi|shtml|phtml|php)$">
> SSLOptions +StdEnvVars
> </FilesMatch>
> <Directory /usr/lib/cgi-bin>
> SSLOptions +StdEnvVars
> </Directory>
> </VirtualHost>
> </IfModule>
>
> Apache Version: 2.4.23
> Openssl: 1.0.2h
>
> Does anyone have an idea what might be the problem?
>
>
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