Questions tagged [spdy]

SPDY (pronounced "SPeeDY"), now HTTP/2, is a networking protocol whose goal is to speed up delivery of web pages

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http/1 and http/2 parallel delivery using nginx

Is it possible to have both http/1 and http/2 enabled for a vhost in nginx? The idea is to broaden the supported browsers by serving http/2 if supported, and, if not, fall back to http/1.
2 votes
3 answers
9k views

Error code: ERR_SPDY_PROTOCOL_ERROR [closed]

Just installed StartSSL certificate on my debian wheezy, nginx 1.6 server. Everything seem to be working fine, I can browse the website in https no problem until I try to login... IE works fine and I ...
0 votes
0 answers
327 views

Chrome err_spdy_protocol_error and Firefox using spdy without according headers

On Chrome, when calling my webpage, I get a err_spdy_protocol_error page. Also, an nginx ssl handshake error is thrown. This got me thinking, why is Chrome using SPDY to call my page and why does it ...
0 votes
1 answer
1k views

Nginx compiled --with-http_spdy_module yet raise errors complains ngx_http_spdy_module

[emerg] 21101#0: the "spdy" parameter requires ngx_http_spdy_module in /etc/nginx/conf.d/cc.conf isn't it the same module? and it causes multi-redirection error too. I have no idea what is going on. ...
1 vote
1 answer
537 views

Sinatra/Nginx/ELBv2 API is generating ERR_SPDY_PROTOCOL_ERROR on Chrome 58 or higher only

I have an API with the following stack: Sinatra <=HTTPS/TLS=> Nginx <=HTTPS/TLS=> ALB(ELBv2) It's a basic URL shortener that sends a 301 redirect to the browser to go to the longer URL. ...
1 vote
0 answers
309 views

Strange behaviour with HTTP/2.0 (Apache-2.4.25)

I recently implemented HTTP/2.0 (yesterday), and while developing my website I have noticed that some requests are being delivered as HTTP/1.1. At first I thought that the fact they are taking 0ms ...
1 vote
2 answers
6k views

403 Forbidden error with fcgid and PHP

I'm trying to configure php and mod_spdy on Apache 2.4, Debian jessie, x64. I've followed this guide and configured Apache following this other guide and installed these packages: libapache2-mod-...
1 vote
0 answers
394 views

HTTP/2 and SPDY running together in Apache

I have the latest Apache installed and currently support HTTP/2. Can I setup SPDY and run it together with HTTP/2? The goal is to also take advantage of the SPDY for browsers that do not support HTTP/...
2 votes
5 answers
2k views

Apache HTTPD with SPDY 3.1

SPDY 3.1 has been release a while ago. Google has donated the mod_spdy project to apache (https://code.google.com/p/mod-spdy/). Is it possible to use SPDY 3.1 with Apache Httpd?
6 votes
2 answers
309 views

SPDY & Nginx upload issues

I have this setting: an Nginx server with php-fpm and the http://blueimp.github.io/jQuery-File-Upload/ When I try to upload a file after about 10MB it fails. This happens when SPDY is activated. ...
1 vote
0 answers
79 views

Measure goodput before sending a response

My idea is to make it possible for web applications working on slower connections to fallback on alternative smaller asset versions(like images, videos, etc.). HTTP Live Streaming has similar behavior ...
1 vote
0 answers
840 views

Nginx with Chrome: 400 Bad request (premature end of spdy header block)

I'v discovered, that may server's log have many of HTTP 400 Bad requests, originating from clients using Chrome browser, with a rapid DOS-like interval. (40-50 requests per second) [16/Oct/2015:12:...
3 votes
3 answers
2k views

Why is SPDY breaking 'Vary: Accept-Encoding' in Nginx 1.4.3?

I've compiled Nginx 1.4.3 from source with the SPDY module. However when SPDY is enabled, it seems to break my 'Vary: Accept-Encoding' header. My Nginx Configuration: ./configure --conf-path=/etc/...
1 vote
0 answers
1k views

Is it correct that Nginx reports HTTP/1.1 status codes with SPDY (3.1)?

Questions Do I have to look at response headers like X-Firefox-Spdy to determine which protocol was actually used? Can I assume that Nginx will report HTTP/2 status codes once the implementation is ...
1 vote
0 answers
63 views

Can't make SPDY work on Apache 2.2.22 (Ubuntu 12.04 server)

I'm trying to enable this apache module. I did everything this documentation from Google says: https:// developers.google.com/speed/spdy/mod_spdy/ However, if I use "SPDY indicator" chrome extension ...
0 votes
1 answer
40 views

Is it possible to use SPDY module for non-secure connections?

SPDY module is designed to only work with secure connections (SSL-enabled websites). I want to know there is any fork of that project (specifically MOD_SPDY for apache) which bypasses SSL and works ...
0 votes
1 answer
188 views

Install SPDY failed

I am trying to install SPDY on my server. I am running CENTOS 6.6 x86_64 with Apache. I am using the following guide, https://www.howtoforge.com/using-mod_spdy-with-apache2-on-centos-6.3 But ...
0 votes
2 answers
380 views

Spdycheck is OK but Chrome 42 has Not Spdy Enabled

I am trying to implement spdy protocol with Nginx 1.8.0. I've built it with spdy module. When I check my website through spdycheck.org it is everything green and says spdy 3.1 is supported, but ...
1 vote
1 answer
3k views

Missing NPN Extension

I'm trying to set up mod_spdy with Apache (mod_spdy-0.9.4.3-r420 and apache2-2.2.22-13+deb7u3 on Debian Wheezy). As far as I can tell, everything is the way it's supposed to be, but I'm getting the "...
2 votes
1 answer
369 views

Unexpected File Download Slowness After Enabled SPDY on Nginx

A simple WordPress static site run entirely on https. Nginx conf here: http://pastebin.com/BrP0LThT Only difference before / after is: listen 443 ssl; listen 443 ssl spdy; Nginx 1.8.0 ...
1 vote
0 answers
330 views

Apache spdy is on, passed spdycheck but browser still cannot use spdy

After install mod_spdy, switch to mode ssl_with_npn and test with spdytest I see everything is working well: https://spdycheck.org/#chuongduong.net But when start with firefox, the spdy check plugins ...
1 vote
1 answer
214 views

Apache with SPDY enabled show HTTP/1.1 and not 2.0

How I can make the requests shows HTTP 2.0 and not 1.1? I'm sending requests with SPDY only and not 1.1.
2 votes
0 answers
127 views

Enabling mod_spdy with mod_proxy_ajp to Tomcat

I am using mod_proxy_ajp to Tomcat. If I enable mod_spdy... Will this mean that connections over the proxy will be SPDY enabled?
2 votes
2 answers
495 views

With SPDY push, is there any point in far-future expires headers?

As I understand it, in SPDY push the server serves up an HTML doc, looks at it before sending it, and decides I need images/css resources X Y and Z, so sends them over as well. How does it know to ...
1 vote
0 answers
279 views

Is it normal for nginx latency to get worse throughout the loading of a webpage's assets?

If I open up Chrome devtools and go to the Network panel and then do a ctrl+F5 of my website, I notice a pattern each time. The first request, to a php page, has a latency (waiting) time of 74ms. ...
2 votes
1 answer
348 views

Keepalived (LVS) + SPDY

I've got Keepalived configured with LVS to spread the load between four Nginx web servers (RR mode, no persistence connections). I was planning to enable SPDY however it seems that SPDY sets up a ...
0 votes
1 answer
1k views

IE 11 not using SPDY with NGINX as reverse proxy to PHP IIS

I have a SPDY enabled NGINX front end server which is acting as a proxy to a couple of IIS backend servers. SPDY works awesome when using either Chrome, Opera Next or Firefox but when I load my sites ...
3 votes
1 answer
1k views

Getting PHP to work with SPDY?

I recently switched my site over to using HTTPS in all the URL's. (My post here) I am running Apache with PHP on Ubuntu 12.0.4 I was told that I should install the Apache module for SPDY since I ...
7 votes
2 answers
3k views

How can I setup SPDY with Jetty behind Amazon's ELB?

I want to deploy SPDY, but I'm using Amazon's ELB TCP routing. The ELB also handles the secure connections for us. How can this be configured on the jetty side?
1 vote
1 answer
618 views

Website does not advertise HTTP in its NPN Extension spdy

I have configure Apache with SPDY (and PHP-FPM). Everything works fine. However, spdycheck.org shows me following error: HTTP Over SSL Not Supported! This website only supports SPDY over SSL, and ...
7 votes
1 answer
6k views

How to enable mod_spdy on Apache 2.4

It has been announced by Google that it has donated the mod_spdy code to the Apache foundation. There is also a trunk of mod_spdy in the Apache SVN. However, it looks to be in active development. It'...
4 votes
1 answer
525 views

Nginx + unicorn + spdy + performance testing

I have a ruby on rails website that is hosted on unicorn webserver behind a nginx reverse proxy. I want to evaluate if using spdy will enhance my performance under this setup. Specifically, I need ...
-1 votes
1 answer
1k views

How to enable SPDY in LiteSpeed?

I have the latest LiteSpeed Enterprise running on my server. It was not installed with SPDY enabled. How do I enable SPDY? The server got lots of IPs and SSL certificates. I've seen that it might ...
0 votes
3 answers
1k views

Enabling spdy in nginx fails spdycheck.org

I'm trying to enable spdy with nginx 1.6.0 but spdycheck.org is giving me two complaints: And My nginx configuration file is as such: server { listen 80; listen 443 ssl spdy; ...
0 votes
1 answer
97 views

NGINX SPDY client differentiation/determination

I'm having a question about determining if a client is capable of SPDY or just SSL. I'm having a setup of a NGINX load balancer and a few Apache backend servers and I'd like to redirect SPDY capable ...
1 vote
1 answer
434 views

nginx spdy support not working

i try to install nginx with spdy support following here:ningx spedy, i used this configuration command ./configure --with-http_ssl_module --with-http_spdy_module --with-openssl="/..../openssl/openssl-...
0 votes
2 answers
2k views

Enabling SPDY for nginx as reverse proxy to Apache

I am running nginx as a reverse proxy to apache (with mod_wsgi for a django app). nginx also serves static files. If I enable spdy on nginx, do I need to enable spdy on apache too to get maximum ...
0 votes
1 answer
213 views

Can't get SPDY working on nginx 1.5.9

I can't get spdy to work after reinstalling Ubuntu. I'm using nginx 1.5.9 from the nginx launchpad repository which has spdy support build in. Snippet: root@ssl:/etc/nginx/# nginx -V nginx version: ...
6 votes
4 answers
1k views

Nginx with SPDY Draft 3, is possible?

I'm currently using Nginx 1.4.1 with SPDY module. Unfortunately, the Nginx SPDY module, work only with the Draft 2 of protocol. Is there a way to use Nginx, with SPDY Draft 3?
0 votes
0 answers
1k views

Varnish, Nginx & SSL

I've added SPDY to my server last week which is running Varnish for cashing and Nginx as webserver. Varnish was listening at port 80 and Nginx at 8080 and 443. Traffic at 8080 is redirected using ...
0 votes
1 answer
707 views

Is there a reverse proxy that can make SPDY connections to a back-end?

...other than spdylay in --spdy-relay mode? We've got a situation where a reverse-proxy has to talk SSL to a Tomcat server, and I'd love to test the performance boost of SPDY. Apache and Nginx both ...
3 votes
2 answers
369 views

Does SPDY improve delivery of assets served from a non-SPDY CDN?

So my site is SPDY. All of my local assets are SPDY too. But the majority of my assets are served from Rackspace's CloudFiles CDN. This is not SPDY. Do those files get streamed through SPDY ...
1 vote
2 answers
507 views

SPDYCheck says "yay", but my browser says "nay"?

SPDYcheck.org gives the thumbs up all round, with its only criticism being Out-of-Date SPDY Protocol Support The most recent version of SPDY is spdy/3. The highest version this website supports is ...
2 votes
1 answer
343 views

Why does Chrome fetch file in SSL so fast?

I have a remote server, which is about 390 ms ping delay. The server is nginx with ssl (spdy/2). When I use curl to fetch a small resource, it takes mostly 2 seconds. * About to connect() to i.vtcdn....
2 votes
1 answer
2k views

How to enable spdy module in nginx 1.4.1?

I have installed nginx 1.4.1 using in ubuntu 13.04 sudo add-apt-repository ppa:nginx/stable sudo apt-get install update sudo apt-get install nginx When I run nginx -V it returns nginx version: nginx/...
1 vote
1 answer
417 views

Nginx 1.5.1 with spdy support, passenger and php

I can't figure out if spdy is already packaged with nginx 1.5.1 or I have te recompile it. I installed nginx with the following command passenger-install-nginx-module this installed nginx 1.4.1 ...
0 votes
1 answer
177 views

Serving static front page using SPDY and nginx

I have a personal website which I recently upgraded to nginx 1.4 series. I enabled SPDY support, Using the Chrome extension SPDY indicator I can see that the front page is not using SPDY. Once I ...
3 votes
2 answers
2k views

Apache mod_spdy - Enable/Disable per Virtualhost

As the title suggests, i'm looking at mod_spdy and wondering if i can only enable it on certain VirtualHosts in apache, or if it's an 'all or nothing' kind of thing like PHP.
4 votes
1 answer
4k views

Custom Build Apache, where is a2enmod or equivalent command?

I compiled my own copy of Apache 2.2 for testing SPDY and installed locally in my Linux home directory. However, I can't find the a2enmod as part of the install. Where can I find that script or can ...
2 votes
1 answer
342 views

Does spdy requires all site to switch on SSL?

I was interested in installing the SPDY mod for apache2, in order to improve the speed / latency of my website. My major question is : does all the websites on my dedicated server will have to switch ...