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Questions tagged [yslow]

8 questions
20
votes
7 answers

yslow says etags are misconfigured. how to configure etags properly on IIS7?

running ySlow on a website I support, I noticed it reported that the etags are misconfigured for the site images (e.g. *.jpg, *.png, *.gif). Can anyone help explain what I have to do to get IIS7 issuing these etags correctly ?
MikeJ
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2 answers

IIS 7.5 optimizations for a site serving only static content

I'm looking to setup a cookie-free domain intended to serve static content for a web application, similar to the http://sstatic.net/ site that the stack exchange sites use. My question is, what optimizations can I make to my IIS 7.5 setup for such a…
DanP
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2
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2 answers

Requesting better explanation for expires headers

I have successfully implemented expires headers however, for several days I have been stumped by one thing. This article: http://www.tipsandtricks-hq.com/how-to-add-far-future-expires-headers-to-your-wordpress-site-1533 states Keep in mind that…
syn4k
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1
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1 answer

set htaccess condition if servername is www-static.example.com

I have want cookie-free subdomain, to improve yslow, Can i in htaccess check witch hostname is use In my case if www-static.example.com is called, then i want to set AddDefaultCharset UTF-8 ServerSignature Off Options -Indexes FileETag…
Bas van den Dikkenberg
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1
vote
0 answers

Very slow imagemagick convert call when using AWS Lambda

I've got a relatively simple composite action that I'm carrying out with imagemagick on AWS Lambda. Why does it often take more than a minute to complete? This composites four smaller images "behind" a larger background that has transparent…
jaygooby
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0 answers

YSlow - Giving Fs for Expire and Compression, but response headers appear correct

I just moved a moderately busy wordpress site from shared hosting to a VPS server with 512MB ram and attempting to performance tune before I break down and buy another VPS to lighten the load. As such I am scouring the net for performance tips for…
Mike Purcell
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4 answers

YSlow accusing no expiration headers only for favicon.ico on Nginx

I have configured Nginx (on my local server) to add Expires headers like this: location ~* \.(ico|css|js|gif|jpe?g|png)$ { expires max; #auth_basic "Restricted, please login"; #auth_basic_user_file htpasswd.users; } But YSlow keeps on…
Roger
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-1
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1 answer

Grade F on Compress but gzip is running

i got a litte problem with gzip YSlow says: Grade F on Compress components with gzip There are 5 plain text components that should be sent compressed Page Speed says: Enable compression but its active in my .htaccess: this is my…
bernte