HttpWebRequest is extremely slow!
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by Earlz
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Published on 2010-03-25T21:49:01Z
Indexed on
2010/03/25
21:53 UTC
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Hello, I am using an open source library to connect to my webserver. I was concerned that the webserver was going extremely slow and then I tried doing a simple test in Ruby and I got these results
Ruby program: 2.11seconds for 100 HTTP GETs
C# library: 20.81seconds for 100 HTTP GETs
I have profiled and found the problem to be this function:
private HttpWebResponse GetRawResponse(HttpWebRequest request) {
HttpWebResponse raw = null;
try {
raw = (HttpWebResponse)request.GetResponse(); //This line!
}
catch (WebException ex) {
if (ex.Response is HttpWebResponse) {
raw = ex.Response as HttpWebResponse;
}
}
return raw;
}
The marked line is takes over 1 second to complete by itself while the ruby program making 1 request takes .3 seconds. I am also doing all of these tests on 127.0.0.1, so network bandwidth is not an issue.
What could be causing this huge slow down?
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