[squid-users] Problem accessing a site

Hi,

Our Squid 2.7 proxies are failing on a specific request:

Key Value
Response HTTP/1.0 400 Bad Request
Server squid
Date Wed, 28 Nov 2012 13:07:29 GMT
Content-Type text/html
Content-Length 2144
Expires Wed, 28 Nov 2012 13:07:29 GMT
X-Squid-Error ERR_INVALID_URL 0
X-Cache MISS from proxy.corp.com
X-Cache-Lookup NONE from proxy.corp.com:80
Via 1.0 proxy.corp.com:80 (squid)
Proxy-Connection close

The request header is:

Key Value
Request GET http://api.copiamobile.com/marketing-api/msQuiz/markFeaturedQuizzes?callback=jQuery171017257169384743326_1354106706654&quizzes=%5B%7B%22quizId%22%3A1%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A2%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A3%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A4%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A5%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A6%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A7%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A8%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A9%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A10%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A11%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A12%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A13%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A14%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A15%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A16%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A17%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A18%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A19%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A20%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A21%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A22%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A23%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A24%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A25%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A26%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A27%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A28%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A29%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A30%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A31%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A32%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A33%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A34%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A35%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A36%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A37%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A38%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A39%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A45%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A46%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A47%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A48%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A49%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A50%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A51%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A52%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A53%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A54%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A55%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A56%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A58%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A59%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A60%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A61%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A62%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A63%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A64%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A65%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A66%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A67%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A68%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A69%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A71%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A73%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A74%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A75%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A77%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A81%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A85%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A87%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A88%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A90%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A91%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A92%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A93%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A98%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A99%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A100%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A102%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A103%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A104%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A105%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A106%2C%22featured%22%3Atrue%7D%2C%7B%22quizId%22%3A108%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A109%2C%22featured%22%3Afalse%7D%2C%7B%22quizId%22%3A110%2C%22featured%22%3Atrue%7D%5D&_=1354108049439 HTTP/1.1
X-Requested-With XMLHttpRequest
Accept text/javascript, application/javascript, application/ecmascript, application/x-ecmascript, */*; q=0.01
Referer http://api.copiamobile.com/marketing-api/msQuiz/manage
Accept-Language en-us
Accept-Encoding gzip, deflate
User-Agent Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host api.copiamobile.com
Proxy-Connection Keep-Alive
Cookie JSESSIONID=7A7CFED8E9B918661B4554B64FCA0693

There is nothing logged in cache.log/access.log of any interest. Could it be that the request is so long? Any ideas on how to diagnose and fix this problem?

Any advice is appreciated.

Thanks!
Received on Thu Nov 29 2012 - 16:14:23 MST