If you add this URL to cache deny rule - problem still exists? 02.05.2017 17:59, Ralf Hildebrandt пишет: > In some cases, our proxies (got 4 of them) return a empty result when > querying "http://www.msftconnecttest.com/ncsi.txt"; (whcih is used by > Microsoft Brwosers to check if they're online). > > I'm using this incantation to check the URL: > > watch -d curl --silent -v -x "http://proxy-cvk-1.charite.de:8080"; http://www.msftconnecttest.com/ncsi.txt > > Usually, the URL should just return "Microsoft NCSI". > In some cases I get an empyt response, but curl reports: > > < Age: 5 > < X-Cache: HIT from proxy-cvk-1 > < Via: 1.1 proxy-cvk-1 (squid/5.0.0-20170421-r15126) > < Connection: keep-alive > < > * Excess found in a non pipelined read: excess = 14 url = /ncsi.txt (zero-length body) > * Curl_http_done: called premature == 0 > * Connection #0 to host (nil) left intact > > As you can see, something is producing an excess of 14 Bytes (which > coincides with the 14 bytes length of "Microsoft NCSI"). > > < Cache-Control: max-age=30,must-revalidate > > Immediatly after revalidating, the problem occurs. > > I tried this with 5.0.0-20170421-r15126 as well as 4.0.19 - same result. > -- Bugs to the Future
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