HttpClientError: The target server failed to respond

Question

I am trying to hit a server using http client using PoolingClientConnectionManager setting max connections for individual hosts

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Answer 1

Probably, it is a bug in the HttpClient.

If you are using the HttpClient 4.4, please try to upgrade to 4.4.1.

If you want for more information, please look at this link.

If you can't upgrade, the following links might be helpful.

http://www.nuxeo.com/blog/using-httpclient-properly-avoid-closewait-tcp-connections/

Good luck!