http - Jmeter close connection before my test finish -
    i use jmeter http sampler test sequence of http requests , choosed "use keepalive". few threads jmeter closed connection tcp fin before  requests send out.   as picture shown, 172.19.0.101 jmeter,172.19.0.111 server. rest of requests can send in new connection , out of session.          it can of 2 reasons:   first reason - timeout   whether timeout  reached (default value 60 seconds, , configurable. if not configured, uses connectiontimeout parameter value in tomcat server).      the default connection timeout of apache httpd 1.3 , 2.0   little 15 seconds , 5 seconds apache httpd 2.2 ,   above    i observed request got response after 10 seconds (15 -> 29 seconds) before sending fin signal terminate connection.   references:    https://tools.ietf.org/id/draft-thomson-hybi-http-timeout-01.html#p-timeout  https://en.wikipedia.org/wiki/http_persistent_connection  https://tomcat.apache.org/tomcat-7.0-doc/config/http.html    second reason -  'max' parameter   may re...