Metrics Monitoring seems to be working well but Query Analytics not.
pmm-admin check-network shows no errors
File: pmm-mysql-queries-0.log
has
2016/12/12 14:13:36.375142 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:13:39.538794 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:14:36.193356 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:14:39.378973 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:14:42.564135 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:15:39.190791 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:15:42.376190 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
2016/12/12 14:15:45.587202 WARNING data-sender Waiting for API to ack qan_1481568608726354916: EOF
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