librdkafka statistics output

librdkafkastats.json

{
    "ts": 268229898540,
    "time": 1381960888,
    "replyq": 0,
    "brokers": [
        {
            "name": "localhost:9092/bootstrap",
            "nodeid": -1,
            "state": "UP",
            "outbuf_cnt": 0,
            "waitresp_cnt": 0,
            "tx": 1,
            "txbytes": 25,
            "txerrs": 0,
            "txretries": 0,
            "rx": 1,
            "rxbytes": 2413,
            "rxerrs": 0,
            "toppars": [ ]
        },
        {
            "name": "eden:9092/2",
            "nodeid": 2,
            "state": "UP",
            "outbuf_cnt": 2064,
            "waitresp_cnt": 40,
            "tx": 16750,
            "txbytes": 218028223,
            "txerrs": 0,
            "txretries": 0,
            "rx": 15913,
            "rxbytes": 622981,
            "rxerrs": 0,
            "toppars": [
                {
                    "topic": "onepart",
                    "partition": 0
                }
            ]
        },
        {
            "name": "eden:9091/1",
            "nodeid": 1,
            "state": "UP",
            "outbuf_cnt": 0,
            "waitresp_cnt": 0,
            "tx": 1,
            "txbytes": 25,
            "txerrs": 0,
            "txretries": 0,
            "rx": 1,
            "rxbytes": 2413,
            "rxerrs": 0,
            "toppars": [ ]
        }
    ],
    "topics": [
        {
            "topic": "onepart",
            "partitions": [
                {
                    "partition": 0,
                    "leader": 2,
                    "desired": false,
                    "unknown": false,
                    "msgq_cnt": 461,
                    "msgq_bytes": 14291,
                    "xmit_msgq_cnt": 798,
                    "xmit_msgq_bytes": 24738,
                    "fetchq_cnt": 0,
                    "fetch_state": "none",
                    "query_offset": 0,
                    "next_offset": 0,
                    "app_offset": 0,
                    "commited_offset": 0,
                    "eof_offset": 0,
                    "txmsgs": 4295372,
                    "txbytes": 244836204
                },
                {
                    "partition": -1,
                    "leader": -1,
                    "desired": false,
                    "unknown": false,
                    "msgq_cnt": 0,
                    "msgq_bytes": 0,
                    "xmit_msgq_cnt": 0,
                    "xmit_msgq_bytes": 0,
                    "fetchq_cnt": 0,
                    "fetch_state": "none",
                    "query_offset": 0,
                    "next_offset": 0,
                    "app_offset": 0,
                    "commited_offset": 0,
                    "eof_offset": 0,
                    "txmsgs": 0,
                    "txbytes": 0
                }
            ]
        }
    ]
}