程序输出如下：
18/07/12 14:57:24 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 73, key = 0, value = 1531378643884 18/07/12 14:57:24 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 82, key = 1, value = 1531378644918 18/07/12 14:57:25 INFO kafka.ConsumerTask: pool-1-thread-3,threadNo=2,topic=TEST,groupId=mygrouop,offset = 45, key = 2, value = 1531378645919 18/07/12 14:57:26 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 74, key = 3, value = 1531378646919 18/07/12 14:57:27 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 83, key = 4, value = 1531378647920 18/07/12 14:57:28 INFO kafka.ConsumerTask: pool-1-thread-3,threadNo=2,topic=TEST,groupId=mygrouop,offset = 46, key = 5, value = 1531378648920 18/07/12 14:57:29 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 75, key = 6, value = 1531378649920 18/07/12 14:57:30 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 84, key = 7, value = 1531378650921 18/07/12 14:57:31 INFO kafka.ConsumerTask: pool-1-thread-3,threadNo=2,topic=TEST,groupId=mygrouop,offset = 47, key = 8, value = 1531378651921 18/07/12 14:57:32 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 76, key = 9, value = 1531378652922 18/07/12 14:57:33 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 85, key = 10, value = 1531378653922 18/07/12 14:57:34 INFO kafka.ConsumerTask: pool-1-thread-3,threadNo=2,topic=TEST,groupId=mygrouop,offset = 48, key = 11, value = 1531378654923 18/07/12 14:57:35 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 77, key = 12, value = 1531378655923 18/07/12 14:57:36 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 86, key = 13, value = 1531378656923 18/07/12 14:57:37 INFO kafka.ConsumerTask: pool-1-thread-3,threadNo=2,topic=TEST,groupId=mygrouop,offset = 49, key = 14, value = 1531378657924 18/07/12 14:57:38 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 78, key = 15, value = 1531378658924 18/07/12 14:57:39 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 87, key = 16, value = 1531378659925 18/07/12 14:57:40 INFO kafka.ConsumerTask: pool-1-thread-3,threadNo=2,topic=TEST,groupId=mygrouop,offset = 50, key = 17, value = 1531378660925 18/07/12 14:57:41 INFO kafka.ConsumerTask: pool-1-thread-1,threadNo=0,topic=TEST,groupId=mygrouop,offset = 79, key = 18, value = 1531378661926 18/07/12 14:57:42 INFO kafka.ConsumerTask: pool-1-thread-2,threadNo=1,topic=TEST,groupId=mygrouop,offset = 88, key = 19, value = 1531378662926