kong62 opened a new issue, #76:
URL: https://github.com/apache/doris-kafka-connector/issues/76

   ```
   # vim config/doris-connector-sink.properties 
   ...
   # 遇到错误不中断
   errors.tolerance=all
   # 死信队列的 Kafka 主题名
   errors.deadletterqueue.topic.name=test_error_topic
   # 写入死信队列时,带上出错上下文信息(header)
   errors.deadletterqueue.context.headers.enable=true
   # 如果 Kafka 自动创建 DLQ topic,指定副本数
   errors.deadletterqueue.topic.replication.factor=1
   max_filter_ratio=1
   strict_mode=false
   ```
   
   ```
   # curl -s http://10.62.10.142:8083/connectors/test-doris-sink/status | jq .
   {
     "name": "test-doris-sink",
     "connector": {
       "state": "RUNNING",
       "worker_id": "10.62.10.142:8083"
     },
     "tasks": [
       {
         "id": 0,
         "state": "FAILED",
         "worker_id": "10.62.10.142:8083",
         "trace": "org.apache.kafka.connect.errors.ConnectException: Exiting 
WorkerSinkTask due to unrecoverable exception.\n\tat 
org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:636)\n\tat
 
org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:345)\n\tat
 
org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:247)\n\tat
 
org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:216)\n\tat
 org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:226)\n\tat 
org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:281)\n\tat 
org.apache.kafka.connect.runtime.isolation.Plugins.lambda$withClassLoader$1(Plugins.java:238)\n\tat
 java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)\n\tat 
java.util.concurrent.FutureTask.run(FutureTask.java:266)\n\tat 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)\n\tat
 java.util.concurrent.ThreadPoolExe
 cutor$Worker.run(ThreadPoolExecutor.java:624)\n\tat 
java.lang.Thread.run(Thread.java:750)\nCaused by: 
org.apache.doris.kafka.connector.exception.StreamLoadException: failed to 
stream load data with label: 
test__KC_0__KC_testdb_test_log1__KC_1917473__KC_38\n\tat 
org.apache.doris.kafka.connector.writer.load.DorisStreamLoad.load(DorisStreamLoad.java:127)\n\tat
 
org.apache.doris.kafka.connector.writer.StreamLoadWriter.flush(StreamLoadWriter.java:173)\n\tat
 
org.apache.doris.kafka.connector.writer.DorisWriter.insertRecord(DorisWriter.java:133)\n\tat
 
org.apache.doris.kafka.connector.writer.StreamLoadWriter.insert(StreamLoadWriter.java:151)\n\tat
 
org.apache.doris.kafka.connector.service.DorisDefaultSinkService.insert(DorisDefaultSinkService.java:154)\n\tat
 
org.apache.doris.kafka.connector.service.DorisDefaultSinkService.insert(DorisDefaultSinkService.java:135)\n\tat
 
org.apache.doris.kafka.connector.DorisSinkTask.put(DorisSinkTask.java:97)\n\tat 
org.apache.kafka.connect.runtime.WorkerSinkTask
 .deliverMessages(WorkerSinkTask.java:606)\n\t... 11 more\nCaused by: 
org.apache.doris.kafka.connector.exception.StreamLoadException: stream load 
error: [DATA_QUALITY_ERROR]too many filtered rows, see more in 
http://10.64.56.145:8040/api/_load_error_log?file=__shard_2/error_log_insert_stmt_7b4aa6b54bbac34c-8f9ba09739bbf587_7b4aa6b54bbac34c_8f9ba09739bbf587\n\tat
 
org.apache.doris.kafka.connector.writer.load.DorisStreamLoad.load(DorisStreamLoad.java:110)\n\t...
 18 more\n"
       }
     ],
     "type": "sink"
   }
   ```
   
   ```
   # curl -s 
'http://10.64.56.145:8040/api/_load_error_log?file=__shard_961/error_log_insert_stmt_7f4d3b96a6d3e0a3-89131e53ebefd79b_7f4d3b96a6d3e0a3_89131e53ebefd79b'
 | head -n 2
   Reason: Parse json data for JsonDoc failed. code: 2, error info: The 
document root must not be followed by other values.. src line [10.64.56.188 
1199 bbs-test.mobileapi.hupu.com 10.64.48.68 - [05/Jun/2025:14:50:03 +0800] 
"GET /interface/getsThreadAdPv?client=x HTTP/1.1" 502 166 "-" 0.000 "kanqiu 
server"]; 
   Reason: Parse json data for JsonDoc failed. code: 2, error info: The 
document root must not be followed by other values.. src line [10.64.56.188 
26053 bbs-test.mobileapi.hupu.com 10.64.48.68 - [05/Jun/2025:14:55:03 +0800] 
"GET /interface/getsThreadAdPv?client=x HTTP/1.1" 502 166 "-" 0.000 "kanqiu 
server"]; 
   ```


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