putianhui commented on issue #7236:
URL:
https://github.com/apache/dolphinscheduler/issues/7236#issuecomment-987689335
dolphinscheduler is MinIO bucketname，survey-minio.zxkw-local.com is MinIO
API。
Why is' bucketname 'spliced in front of the Minio domain name in the error
log
最终请求的MinIO server地址是dolphinscheduler.survey-minio.zxkw-local.com
error log
```bash
[INFO] 2021-12-07 16:32:51.918 com.amazonaws.http.AmazonHttpClient:[448] -
Unable to execute HTTP request: dolphinscheduler.survey-minio.zxkw-local.com
java.net.UnknownHostException: dolphinscheduler.survey-minio.zxkw-local.com
at java.net.InetAddress.getAllByName0(InetAddress.java:1280)
at java.net.InetAddress.getAllByName(InetAddress.java:1192)
at java.net.InetAddress.getAllByName(InetAddress.java:1126)
at
org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45)
at
org.apache.http.impl.conn.DefaultClientConnectionOperator.resolveHostname(DefaultClientConnectionOperator.java:259)
at
org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:159)
at
org.apache.http.impl.conn.ManagedClientConnectionImpl.open(ManagedClientConnectionImpl.java:304)
at
org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:611)
at
org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:446)
at
org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:882)
at
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
at
org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)
at
com.amazonaws.http.AmazonHttpClient.executeHelper(AmazonHttpClient.java:384)
at
com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:232)
at
com.amazonaws.services.s3.AmazonS3Client.invoke(AmazonS3Client.java:3528)
at
com.amazonaws.services.s3.AmazonS3Client.headBucket(AmazonS3Client.java:1031)
at
com.amazonaws.services.s3.AmazonS3Client.doesBucketExist(AmazonS3Client.java:994)
at
org.apache.hadoop.fs.s3a.S3AFileSystem.initialize(S3AFileSystem.java:297)
at
org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2669)
at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:94)
at
org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2703)
at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2685)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:373)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:172)
```
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