HDFS Client偶現Filesystem closed

問題現象 不按期偶現同一進程內全部業務訪問HDFS拋出以下異常:java java.io.IOException: Filesystem closed at org.apache.hadoop.hdfs.DFSClient.checkOpen(DFSClient.java:703) at org.apache.hadoop.hdfs.DFSInputStream.readWithS
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