Updated on 2022-12-14 GMT+08:00
FAQ
- NameNode Startup Is Slow
- DataNode Is Normal but Cannot Report Data Blocks
- HDFS WebUI Cannot Properly Update Information About Damaged Data
- Why Does the Distcp Command Fail in the Secure Cluster, Causing an Exception?
- Why Does DataNode Fail to Start When the Number of Disks Specified by dfs.datanode.data.dir Equals dfs.datanode.failed.volumes.tolerated?
- Failed to Calculate the Capacity of a DataNode when Multiple data.dir Directories Are Configured in a Disk Partition
- Standby NameNode Fails to Be Restarted When the System Is Powered off During Metadata (Namespace) Storage
- Why Data in the Buffer Is Lost If a Power Outage Occurs During Storage of Small Files
- Why Does Array Border-crossing Occur During FileInputFormat Split?
- Why Is the Storage Type of File Copies DISK When the Tiered Storage Policy Is LAZY_PERSIST?
- The HDFS Client Is Unresponsive When the NameNode Is Overloaded for a Long Time
- Can I Delete or Modify the Data Storage Directory in DataNode?
- Blocks Miss on the NameNode UI After the Successful Rollback
- Why Is "java.net.SocketException: No buffer space available" Reported When Data Is Written to HDFS
- Why are There Two Standby NameNodes After the active NameNode Is Restarted?
- When Does a Balance Process in HDFS, Shut Down and Fail to be Executed Again?
- "This page can't be displayed" Is Displayed When Internet Explorer Fails to Access the Native HDFS UI
- NameNode Fails to Be Restarted Due to EditLog Discontinuity
Parent topic: Using HDFS
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