Updated on 2024-11-29 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 Do DistCp Commands Fail to Run in a Security Cluster and Exceptions Are Thrown?
- How Do I Rectify the Faulty If DataNode Fails to Be Started When the Number of Disks Defined in dfs.datanode.data.dir Equals the Value of 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
- What Should I Do If Data in the Cache Is Lost When the System Is Powered Off During Small File Storage?
- 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?
- How Do I Handle the Problem that HDFS Client Is Irresponsive 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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