- Notes, cautions, and warnings
- Introduction to this guide
- Overview of HDFS with OneFS
- Configuring OneFS with HDFS
- Activate the HDFS license
- Configuring the HDFS service
- HDFS service settings overview
- Enable or disable the HDFS service globally (Web UI)
- Enable or disable the HDFS service per-access zone (Web UI)
- Enable or disable the HDFS service globally (CLI)
- Enable or disable the HDFS service per-access zone (CLI)
- Configure HDFS service settings (Web UI)
- Configure HDFS service settings (CLI)
- View HDFS settings (Web UI)
- View HDFS settings (CLI)
- Modify HDFS log levels (CLI)
- View HDFS log levels (CLI)
- Set the HDFS root directory (Web UI)
- Set the HDFS root directory (CLI)
- Configuring HDFS authentication methods
- Creating a local Hadoop user
- Enabling the WebHDFS REST API
- Configuring secure impersonation
- Configuring virtual HDFS racks
- Configuring HDFS wire encryption
- Configuring HDFS transparent data encryption
- Additional resources
PowerScale OneFS HDFS Configuration Guide
Configure HDFS service settings (CLI)
Configure HDFS service settings in each access zone using the OneFS command-line interface.
Run the
isi hdfs settings modify command.
The following command sets the block size to 256 KB in the zone3 access zone:
isi hdfs settings modify --default-block-size=256K --zone=zone3
You must specify the block size in bytes. Suffixes K, M, and G are allowed.
The following command sets the checksum type to crc32 in the zone3 access zone:
isi hdfs settings modify --default-checksum-type=crc32 --zone=zone3
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