gudaoxuri/hdfs repository overview

== HDFS Environment

Based gudaoxuri/java:latest

=== Features

• SSH server & client ( Port: 22 User: root Password: 123456 )
• Hadoop 2.7.x

=== Examples

Start :

docker run --name hdfs -h hdfs -P -e KEEP=true -d gudaoxuri/hdfs

Operation：

⁠[source,shell]

Hadoop Home:/opt/hadoop/

⁠example: hdfs dfs -mkdir /test hdfs dfs -put /test/ hdfs dfs -ls /test

=== Environments

|=== | Env | Default Value | Remark

| TZ | Asia/Shanghai | | KEEP | false | true = always run |===

=== Volumes

|=== | volume | Remark

| /data/hadoop/hdfs/nn | Name node path | /data/hadoop/hdfs/dn | Data node path |===

=== Expose Ports

|=== | Port | Remark

| 22 | SSH Port

| 9000 | File system metadata operations fs.default.name | 50010 | Data transfer dfs.datanode.address | 50020 | Metadata operations dfs.datanode.ipc.address | 50070 | Web UI to look at current status of HDFS, explore file system dfs.http.address | 50075 | DataNode WebUI to access the status, logs etc. dfs.datanode.http.address | 50090 | Checkpoint for NameNode metadata dfs.secondary.http.address |===