Learning Points
- Architecture, principles
- Do exercises, tests
Virtual machine installed
- Only the host mode
- software selection：development tools, GUI
- network & host name: host name, open the card switch, NIC boot manually assign ip
- installation destination: Disk Size
- kdump, security policy: Turn off
- root: password
- reboot
- License Agreement: Accept
- Next, turn off the useless
- Just from a user name and password is not set
Remote Login
- putty
- xshell
linux configuration
- Turn off the firewall (permanent)
- systemctl stop firewalld.service
- systemctl disable firewalld.service
- Set correspondence between the host name and ip
- vi / etc / hosts ip + hostname
- The / tmp directory
- After restarting delete data
- HDFS default data storage directory, change the
File Directory
- Hidden files stored environment variables /root/.bash_profile
- Hidden directory /root/.ssh configuring a free login password (Hadoop and Spark)
reference
Ha Grand Duke commencement
https://dblab.xmu.edu.cn/post/8197/