RHEL File System Performance Optimization Characterization and Tuning.

Separate swap and busy partition like /var and /usr.

RHEL 4/5 EXT3 improves performance

• Scalability up to 5 M file/system.
• Sequential write by using block reservations.
• Increases file system up to 8 TB.
  

Use GFS – global file system – cluster file system.