Agenda

• Announcements
  • Tonight - Computer Science pre-registration pizza. 6 PM upstairs.
  • Term project progress reports due today.
  • Term project paper drafts due in one week.
  • Lab 8 due Thursday then you're free of graded labs.
• File Systems
  • Performance optimization
  • Journaling file systems
• RAID

Links

• Journaling filesystems:
  • ReiserFS, a linux journaling filesystem
  • ext3fs - journaling extension to Linux ext2 filesystem
  • jfs, IBM journaling filesystem, available for AIX, Linux
  • Related idea in FreeBSD's filesystem: Soft Updates
• Hamming Code, as used in RAID Level 2.
• Linux RAID HOWTO