DistOS 2019F 2019-11-11

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Readings

NASD & Ceph

Discussion Questions

  • NASD was motivated by what changes in computer technology?
  • What is a SAN? An object store (in the context of NASD & Ceph)?
  • How does RAID relate to SANs?
  • Does Ceph use a SAN?
  • What is dynamic subtree partitioning in Ceph? Why is it important?
  • What is CRUSH in Ceph? Why is it important?
  • How does Ceph compare to GFS?