Initial Release of Couchbase’s Jepsen Testing Repo

Initial release of Couchbase's Jepsen testing repo, for testing Couchbase's key-value operations.

Here's an overview of the included workload types, the checkers and nemeses:

Workload types:

• Set
• Counter
• CASRegister

Checkers used:

• Knossos
• Seqchecker
• Extended set checker
• Sanity counter

Included nemeses:

• Graceful/Hard failover
• Delta/Full recovery
• Isolate completely
• Isolate two nodes from each other
• Heal network
• Rebalance out
• Rebalance in
• Swap rebalance
• Fail rebalance
• Kill process
• Start process
• Halt process
• Continue process
• Hard reboot
• Trigger compaction
• Fail disk
• Slow disk
• Reset disk