Face the

Write face classics, save character

  1. Project introduction
  2. How to implement redis distributed lock?
  3. Any other ideas? How to achieve it? (Database, ZK)
  4. Redis distributed control order grab, can use database optimistic lock?
  5. How to implement optimistic database lock?
  6. Redis Sentinel mode?
  7. How do sentinels and machines communicate (ping, pong)?
  8. How do sentries elect their leaders?
  9. MVCC?
  10. What is the purpose of MVCC? The principle? Scene?
  11. What does database isolation level do? scenario
  12. Redo log undo log bin log
  13. At what stage did these occur?
  14. Mysql module: What logs do those generate?
  15. Mysql index? From the point of view of what you know?
  16. What is the difference between a clustered index and a non-clustered index?
  17. Shiro?
  18. How does Shiro store sessions?
  19. How do you deposit your money with Shiro?
  20. The difference between RocketMQ and Kafka?
  21. How does RocketMQ guarantee that messages will only be consumed by one machine?
  22. Has the JVM been tuned?
  23. Has the system been optimized?
  24. What are the JVM garbage collectors?
  25. What are the JVM garbage collection algorithms?
  26. What impressed you about the project? (Get results asynchronously)
  27. With the big data stuff? (no)
  28. What books have you been reading recently?
  29. What do you want to know?