[2021/12/06 16:45:41.535 +08:00] [INFO] [mod.rs:335] ["starting working thread"] [worker=region-collector-worker]
[2021/12/06 16:45:41.537 +08:00] [INFO] [mod.rs:85] ["encryption: none of key dictionary and file dictionary are found."]
[2021/12/06 16:45:41.537 +08:00] [INFO] [mod.rs:374] ["encryption is disabled."]
[2021/12/06 16:45:41.701 +08:00] [INFO] [future.rs:136] ["starting working thread"] [worker=gc-worker]
[2021/12/06 16:45:41.701 +08:00] [INFO] [mod.rs:335] ["starting working thread"] [worker=lock-collector]
[2021/12/06 16:45:41.736 +08:00] [INFO] [mod.rs:170] ["Storage started."]
[2021/12/06 16:45:41.737 +08:00] [INFO] [mod.rs:335] ["starting working thread"] [worker=split-check]
[2021/12/06 16:45:41.738 +08:00] [INFO] [node.rs:351] ["start raft store thread"] [store_id=916097]
[2021/12/06 16:45:41.738 +08:00] [INFO] [peer.rs:147] ["create peer"] [peer_id=2513660] [region_id=2]
[2021/12/06 16:45:41.738 +08:00] [FATAL] [server.rs:576] ["failed to start node: EngineTraits(Other(\"[components/raftstore/src/store/fsm/store.rs:812]: \\\"[components/raftstore/src/store/peer_storage.rs:385]: [region 2] entry at apply index 1221178 doesn\\\\\\'t exist, may lose data.\\\"\"))"]
可以参考一下这个帖子，看一下 region 丢失，通过 tikv-ctl 做一下 bad region 的操作。机器挂掉了，tikv无法启动， 集群异常不可用