TiKV Status Shows Down, and It Will Go Down Again After Restarting

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This topic has been translated from a Chinese forum by GPT and might contain errors.

Original topic: TiKV Status显示Down,重启恢复之后会再次Down

| username: helontian

[Test Environment for TiDB] Testing
[TiDB Version] V6.5.1
[Reproduction Path] Operations performed that led to the issue
[Encountered Issue: Phenomenon and Impact] TiKV shows status: Down
[Resource Configuration]: 5 hosts TiDB Cluster
[Attachments: Screenshots/Logs/Monitoring]


Corresponding TiKV node log information:
[2023/04/19 10:09:17.287 +08:00][5][INFO] Options.error_if_exists: 0
[2023/04/19 10:09:17.287 +08:00][5][INFO] Options.max_bgerror_resume_count: 2147483647
[2023/04/19 10:09:17.287 +08:00][5][INFO] Options.bgerror_resume_retry_interval: 1000000
[2023/04/19 10:09:17.287 +08:00][5][INFO] Options.allow_data_in_errors: 0
rocksdb.no.file.errors COUNT : 0
rocksdb.error.handler.bg.errro.count COUNT : 0
rocksdb.error.handler.bg.io.errro.count COUNT : 0
rocksdb.error.handler.bg.retryable.io.errro.count COUNT : 0
rocksdb.error.handler.autoresume.count COUNT : 0
rocksdb.error.handler.autoresume.retry.total.count COUNT : 0
rocksdb.error.handler.autoresume.success.count COUNT : 0
rocksdb.error.handler.autoresume.retry.count P50 : 0.000000 P95 : 0.000000 P99 : 0.000000 P100 : 0.000000 COUNT : 0 SUM : 0
[2023/04/19 10:09:33.284 +08:00][5][INFO] Options.error_if_exists: 0
[2023/04/19 10:09:33.284 +08:00][5][INFO] Options.max_bgerror_resume_count: 2147483647
[2023/04/19 10:09:33.284 +08:00][5][INFO] Options.bgerror_resume_retry_interval: 1000000
[2023/04/19 10:09:33.284 +08:00][5][INFO] Options.allow_data_in_errors: 0

| username: tidb菜鸟一只 | Original post link

Is there enough resources on machine 94? Check the system logs.

| username: xingzhenxiang | Original post link

This mainly depends on the resources. I have already upgraded to 6.5.1 online for almost a month and haven’t seen any nodes down.

| username: helontian | Original post link

The issue has been identified, thank you.

| username: system | Original post link

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