panic at src/mito2/src/memtable/time_series.rs:188:52

[killme2008]

What type of bug is this?

Unexpected error

What subsystems are affected?

Datanode

What happened?

Running the java example more than once

https://docs.greptime.com/user-guide/write-data/sdk-libraries/java

After the first execution, the second execution panic at src/mito2/src/memtable/time_series.rs:188:52

2023-09-24T15:32:18.541899Z ERROR common_telemetry::panic_hook: panicked at src/mito2/src/memtable/time_series.rs:188:52:
called `Result::unwrap()` on an `Err` value: CastType { msg: "Failed to cast value ref Int64(1695569538016) to Timestamp", location: Location { file: "src/datatypes/src/value.rs", line: 959, column: 9 } } backtrace=   0: <unknown>
   1: <unknown>
   2: <unknown>
   3: <unknown>
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   6: <unknown>
   7: <unknown>
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  10: <unknown>
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  14: <unknown>
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  17: <unknown>
  18: <unknown>
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 panic.file="src/mito2/src/memtable/time_series.rs" panic.line=188 panic.column=52

Then the worker 0 exited:

2023-09-24T15:33:07.130925Z  WARN mito2::worker: Worker 0 is already exited but the running flag is still true
2023-09-24T15:33:07.131683Z ERROR servers::grpc::greptime_handler: Failed to handle request trace_id=0 err.msg=Failed to insert data, source: Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14 err.code=Internal err.source=Failed to insert data, source: Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14 err.source.sources=[Failed to insert data, source: Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14, Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14, Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14, Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14, Failed to handle request for region 4402341478400(1025, 0), source: Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55, location: src/datanode/src/region_server.rs:263:14, Worker 0 is stopped, location: src/mito2/src/worker.rs:297:55]

What operating system did you use?

All system

Relevant log output and stack trace

No response

How can we reproduce the bug?

Run the java write example more than once

https://docs.greptime.com/user-guide/write-data/sdk-libraries/java

[killme2008]

Looks like it's the document issue, it's outdated for v0.4

[evenyag]

#2460 should fix this.