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Signed-off-by: hehechen ### What problem does this PR solve? Issue Number: close https://github.com/pingcap/tidb/issues/36175 ref https://github.com/pingcap/tiflash/issues/5315 Problem Summary: In https://github.com/pingcap/tidb/pull/34741 and https://github.com/pingcap/tidb/pull/36368, `ALTER TABLE [name] COMPACT` and `ALTER TABLE [name] COMPACT...
Signed-off-by: hehechen ### What is changed, added or deleted? (Required) There are few cases of `Lock Exception`, and in the case of DDL, TiFlash will have problems with the processing...
Signed-off-by: hehechen ### What is changed, added or deleted? (Required) update tiflash-configuration.md. ### Which TiDB version(s) do your changes apply to? (Required) **Tips for choosing the affected version(s):** By default,...
Signed-off-by: hehechen ### What is changed, added or deleted? (Required) update information-schema/information-schema-tiflash-replica.md ### Which TiDB version(s) do your changes apply to? (Required) **Tips for choosing the affected version(s):** By default,...
The [MAPPINGS_CACHE_SIZE](https://github.com/rust-lang/backtrace-rs/blob/5be2e8ba9cf6e391c5fa45219fc091b4075eb6be/src/symbolize/gimli.rs#L55) is 4 by hard coding. Can we make it configurable? In some scenarios, the lib mappings cache miss will cause performance degrade, especially in the scenario that the...
`go-tpc tpch` support `--use-explain`, but `go-tpc ch` not support. I think `go-tpc ch` should support `--use-explain` too.
`yy` file support random `datetime` fields. 
`go-randgen exec` will execute the query sql after generate data, and no option is provided to the users to set the TiFlash replica.
[The overhead of dwarf resolving symbol is larger than that of frame pointer](https://github.com/pingcap/tiflash/issues/6347). The[ root cause](https://github.com/pingcap/tiflash/issues/6347#issuecomment-1333038382) is that the backtrace of DWARF is deeper than that of frame pointer. So...