Update tidb-binlog/tidb-binlog-configuration-file.md

tidb-binlog/tidb-binlog-configuration-file.md

@@ -174,7 +174,7 @@ This section introduces the configuration items of Drainer. For the example of a
 ### initial-commit-ts
 
 * Specifies from which commit timestamp of the transaction the replication process starts. This configuration is applicable only to the Drainer node that is in the replication process for the first time. If a checkpoint already exists in the downstream, the replication will be performed according to the time recorded in the checkpoint.
-* commit ts (commit timestamp) is a specific point in time for [transaction](/transaction-overview#transactions) commits in TiDB. It is a globally unique and increasing timestamp from PD as the unique ID of the current transaction. You can get the `initial-commit-ts` configuration in the following typical ways:
+* commit ts (commit timestamp) is a specific point in time for [transaction](/transaction-overview.md#transactions) commits in TiDB. It is a globally unique and increasing timestamp from PD as the unique ID of the current transaction. You can get the `initial-commit-ts` configuration in the following typical ways:
  - If BR is used, you can get `initial-commit-ts` from the backup TS recorded in the metadata backed up by BR (backupmeta).
  - If Dumpling is used, you can get `initial-commit-ts` from the Pos recorded in the metadata backed up by Dumpling (metadata),
  - If PD Control is used, `initial-commit-ts` is in the output of the `tso` command.