[v7.1.3] Add cdc redo configuration (#15619) (#15628)

pingcap · Dec 21, 2023 · 8528c81 · 8528c81
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diff --git a/ticdc/ticdc-changefeed-config.md b/ticdc/ticdc-changefeed-config.md
@@ -197,6 +197,9 @@ flush-worker-num = 8
 # The behavior to compress redo log files.
 # Available options are "" and "lz4". The default value is "", which means no compression.
 compression = ""
+# The concurrency for uploading a single redo file.
+# The default value is 1, which means concurrency is disabled.
+flush-concurrency = 1
 
 [integrity]
 # Whether to enable the checksum validation for single-row data. The default value is "none", which means to disable the feature. Value options are "none" and "correctness".

diff --git a/ticdc/ticdc-open-api-v2.md b/ticdc/ticdc-open-api-v2.md
@@ -291,6 +291,8 @@ The `consistent` parameters are described as follows:
 | `use_file_backend` | `BOOL` type. Specifies whether to store the redo log in a local file. (Optional) |
 | `encoding_worker_num` | `INT` type. The number of encoding and decoding workers in the redo module. (Optional)             |
 | `flush_worker_num`    | `INT` type. The number of flushing workers in the redo module. (Optional)             |
+| `compression`         | `STRING` type. The behavior to compress redo log files. Available options are `""` and `"lz4"`. The default value is `""`, which means no compression. (Optional) |
+| `flush_concurrency`   | `INT` type. The concurrency for uploading a single file. The default value is `1`, which means concurrency is disabled. (Optional)                                     |
 
 The `filter` parameters are described as follows: