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reference: enlarge txn-total-size-limit when binlog enabled #2980

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Merged
merged 2 commits into from
May 8, 2020
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reference: enlarge txn-total-size-limit when binlog enabled #2980

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reference: enlarge txn-total-size-limit when binlog enabled
jackysp May 7, 2020
cfeb6b8
Merge branch 'master' into enlarge-txn-limit
sre-bot May 8, 2020
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2 changes: 1 addition & 1 deletion reference/configuration/tidb-server/configuration-file.md
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Expand Up @@ -277,7 +277,7 @@ TiDB 配置文件比命令行参数支持更多的选项。你可以在 [config/

+ TiDB 事务大小限制
+ 默认值：104857600 (Byte)
+ 单个事务中，所有 key-value 记录的总大小不能超过该限制。注意，如果开启了 `binlog`，该配置项的值不能超过 `104857600`（表示 100MB），因为 binlog 组件不支持同步的事务过大。如果 `binlog` 没开启，该配置项的最大值不超过 `10737418240`（表示 10GB）。
+ 单个事务中，所有 key-value 记录的总大小不能超过该限制。该配置项的最大值不超过 `10737418240`（表示 10GB）。注意，如果使用了以 `Kafka` 为下游消费者的 `binlog`，如：`arbiter` 集群，该配置项的值不能超过 `1073741824`（表示 1GB），因为这是 `Kafka` 的处理单条消息的最大限制，超过该限制 `Kafka` 将会报错。

### `stmt-count-limit`

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