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5 changes: 5 additions & 0 deletions tidb-configuration-file.md
Original file line number Diff line number Diff line change
Expand Up @@ -179,6 +179,11 @@ The TiDB configuration file supports more options than command-line parameters.
- When this configuration is set to `true` on a TiDB instance, the telemetry collection in this TiDB instance is enabled and the [`tidb_enable_telemetry`](/system-variables.md#tidb_enable_telemetry-new-in-v402) system variable takes effect.
- When this configuration is set to `false` on all TiDB instances, the telemetry collection in TiDB is disabled and the [`tidb_enable_telemetry`](/system-variables.md#tidb_enable_telemetry-new-in-v402) system variable does not take effect. See [Telemetry](/telemetry.md) for details.

### `deprecate-integer-display-length`

- Deprecates the display width for integer types when this configuration item is set to `true`.
- Default value: `false`

### `enable-tcp4-only` <span class="version-mark">New in v5.0</span>

- Enables or disables listening on TCP4 only.
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