segment.index.bytes — Kafka topic Configuration
This configuration controls the size of the index that maps offsets to file positions. We preallocate this index file and shrink it only after log rolls.
Description
This configuration controls the size of the index that maps offsets to file positions. We preallocate this index file and shrink it only after log rolls. You generally should not need to change this setting.
Default Values by Kafka Version
| Kafka Version | Default Value |
|---|---|
| 0.11.0 | 10485760 |
| 1.0 | 10485760 |
| 1.1 | 10485760 |
| 2.0 | 10485760 |
| 2.1 | 10485760 |
| 2.2 | 10485760 |
| 2.3 | 10485760 |
| 2.4 | 10485760 |
| 2.5 | 10485760 |
| 2.6 | 10485760 (10 mebibytes) |
| 2.7 | 10485760 (10 mebibytes) |
| 2.8 | 10485760 (10 mebibytes) |
| 3.0 | 10485760 (10 mebibytes) |
| 3.1 | 10485760 (10 mebibytes) |
| 3.2 | 10485760 (10 mebibytes) |
| 3.3 | 10485760 (10 mebibytes) |
| 3.4 | 10485760 (10 mebibytes) |
| 3.5 | 10485760 (10 mebibytes) |
| 3.6 | 10485760 (10 mebibytes) |
| 3.7 | 10485760 (10 mebibytes) |
| 3.8 | 10485760 (10 mebibytes) |
| 3.9 | 10485760 (10 mebibytes) |
| 4.0 | 10485760 (10 mebibytes) |
| 4.1 | 10485760 (10 mebibytes) |
| 4.2 | 10485760 (10 mebibytes) |
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