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3 | 3 | <chapter id="wal">
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4 | 4 | <title>Reliability and the Write-Ahead Log</title>
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471 | 471 | directory. A restartpoint is triggered if at least one checkpoint record
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472 | 472 | has been replayed and <varname>checkpoint_timeout</> seconds have passed
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473 | 473 | since last restartpoint. In standby mode, a restartpoint is also triggered
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474 |
| - if <varname>checkoint_segments</> log segments have been replayed since |
| 474 | + if <varname>checkpoint_segments</> log segments have been replayed since |
475 | 475 | last restartpoint and at least one checkpoint record has been replayed.
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476 | 476 | Restartpoints can't be performed more frequently than checkpoints in the
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477 | 477 | master because restartpoints can only be performed at checkpoint records.
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