Cron ジョブ 4時間ごと
0 */4 * * *
分
時
日（月）
月
曜日
毎時 0 分過ぎ, 4 時間ごと
フィールド分析
| フィールド | 値 | 意味 |
|---|---|---|
| 分 | 0 | at minute 0 |
| 時 | */4 | every 4 hours |
| 日（月） | * | any value |
| 月 | * | any value |
| 曜日 | * | any value |
Crontab 行
0 */4 * * * /path/to/script.shThe expression 0 */4 * * * schedules a cron job to run 4時間ごと. This schedule belongs to the "時" category and is frequently used for periodic maintenance tasks, report generation, or batch processing that runs several times throughout the day.