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linux [2018/07/02 07:15] – File Descriptor ledyx | linux [2021/02/07 03:15] (current) – external edit 127.0.0.1 |
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= File Descriptor = | = Crontab = |
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| __**C**__h__**ron**__(time)__**tab**__le |
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| <code bash> |
| * * * * * COMMAND |
| # m(0 ~ 59) h(0~23) d(1~31) M(1~12) DayOfWeek(0~6, 0 : Sunday) |
| </code> |
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| <sxh bash> |
| # 등록 |
| crontab -e |
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| # 삭제 |
| crontab -r |
| </sxh> |
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| <sxh bash> |
| # 1분마다 date 출력 |
| * * * * * date >> /tmp/greet.txt |
| ## */1 * * * * date >> /tmp/greet.txt |
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| # 매시 15,45분 "Hello, world" 출력 |
| 15,45 * * * * echo "Hello, world!" >> /tmp/greet.txt |
| </sxh> |
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| == File Descriptor == |
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|<100%>| | |<100%>| |