Guide
This article mainly describes how Google implements a reliable distributed Cron service that serves internally those teams that require most of the computational tasks scheduled for scheduling. In the practice of this system, we have
Author:North SouthFrom:Linuxsir. orgAbstract:In a Linux operating system, scheduled tasks are usually undertaken by cron. Understanding or understanding cron can help us manage servers more conveniently and save more time. This article also provides
Understand cron concepts
The cron daemon is a small subsystem composed of utilities and configuration files. cron of a certain style can be found in almost all UNIX-like systems. CronComponents include the daemon itself, a set of system-wide
Use cron in Ubuntu 14.04 for job automation, 14.04 cronChszs, author of cron in Ubuntu 14.04, is copyrighted and cannot be reproduced without consent. Blogger home: http://blog.csdn.net/chszs
Cron is one of the most useful tools in Linux. cron jobs
Most of the content below is translated according to Cron Help Guide, and some parts are added by yourself.
The full text is as follows:
Cron comes from the Greek word chronos (meaning "time"). It is the next program in linux to automatically
Name: crontab
Permission: All Users
Usage:
Crontab file [-u user]-replace the current crontab with the specified file.
Crontab-[-u user]-replace the current crontab with the standard input.
Crontab-1 [user]-list the current crontab of the
Cron is a daemon that can be used to schedule the execution of repeated tasks based on the combination of time, date, month, and week. Cron assumes that the system continues to run. If the system does not run when a task is scheduled, the task will
Cron is one of the most useful tools in Linux. cron jobs are scheduled to run when the specified time is reached. The most common automated system management and maintenance work, such as the daily scheduled backup notification or the
Use cron in Ubuntu14.04 to automate jobsUse cron in Ubuntu 14.04 to automate jobs
Cron is one of the most useful tools in Linux. cron jobs are scheduled to run when the specified time is reached.The most common automated system management and
Use Cron in Ubuntu 14.04 to automate jobs
Cron is one of the most useful tools in Linux. cron jobs are scheduled to run when the specified time is reached.The most common automated system management and maintenance work, such as the daily scheduled
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.