Crond cannot run script analysis

Source: Internet
Author: User
Article Title: crond cannot run script analysis. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.

1. ls-l urscripts # Check whether the script has the execution permission (x)

2. sh-n urscripts # Check whether the script has a syntax error

3. sh-x urscripts # debug and run the script. No error is reported. Otherwise, crond cannot run the script.

# Echo $? Check the returned status of the script. The correct value is 0, and the non-0 value is an error.

4. more/etc/crontab or crontab-l # The content must meet the requirements. We recommend that you use an absolute path.

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