crontab no log dev null

This will send the message to /dev/null (or a separate log if you prefer). ...

This will send the message to /dev/null (or a separate log if you prefer). No cron implementation that I've seen allows you to use different.

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Therefore >/dev/null 2>&1 is redirect the output of your program ...

Therefore >/dev/null 2>&1 is redirect the output of your program to With everything redirected to null, there is no output and hence cron will.

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You have piped the second commands STDOUT and STDERR to /dev/null, and only...

You have piped the second commands STDOUT and STDERR to /dev/null, and only piped the first command's STDOUT to the second.

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[Log in to get rid of this advertisement]. I know this is /dev/null in term...

[Log in to get rid of this advertisement]. I know this is /dev/null in terms of having a cron job not send an email to root for the cron'd dwn.220.v.uae cron from logging to syslog.

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you can control logging using dwn.220.v.ua comment the cron entry inside th...

you can control logging using dwn.220.v.ua comment the cron entry inside the dwn.220.v.ua as follows. auth,authpriv.* /var/log/dwn.220.v.ua *.*;auth.

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/dev/null accepts and discards all input; produces no output (always return...

/dev/null accepts and discards all input; produces no output (always returns an Usually cron sends an email for every output from the process.

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5 * * * * /usr/bin/php /path/to/my/dwn.220.v.ua > /dev/null 2>&1 ...

5 * * * * /usr/bin/php /path/to/my/dwn.220.v.ua > /dev/null 2>&1 (>&1) stdout which is already redirected to nowhere, basicly it makes your script run silently and doesn't generate any output or error log/file i hope i'm not mistaken.

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To prevent the sending of errors and output, add any one of the following a...

To prevent the sending of errors and output, add any one of the following at the end of the line for each cron job to redirect output to /dev/null.

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wget --quiet http://localhost/scorecard/admin/dwn.220.v.ua > /dev/null 2...

wget --quiet http://localhost/scorecard/admin/dwn.220.v.ua > /dev/null 2>&1 X is the html of the page I'm calling (no error messages or similar).

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I have no explanation for why cron is ignoring > /dev/null for stdout fo...

I have no explanation for why cron is ignoring > /dev/null for stdout for the programs but not Set MAILTO="[email protected]" in the crontab file. . I discovered wget and yum send stdout to stderr so I had to pipe everything to log files. It is possible to tell bash to also send output on STDERR to /dev/null.

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Any way I can make it NOT log to syslog? (/usr/local/bin/dwn.220.v.ua 1>...

Any way I can make it NOT log to syslog? (/usr/local/bin/dwn.220.v.ua 1> /dev/null) Jul 2 ranjandesk /USR/SBIN/CRON[].

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How do I verify whether the backup cron script job ran success. To verify w...

How do I verify whether the backup cron script job ran success. To verify whether the this job got executed successfully or not, check the /var/log/cron file, which tail /var/log/cron Oct 8 dev-db crond[]: (root) CMD where the script has exported the values of variables(echo $TIME=NULL).

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That's probably a very good thing as /dev/null is a file that you woul...

That's probably a very good thing as /dev/null is a file that you wouldn't ever want to lose. Here it is on It's a pseudo device, not an executable.

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If you see no number, then cron is not running. sudo /etc/init.d/cron start...

If you see no number, then cron is not running. sudo /etc/init.d/cron start can be . In some systems (Debian, Ubuntu) logging for cron is not enabled by default.

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exemple de commande avec >/dev/null dans un crontab: intervention humain...

exemple de commande avec >/dev/null dans un crontab: intervention humaine pour répondre à une question généralement yes ou no(y/n).

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