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How to make Cron email me with output?
I used a pretty simple method to get cron to send emails: Backup Linux configuration, scripts and documents to Gmail. From Send email alerts using ssmtp we find the simplest way of sending email automated from terminal or script.
Is there a way to disable Cron emails?
Methods to disable cron emails 1 Disable cron emails using “>/dev/null 2>&1”. We can disable cron emails by adding >/dev/null 2>&1 to the end of each cron job line. 2 mailto=””. For cron, the default value of MAILTO is root. 3 CRONDARGS. If you disable cron emails completely and something goes wrong, you will lose the output.
Which is the worst feature of cron email?
One of the best, but also worst features of cron is the automatic sending of emails. Cron will automatically email the output of your cron jobs. Although this can be useful, it can often result in thousands of repeat or duplicate emails. In this case, or for other reasons, you may want to reduce or disable cron emails.
What is the default value for mailto in Cron?
/dev/null = a device file location in Unix systems that discards any data written to it. 2>&1 = redirects stderr (standard errors) and stdout (standard output). This results in both the Standard Error and Standard Out being redirected to /dev/null, rather than sent by email. For cron, the default value of MAILTO is root.
Where do I find the mailto variable in Cron?
MAILTO Variable. In addition to LOGNAME, HOME, and SHELL, cron will look at MAILTO if it has any reason to send mail as a result of running commands in “this” crontab. If MAILTO is defined (and non-empty), mail is sent to the user so named. First open your crontab file: # vi /etc/crontab.
How to set Cron to send email alerts?
From Send email alerts using ssmtp we find the simplest way of sending email automated from terminal or script. The installation steps are straight forward: sudo apt install ssmtp sudo nano /etc/ssmtp/ssmtp.conf # Change “MyEmailAddress” and “MyPassword” to your own.
Where do I send Cron logs to root?
cron looks for MAILTO feature to decide where it should send cron logs. it send is to root by default if the crons are running with root. put it there on the top and remove any mail command reference from the crons.
How to send email to local user in crontab?
First open your crontab file: # vi /etc/crontab. OR. $ crontab -e. To send email to [email protected], enter: [email protected]. Let us send email local user named sai: MAILTO=sai. If MAILTO is defined but empty (MAILTO=””), no mail will be sent.