stopping mail

Chris G cl at isbd.net
Fri Nov 23 15:41:42 UTC 2007


On Fri, Nov 23, 2007 at 03:20:20PM +0000, tony.chamberlain at lemko.com wrote:
> 
>    I made a monitor from my machine (CentOS 4.5) to do an http to a
>    machine
>    retrieve some info to see if a process is running (on this remote
>    machine I have
>    a task running so it is easy to get the info from my machine).
>    If I cannot access the remote machine, my machine sends mail to me and
>    a couple
>    other people saying the machine is unreachable.  My cronjob runs every
>    5 minutes.
>    Juts occured to me now though that if our network goes down, my
>    machine will be
>    sending mail every 5 minutes saying the machine is unreachable.  These
>    messages
>    will get stored on my machine and all get sent when it comes up.
>    I am wondering whether someone knows how to cancel mail that is queued
>    on a machine, so it
>    doesn't all get sent out.  I do have root access.

Wouldn't it be easier to simply stop cron sending the mail, hang the
follwoing on the end of the cron command:-

    >/dev/null 2>&1

-- 
Chris Green




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