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| -rw-r--r-- | website/src/learning/advanced-virt-df/index.html | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/website/src/learning/advanced-virt-df/index.html b/website/src/learning/advanced-virt-df/index.html index af2789c..ab18e06 100644 --- a/website/src/learning/advanced-virt-df/index.html +++ b/website/src/learning/advanced-virt-df/index.html @@ -148,13 +148,32 @@ over approximately one month, generated using OpenOffice Calc [% WRAPPER h2 h2="Alerts" anchor="alerts" %] -XXX - - +<p> +You can modify the cron job to send you an email when any +filesystem is going to run out of space. The system is +very flexible and can work on %usage thresholds, absolute +amount of free space remaining, inode numbers and so on. +</p> +<p> +The basic plan is outlined in +<a href="http://rwmj.wordpress.com/2010/04/02/tip-find-out-when-filesystems-get-full-with-virt-df-working-version/#content">this blog posting</a>. +</p> +<p> +In order to get cron to send you an email, put the code from the above +posting into a script and set up cron like this: +</p> +<pre> +MAILTO=you@example.com +0 3 * * * /path/to/script +</pre> +<p> +This will send email if the script produces any output +(ie. when your criteria are met). +</p> [% END %] |