Listen to your log files

[Jon 'maddog' Hall]

I think this is a good idea, but in reality your hearing is nowhere near
as sensitive as your nose.

I believe a good product for sysadmins would be "SmellTrouble(TM)",
where systems that are in good shape would generate smells like
chocolate, soda or good coffee, and systems that are in bad shape would
generate smells like....well you could have your choice.

md