It turns out that the logstash, elasticsearch, Kibana (ELK) stack is also very useful for mail server logs from PowerMTA. PowerMTA's main method of logging is to the accounting files, this is a CSV format file, and logstash has a CSV filter. To use the logstash filter on an accounting file:
"Money is a man made creation and in itself worth nothing. Why are we compelled to affix price tags to everything?" I'm going to try to explain: Money is just our convenient measure of the worth of things. It's a bit like saying gallons aren't worth anything, but at the same time more gallons of fuel are worth more than less gallons of fuel. Perhaps some people might benefit by having a fresh look at money to realise why we measure things in this way. Some people have a very simplistic view of money and of economics in general. The kind of view you develop when you're a child in your parents' house. Your mother is the source of a cake and other such treats, and if your brother gets more of the cake it means there is less cake for you. All pocket money and decisions about freedom comes from your parents, and you grow up to realise the importance of some of the rules they have established with you when you were young, like not letting you run acros...
You leave the house, with your car parked in the garage, where you could get to the garage through an inside door. Garage door opens electrically with motors. You drive to work, you park in the parking garage underneath the office, get out and walk to take the lift up to the floor where you work. After work you can drive past the ATM and get some cash out, and to the drive-through take out and get some food, and drive home, and park in the garage. When you go shopping, it's to a mall, where you can park. The mall has a roof over it, so when it rains the water doesn't fall onto your head when you move between shops, and has air conditioning so you don't break too much of a sweat doing your shopping in summer, or heating in winter. It's only when I moved to London that I realised this way of life is not obvious, and people spend much more time just getting the basics done like getting to work and back and shopping, and also less free time to spend w...
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