The utility sar is part of the sysstat package. Note the double ‘s’. Most articles/documentation state that the jobs should be run using cron. On Raspbian buster and Ubuntu 22.04 this no longer works, the utilities work, but the historical database is not collected nor stored. These systems require that systemd run the collector.
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Ubuntu 22
This seems a bit unstable, actually a bit unfair but they have changed how they deal with bursting swap, and firefox at least uses snap and so I may need some more tools. I have added to this page as I learn more about what additional configuration I need. My notes …
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Systemd (ptui)
Originally written in 2017. I said, “It seems systemd can’t be avoided. I am annoyed at having to relearn stuff for a problem not worth solving”. I had another look in 2025, added some links as this time I wanted to move some job commands from cron to systemd i.e. run the programs/scripts periodically. Here…
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Fedora 24
This is quite different, in particular the System V init files don’t work any more and so I need to implement a systemd solution to mount the virtual box shared folders. I think these need to run after the vboxaddclient service. Some documentation suggests that LSB compliant scripts will work. I am about to stop…
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