Hello Jon! Thank you very much!
Kind regards, Rose čet, 3. pro 2020. u 03:49 Jon Jensen <[email protected]> napisao je: > On Tue, 17 Nov 2020, Ružica Prljević wrote: > > > We have Bucardo 5.5.0, and following set up: > > bucardo set vac_run=2 > > bucardo set vac_sleep=8 > > > > VAC daemon should trim bucardo delta and track tables every 2 minutes in > > this case from my understanding of Bucardo. > > > > Our client wants to know why we do not implement following cron job: > > */5 * * * * /usr/sbin/bucardo purge all -verbose >/dev/null 2>&1 > > > > I have read through commands and documentation and cannot find any > > upside for using bucardo purge -all. > > > > Can you please tell me if this command does something that VAC daemon > > doesn't? > > Rose, > > They look about the same to me: they both call the PostgreSQL function > bucardo_purge_delta(text) so they do the same work. > > The main difference is that vac_run calls it with argument '45 seconds', > so it only cleans up transactions older than 45 seconds ago, while `purge > all` calls it with argument '1 second', so it will purge almost all > transactions. > > In my mind you are already doing it a good way by using the vac_run > facility. > > Jon > > > -- > Jon Jensen > End Point Corporation > https://www.endpoint.com/
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