First of all I recognize that we are in a theorical discussion. That said, I don't see why a fridge company couldn't have SLA on fridges temperature? (99.95% below -21°C; 99.99% below -18°C).
Le ven. 29 mai 2020 à 14:38, Bjoern Rabenstein <[email protected]> a écrit : > On 28.05.20 21:59, Julien Pivotto wrote: > > > > Should we recommend kelvin instead of celcius in histograms and > > summaries as there would not be negative observations ? > > https://github.com/prometheus/prometheus/issues/6669 > > Technically correct answer: We should just fix histograms. > > Nerdy answer: https://en.wikipedia.org/wiki/Negative_temperature > > Pragmatic answer: Temperature histograms almost never happen in > practice. That's why I avoided that example when arguing why negative > observations are a thing. A normal temperature measurement will happen > as a gauge. When would you sample temperature observations in a > histogram? I think that only happens if you have other events, which > you then want to correlate with temperature. (Made-up example from the > online-serving world: You have created a mobile app for users to check > in at places. It also sends out the temperature with the check-in > requests for some reason. Then you could create a histogram of > check-in temperatures.) > > -- > Björn Rabenstein > [PGP-ID] 0x851C3DA17D748D03 > [email] [email protected] > > -- > You received this message because you are subscribed to the Google Groups > "Prometheus Developers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/prometheus-developers/20200529123806.GP2326%40jahnn > . > -- You received this message because you are subscribed to the Google Groups "Prometheus Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/prometheus-developers/CAFJ6V0quL2%2BJOWv%3DRVGvtK4_LBzGyjFNTHNUQdfOruLbkJfb-w%40mail.gmail.com.
