Hi Colin, aren't those counters (ever increasing), rather than gauges (fluctuating)?
You also mention CPU usage as a side note, you could use getrusage(2)'s ru_utime (user) and ru_stime (sys) to allow the broker to monitor its own CPU usage. /Magnus Den tis 10 dec. 2019 kl 19:33 skrev Colin McCabe <cmcc...@apache.org>: > Hi all, > > I wrote KIP about adding support for exposing disk read and write > metrics. Check it out here: > > https://cwiki.apache.org/confluence/x/sotSC > > best, > Colin >