iirc Ben (or was it someone else from Facebook) mentioned at a meetup about doing some work in this area. I believe they were hashing the tree but I may be mis-remembering.... Perhaps one of those folks can shed light.
Patrick On Fri, Jul 27, 2018 at 2:04 AM Andor Molnar <an...@cloudera.com.invalid> wrote: > Hi Klearchos, > > Some tool which is constantly querying the znode tree on each of every > participant and tolerates some latency between the inconsistencies, but > reports everything above the threshold could do the trick. > > Personally I'm not aware of anything existing, but feel free to dig github > or create your own one. > > Regards, > Andor > > > > > On Fri, Jul 27, 2018 at 9:16 AM, Chaloulos, Klearchos (Nokia - GR/Athens) < > klearchos.chalou...@nokia.com> wrote: > > > Hello, > > > > I recently ran into a case where my zookeeper servers had inconsistent > > data, that is nodes that existed in one server did not exist in the other > > two. I used 3 servers, with version 3.4.9. Unfortunately I cannot > reproduce > > the issue, as it occurred a long time ago in an environment outside my > > control. > > > > However my question is: Is there a way to detect zookeeper cluster > > inconsistencies? I am not talking about transient inconsistencies that > > exist for, say, a few seconds, but for permanent inconsistencies. In my > > case the inconsistencies persisted for a month! > > > > Best regards, > > > > Klearchos > > > > >
