yep, for odd n that's right. On Thu, May 30, 2019 at 1:30 PM Joel Mestres <joel.mest...@globant.com> wrote:
> ok great so the minimum quorum always is F + 1 considering n as odd, right > ? > > On Thu, May 30, 2019 at 3:38 PM Alexander Shraer <shra...@gmail.com> > wrote: > > > If you're using "majority quorums" (the default in ZK), > F=floor((n-1)/2). A > > quorum is any set containing a majority (or more) of servers. > > The basic requirement is that any two quorums must intersect. > > > > > > On Wed, May 29, 2019 at 6:55 PM Patrick Hunt <ph...@apache.org> wrote: > > > > > 2n+1 = ensemble size required to survive n failed zkservers (servers > not > > in > > > the quorum) > > > > > > iow: 3 nodes means 1 zkserver can fail and the service is still up. 5 > and > > > you can survive 2 failures. > > > > > > Patrick > > > > > > On Wed, May 29, 2019 at 4:43 PM Joel Mestres <joel.mest...@globant.com > > > > > wrote: > > > > > > > Hello which is the relation between the number of F failling machines > > > that > > > > the cluster can tolerate and the quorum configuration? F determines > the > > > > posibles numbers of quorums? or F can be greater / smaller than > quorum > > ? > > > > thanks in advance for your response! > > > > > > > > -- > > > > > > > > > > > > The information contained in this e-mail may be confidential. It has > > been > > > > sent for the sole use of the intended recipient(s). If the reader of > > this > > > > message is not an intended recipient, you are hereby notified that > any > > > > unauthorized review, use, disclosure, dissemination, distribution or > > > > copying of this communication, or any of its contents, is strictly > > > > prohibited. If you have received it by mistake please let us know by > > > > e-mail > > > > immediately and delete it from your system. Many thanks. > > > > > > > > > > > > > > > > La información > > > > contenida en este mensaje puede ser confidencial. Ha sido enviada > para > > el > > > > uso exclusivo del destinatario(s) previsto. Si el lector de este > > mensaje > > > > no > > > > fuera el destinatario previsto, por el presente queda Ud. notificado > > que > > > > cualquier lectura, uso, publicación, diseminación, distribución o > > copiado > > > > de esta comunicación o su contenido está estrictamente prohibido. En > > caso > > > > de que Ud. hubiera recibido este mensaje por error le agradeceremos > > > > notificarnos por e-mail inmediatamente y eliminarlo de su sistema. > > Muchas > > > > gracias. > > > > > > > > > > > > > > > -- > > > The information contained in this e-mail may be confidential. It has been > sent for the sole use of the intended recipient(s). If the reader of this > message is not an intended recipient, you are hereby notified that any > unauthorized review, use, disclosure, dissemination, distribution or > copying of this communication, or any of its contents, is strictly > prohibited. If you have received it by mistake please let us know by > e-mail > immediately and delete it from your system. Many thanks. > > > > La información > contenida en este mensaje puede ser confidencial. Ha sido enviada para el > uso exclusivo del destinatario(s) previsto. Si el lector de este mensaje > no > fuera el destinatario previsto, por el presente queda Ud. notificado que > cualquier lectura, uso, publicación, diseminación, distribución o copiado > de esta comunicación o su contenido está estrictamente prohibido. En caso > de que Ud. hubiera recibido este mensaje por error le agradeceremos > notificarnos por e-mail inmediatamente y eliminarlo de su sistema. Muchas > gracias. > >
