cheers~ On 7 July 2011 19:41, Watanabe Maki <watanabe.m...@gmail.com> wrote:
> It is expected behaviour and not relate on number of node. > After the failed node bringing back, the ring will be busy by Hinted > Handoff rewriting and Read Repair. If you run repair, all your 3 nodes need > to build Merkel Tree, compare the hash values, then transfer latest data to > each other. > > You can tune the HH, read repair to reduce performance impact on self > healing activities. > > maki > > On 2011/07/07, at 18:10, david lee <iecan...@gmail.com> wrote: > > > hi guys, > > > > is there a minimum(recommended) number of machines for RF=3? > > > > i encountered a test result where > > # of nodes = 3 > > RF = 3 > > CL.READ=QUORUM > > and when 1 node was taken out and back in after which node repair was > run, > > the TPS dropped significantly. > > > > is this behaviour expected since the RF (for the duration of when 1 node > was taken out) > > is higher than the # of nodes? > > > > cheers, > > david > >
