Hi, The feature of speculative execution in Cassandra 2.0 helps in this case. You can get further explanation on below link. http://www.datastax.com/dev/blog/rapid-read-protection-in-cassandra-2-0-2
Thanks! On Tue, Dec 6, 2016 at 10:13 AM, Sungju Hong <equ.h...@gmail.com> wrote: > Hello, > > when I restart a node, other(most) nodes show high load average and block > queries for one or two minutes. > why other nodes are affected ? > > - I have a cluster of 70 nodes. > - Cassandra version 1.2.3 > - RF: 3 > - disabled hinted handoff > > I will appreciate any advice. > > Thanks. > Regards. > > >
