It is difficult to answer that for me. My customer requested me to achieve 1000 qps with single Solr.
Thanks, Yasufumi. 2019年10月1日(火) 14:59 Jörn Franke <jornfra...@gmail.com>: > Why do you need 1000 qps? > > > > Am 30.09.2019 um 07:45 schrieb Yasufumi Mizoguchi < > yasufumi0...@gmail.com>: > > > > Hi, > > > > I am trying some tests to confirm if single Solr instance can perform > over > > 1000 queries per second(!). > > > > But now, although CPU usage is 40% or so and iowait is almost 0%, > > throughput does not increase over 60 queries per second. > > > > I think there are some bottlenecks around Kernel, JVM, or Solr settings. > > > > The values we already checked and configured are followings. > > > > * Kernel: > > file descriptor > > net.ipv4.tcp_max_syn_backlog > > net.ipv4.tcp_syncookies > > net.core.somaxconn > > net.core.rmem_max > > net.core.wmem_max > > net.ipv4.tcp_rmem > > net.ipv4.tcp_wmem > > > > * JVM: > > Heap [ -> 32GB] > > G1GC settings > > > > * Solr: > > (Jetty) MaxThreads [ -> 20000] > > > > > > And the other info is as follows. > > > > CPU : 16 cores > > RAM : 128 GB > > Disk : SSD 500GB > > NIC : 10Gbps(maybe) > > OS : Ubuntu 14.04 > > JVM : OpenJDK 1.8.0u191 > > Solr : 6.2.1 > > Index size : about 60GB > > > > Any insights will be appreciated. > > > > Thanks and regards, > > Yasufumi. >
