Yes, dual 2699 v3, with 256 GB of RAM, yet indexing throughput somehow got slower :) I haven't re-tuned indexing threads, IW buffer size yet for this new hardware ...
Mike McCandless http://blog.mikemccandless.com On Thu, Apr 14, 2016 at 2:09 PM, Ishan Chattopadhyaya <ichattopadhy...@gmail.com> wrote: > Wow, 72 cores? That sounds astounding. Are they dual Xeon E5 2699 v3 CPUs > with 18 cores each, with hyperthreading = 18*2*2=72 threads? > > On Thu, Apr 14, 2016 at 11:33 PM, Dawid Weiss <dawid.we...@gmail.com> wrote: > >> The GC change is after this: >> >> BJ (2015-12-02): Upgrade to beast2 (72 cores, 256 GB RAM) >> >> which leads me to believe these results are not comparable (different >> machines, architectures, disks, CPUs perhaps?). >> >> Dawid >> >> >> On Thu, Apr 14, 2016 at 7:13 PM, Otis Gospodnetić >> <otis.gospodne...@gmail.com> wrote: >> > Hi, >> > >> > I was looking at Mike's >> > http://home.apache.org/~mikemccand/lucenebench/indexing.html secretly >> > hoping to spot some recent improvements in indexing throughput.... but >> > instead it looks like: >> > >> > * indexing throughput hasn't really gone up in the last ~5 years >> > * indexing was faster in 2014, but then dropped to pre-2014 speed in >> early >> > 2015 >> > * indexing rate dropped some more in early 2016, and that seems to >> roughly >> > correlate to a *big* jump in Young GC in late 2015 >> > >> > Does anyone know what happened in late 2015 that causes that big Young GC >> > jump? >> > Or does that big jump just look scary in that chart, but is not actually >> a >> > big concern in practice? >> > >> > Thanks, >> > Otis >> > -- >> > Monitoring - Log Management - Alerting - Anomaly Detection >> > Solr & Elasticsearch Consulting Support Training - http://sematext.com/ >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> >> --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
