Vivek: I searched for 'cassandra gc pause' and found a few hits. e.g. : http://search-hadoop.com/m/qZFqM1c5nrn1Ihwf6&subj=Re+GC+pauses+affecting+entire+cluster+
Keep in mind the effect of GC on shared nodes. FYI On Fri, Jan 22, 2016 at 7:09 PM, Mohammed Guller <moham...@glassbeam.com> wrote: > For data locality, it is recommended to run the Spark workers and > Cassandra on the same nodes. > > > > Mohammed > > Author: Big Data Analytics with Spark > <http://www.amazon.com/Big-Data-Analytics-Spark-Practitioners/dp/1484209656/> > > > > *From:* vivek.meghanat...@wipro.com [mailto:vivek.meghanat...@wipro.com] > *Sent:* Friday, January 22, 2016 5:38 PM > *To:* user@spark.apache.org > *Subject:* Spark Cassandra clusters > > > > Hi All, > What is the right spark Cassandra cluster setup - having Cassandra cluster > and spark cluster in different nodes or they should be on same nodes. > We are having them in different nodes and performance test shows very bad > result for the spark streaming jobs. > Please let us know. > > Regards > Vivek > > The information contained in this electronic message and any attachments > to this message are intended for the exclusive use of the addressee(s) and > may contain proprietary, confidential or privileged information. If you are > not the intended recipient, you should not disseminate, distribute or copy > this e-mail. Please notify the sender immediately and destroy all copies of > this message and any attachments. WARNING: Computer viruses can be > transmitted via email. The recipient should check this email and any > attachments for the presence of viruses. The company accepts no liability > for any damage caused by any virus transmitted by this email. > www.wipro.com >
