Re: " Too many open files" exception while spinning Cassandra connections

2015-08-05 Thread nitin sharma
hi Denis, Sorry for late response... Can you please elaborate on how to share session between queries ? Regards, Nitin Kumar Sharma. On Tue, Jul 28, 2015 at 11:09 AM, Denis DEBARBIEUX wrote: > Hi, > > You can also share the session between many queries. Avoid to create one > session per tupl

Re: " Too many open files" exception while spinning Cassandra connections

2015-07-28 Thread Denis DEBARBIEUX
Hi, You can also share the session between many queries. Avoid to create one session per tuple. Denis Le 28/07/2015 15:51, Ajay a écrit : Hi Nitin, In Cassandra documentation[1], it is mentioned to increase the number of open files using ulimit which is a system (Linux) level setting. 1)

Re: " Too many open files" exception while spinning Cassandra connections

2015-07-28 Thread Ajay
Hi Nitin, In Cassandra documentation[1], it is mentioned to increase the number of open files using ulimit which is a system (Linux) level setting. 1) http://docs.datastax.com/en/cassandra/2.0/cassandra/install/installRecommendSettings.html Thanks Ajay On Tue, Jul 28, 2015 at 7:13 PM, nitin sh

" Too many open files" exception while spinning Cassandra connections

2015-07-28 Thread nitin sharma
HI, Has anyone worked on Storm - Cassandra setup? in my project Storm bolt will inject messages to Cassandra using Datax driver. We have observed that a single bolt executor thread is able to provide a throughput of 16 transactions per sec.. I.e - a single bolt executor thread is able to handle 1