Re: Can't connect to Cassandra server

You also have to change the same IP which is 192.248.15.219 for seeds inside cassandra.yaml file. then try to connect, it will work. Thanks, Umang Shah On Sun, Jul 19, 2015 at 1:52 AM, Chamila Wijayarathna < cdwijayarat...@gmail.com> wrote: > Hi Ajay, > > I tried that also, bu

Re: ROperationTimedOut in selerct count statement in cqlsh

not the intended > recipient, you should destroy it immediately. Any information in this > message shall not be understood as given or endorsed by Peridale Ltd, its > subsidiaries or their employees, unless expressly so stated. It is the > responsibility of the recipient to ensure that

Re: ROperationTimedOut in selerct count statement in cqlsh

HI, It is common problem, if your machine has 4 GB of RAM then you can only retrieve records about 20 so you have to increase the RAM of your system to avoid this problem.. Thanks, Umang Shah On Wed, Apr 22, 2015 at 9:34 AM, Mich Talebzadeh wrote: > Hi, > > > > I have a t

Re: What will be system configuration for retrieving few "GB" of data

Thanks Mohammed.. This the Answer which i am looking for. Regards, Umang Shah On Sat, Oct 18, 2014 at 5:11 AM, Mohammed Guller wrote: > With 8GB RAM, the default heap size is 2GB, so you will quickly start > running out of heap space if you do large reads. What is a large read? It >

What will be system configuration for retrieving few "GB" of data

data? Can somebody explain me how to improve read performance then it will be great help, i tried http://www.datastax.com/documentation/cassandra/2.0/cassandra/operations/ops_tune_jvm_c.html such things but no help. -- Regards, Umang Shah shahuma...@gmail.com

Re: Difference in retrieving data from cassandra

be the reason for performance? And can you also tell me what is the difference between the structure i used and in Node Structure. Regards, Umang Shah BI-ETL Developer On Thu, Sep 25, 2014 at 4:48 PM, Jonathan Haddad wrote: > You'll need to provide a bit of information. To start, a quer

Difference in retrieving data from cassandra

Hi All, I am using cassandra with Pentaho PDI kettle, i have installed cassandra in Amazon EC2 instance and in local-machine, so when i am trying to retrieve data from local machine using Pentaho PDI it is taking few seconds (not more then 20 seconds) and if i do the same using production data-bas

Re: Performance testing in Cassandra

it's website www.datastax.com/documentation/cassandra/2.0/cassandra/tools/ Thanks, Umang Shah shahuma...@gmail.com On Wed, Sep 10, 2014 at 5:36 AM, Malay Nilabh wrote: > Hi > > > > Anyone can you please let me know the steps for performance testing in > Cassa

Re: Bulk load in cassandra

of file); for directly executing above command your file has to be in cassandra/bin location. Thanks, Umang Shah Pentaho BI-ETL Developer shahuma...@gmail.com On Wed, Aug 27, 2014 at 12:13 PM, Malay Nilabh wrote: > Hi > > I installed Cassandra on one node successfully using CLI I am

Re: Cassandra Installation

Hi Malay, Have a look at this video, this will give you very clear instruction how you can achieve your output. https://www.youtube.com/watch?v=Wohi9B-1Omc Thanks, Umang Shah Pentaho BI-ETL Developer shahuma...@gmail.com On Tue, Aug 26, 2014 at 12:41 PM, Malay Nilabh wrote: > Hi > &

problem with copy command and heap size

1) i am using below commands for coping data COPY events.standardevents (uuid, data, name, time, tracker, type, userid) TO 'temp.csv'; truncate standardevents; COPY event.standardeventstemp (uuid, data, name, time, tracker, type, userid) FROM 'temp.csv'; if table is not containi