CsvReporter not spitting out metrics in cassandra

2016-02-25 Thread Vikram Kone
Hi, I have added the following file on my cassandra node /etc/dse/cassandra/metrics-reporter-config.yaml csv: - outdir: '/mnt/cassandra/metrics' period: 10 timeunit: 'SECONDS' predicate: color: "white" useQualifiedName: true patterns: - "^org.apache.cass

Re: Data visualization tools for Cassandra

2015-10-20 Thread Vikram Kone
ssandra > integration is > https://github.com/doanduyhai/incubator-zeppelin/blob/MetroDay > > On Tue, Oct 20, 2015 at 8:54 PM, Vikram Kone wrote: > >> Does opscenter has the capability to create custom dashboards based on >> the data in cassandra tables? >> I'll loo

Re: Data visualization tools for Cassandra

2015-10-20 Thread Vikram Kone
look at jKool, a DataStax partner at jKoolCloud.com >>> <http://jkoolcloud.com/>. It provides visualization for data in DSE. >>> >>> Regards, >>> >>> Charley >>> >>> *From:* Gene [mailto:gh5...@gmail.com ] >>> *Sent:* Tu

Data visualization tools for Cassandra

2015-10-20 Thread Vikram Kone
Hi, We are looking for data visualization tools to chart some graphs over data present in our cassandra cluster. Are there any open source visualization tools that people are using to quickly draw some charts over data in their cassandra tables? We are using Datastax version of cassandra, in case t

Re: How to run any application on Cassandra cluster in high availability mode

2015-08-18 Thread Vikram Kone
intgteation with Azkaban and Azkaban HA. >>> >>> On Sunday, August 16, 2015, Vikram Kone wrote: >>> >>>> Can't we use zoo keeper for leader election in Cassandra and based on >>>> who is leader ..run azkaban or any app instance for that matte

Need advice on a highly available job scheduler for spark jobs on Cassandra cluster

2015-08-17 Thread Vikram Kone
Hi. I'm looking at existing open source workflow engines we can use for scheduling spark jobs with intricate dependencies on a datastax cassandra cluster. Currently we are using crontab to schedule jobs and want to move to something which is more robust and highly available. There are 2 main probl

Re: How to run any application on Cassandra cluster in high availability mode

2015-08-16 Thread Vikram Kone
ou run cloud like AWS you will be able to autoscale min1 max1 easily. Note: In peer-to-peer architecture, there is simply no concept of master. You can start with some seed nodes for discovery. It depends how you design discovery. On Sat, Aug 15, 2015 at 11:49 AM, Vikram Kone wrote: Hi, We are pl

How to run any application on Cassandra cluster in high availability mode

2015-08-15 Thread Vikram Kone
Hi, We are planning to install Azkaban in solo server mode on a 24 node cassandra cluster to be able to schedule spark jobs with intricate dependency chain. The problem, is since Cassandra has a no-SPOF architecture ie any node can become the master for the cluster, it creates the problem for Azkab