Re: Switching to Vnodes

2016-08-02 Thread cass savy
vnodes creates a lot of small >tables and does a lot more work than streaming without vnodes >3. Not necessarily >4. See #2 > > > From: cass savy > Reply-To: "user@cassandra.apache.org" > Date: Wednesday, December 9, 2015 at 1:26 PM > To: &qu

Re: Switching to Vnodes

2015-12-09 Thread Jeff Jirsa
ndra.apache.org" Subject: Switching to Vnodes We want to move our clusters to use Vnodes. I know the docs online say we have to create new DC with vnodes and move to new dC and decommission old one. We use DSE for our c* clusters.C* version is 2.0.14 1. Is there any other way to mi

Switching to Vnodes

2015-12-09 Thread cass savy
We want to move our clusters to use Vnodes. I know the docs online say we have to create new DC with vnodes and move to new dC and decommission old one. We use DSE for our c* clusters.C* version is 2.0.14 1. Is there any other way to migrate existing nodes to vnodes? 2. What are the known issues

Re: Switching to Vnodes

2015-12-09 Thread cass savy
Victor, We have 21 nodes in 3 DC, spark DC has 3 nodes. Primary datacenter nodes has 300gb of data. What the num_tokens you have in prod cluster? are u using default 256? On Wed, Dec 9, 2015 at 2:19 PM, Victor Chen wrote: > I have a 12 node cluster in prod using vnodes