Re: Adding Nodes With Inconsistent Data

2015-06-29 Thread Robert Coli
On Sun, Jun 28, 2015 at 10:46 AM, Anuj Wadehra wrote: > Thanks Jake!! But I think most people have 2.0.x in Production right now > as 2.1.6 is very recently declared Production Ready. I think the bug is too > important to be left open in 2.0.x as it leads to data loss. Should I open > JIRA? > So

Re: Adding Nodes With Inconsistent Data

2015-06-28 Thread Anuj Wadehra
Thanks Jake!! But I think most people have 2.0.x in Production right now as 2.1.6 is very recently declared Production Ready. I think the bug is too important to be left open in 2.0.x as it leads to data loss. Should I open JIRA? ThanksAnuj Wadehra On Thursday, 25 June 2015 2:47 AM, Jake

Re: Adding Nodes With Inconsistent Data

2015-06-24 Thread Jake Luciani
This is no longer an issue in 2.1. https://issues.apache.org/jira/browse/CASSANDRA-2434 We now make sure the replica we bootstrap from is the one that will no longer own that range On Wed, Jun 24, 2015 at 4:58 PM, Alain RODRIGUEZ wrote: > It looks to me that can indeed happen theoretically (I m

Re: Adding Nodes With Inconsistent Data

2015-06-24 Thread Alain RODRIGUEZ
It looks to me that can indeed happen theoretically (I might be wrong). However, - Hinted Handoff tends to remove this issue, if this is big worry, you might want to make sure HH are enabled and well tuned - Read Repairs (synchronous or not) might have mitigate things also, if you read fresh data

Adding Nodes With Inconsistent Data

2015-06-24 Thread Anuj Wadehra
Hi, We faced a scenario where we lost little data after adding 2 nodes in the cluster. There were intermittent dropped mutations in the cluster. Need to verify my understanding how this may have happened to do Root Cause Analysis: Scenario: 3 nodes, RF=3, Read / Write CL= Quorum 1. Due to o