data consistency without using nodetool repair

2018-06-09 Thread onmstester onmstester
I'm using RF=2 (i know it should be at least 3 but i'm short of resources) and WCl=ONE and RCL=ONE in a cluster of 10 nodes in a insert-only scenario. The problem: i dont want to use nodetool repair because it would put hige load on my cluster for a long time, but also i need data consistency

Re: data consistency without using nodetool repair

2018-06-09 Thread Jeff Jirsa
> On Jun 9, 2018, at 10:28 PM, onmstester onmstester > wrote: > > > I'm using RF=2 (i know it should be at least 3 but i'm short of resources) > and WCl=ONE and RCL=ONE in a cluster of 10 nodes in a insert-only scenario. > The problem: i dont want to use nodetool repair because it would pu

Re: data consistency without using nodetool repair

2018-06-09 Thread onmstester onmstester
Thanks Jeff, If i run repair every 10 days, then, would there be a chance of losing data by losing one node (data inserted exactly after last repair) ? Sent using Zoho Mail On Sun, 10 Jun 2018 10:14:46 +0430 Jeff Jirsa wrote On Jun 9, 2018, at 10:

Re: data consistency without using nodetool repair

2018-06-09 Thread Jeff Jirsa
If you have two replicas A and B, and you write at ONE A acknowledged the write, B is running but drops write, the write succeeds A fails 30 seconds later. The data is lost because it had no chance to be repaired to the other host via hints / repair / readrepair 10 days is a big window - repair