Re: Questions about the replicas selection and remote coordinator

2016-02-01 Thread Jun Wu
se node 1, 3, 6 as replicas and 4, 8, 11 as another 3 replicas? > > Also, is node 11 working as remote coordinator here? Or is the concept of > remote coordinator really existed, as the figure shows, we even don't need > the remote coordinator. > > Thanks!

Re: Questions about the replicas selection and remote coordinator

2016-01-29 Thread Steve Robenalt
> > > > > ------ > Date: Fri, 29 Jan 2016 09:55:58 -0800 > Subject: Re: Questions about the replicas selection and remote coordinator > From: sroben...@highwire.org > To: user@cassandra.apache.org > > > Hi Jun, > > The 2 diagrams you are

RE: Questions about the replicas selection and remote coordinator

2016-01-29 Thread Jun Wu
nator really existed, as the figure shows, we even don't need the remote coordinator. Thanks! Jun Date: Fri, 29 Jan 2016 09:55:58 -0800 Subject: Re: Questions about the replicas selection and remote coordinator From: sroben...@highwire.org To: user@cassandra.apache.org Hi Ju

Re: Questions about the replicas selection and remote coordinator

2016-01-29 Thread Steve Robenalt
Hi Jun, The 2 diagrams you are comparing come from versions of Cassandra that are significantly different - 1.2 in the first case and 2.1 in the second case, so it's not surprising that there are differences. since you haven't qualified your question with the Cassandra version you are asking about

Questions about the replicas selection and remote coordinator

2016-01-29 Thread Jun Wu
Hi there, I have some questions about the replicas selection. Let's say that we have 2 data centers: DC1 and DC2, the figure also be got from link here: https://docs.datastax.com/en/cassandra/1.2/cassandra/images/write_access_multidc_12.png. There're 10 nodes in each data center. We set