Re: another DataStax OpsCenter question

2012-04-02 Thread Nick Bailey
No. Each agent is responsible for collecting and reporting all the statistics for the node it is installed on, so there shouldn't be any duplication. On Sat, Mar 31, 2012 at 5:01 AM, R. Verlangen wrote: > Nick, would that also result in useless duplicates of the statistics? > > > 2012/3/30 Nick B

Re: another DataStax OpsCenter question

2012-03-31 Thread R. Verlangen
Nick, would that also result in useless duplicates of the statistics? 2012/3/30 Nick Bailey > Unfortunately at the moment OpsCenter only really supports having one > instance per cluster. It may be possible to set up an instance in each > datacenter, however it has not been tested and each opsce

Re: another DataStax OpsCenter question

2012-03-30 Thread Nick Bailey
Unfortunately at the moment OpsCenter only really supports having one instance per cluster. It may be possible to set up an instance in each datacenter, however it has not been tested and each opscenter instance would lose some functionality. On Fri, Mar 30, 2012 at 3:13 AM, Alexandru Sicoe wrote

Re: another DataStax OpsCenter question

2012-03-30 Thread Alexandru Sicoe
Hi Nick, I forgot to say I was using 1.2.3 which I think uses different ports. So I will upgrade to 1.4.1 and open those ports across the firewall although that's kind of a pain. I already have about 320 config lines for the Cassandra cluster itself. So, just to make things clear, is it mandatory

Re: another DataStax OpsCenter question

2012-03-29 Thread Nick Bailey
This setup may be possible although there are a few potential issues. Firstly, see: http://www.datastax.com/docs/opscenter/configure_opscenter#configuring-firewall-port-access Basically the agents and OpsCenter communicate on ports 61620 and 61621 by default (those can be configured though). The

another DataStax OpsCenter question

2012-03-29 Thread Alexandru Sicoe
Hello, I am planning on testing OpsCenter to see how it can monitor a multi DC cluster. There are 2 DCs each on a different side of a firewall. I've configured NAT on the firewall to allow the communication between all Cassandra nodes on ports 7000, 7199 and 9160. The cluster works fine. However w