Re: Questions about Riak Enterprise

2012-05-08 Thread Mark Rose
On Mon, May 7, 2012 at 9:25 PM, Andrew Thompson wrote: > > Hi Mark, I'm the riak EDS 'maintainer'. Sorry I didn't reply earlier, I > was travelling all week. > Hi Andrew, glad to hear from you! > I understand that the open source version of Riak's replication is > designed > > for single data ce

Re: Questions about Riak Enterprise

2012-05-09 Thread Mark Rose
On Wed, May 9, 2012 at 12:38 AM, Andrew Thompson wrote: > > > Does the approximately 1 ms of latency between av zones affect Riak's > > performance that much? > > If the latency is *guranteed* to be that low, then you should be ok, > although I'm not sure how the networking works across zones. If

Re: Best way to "refresh" a riak server?

2012-06-18 Thread Mark Rose
Hi Joseph, The obvious solution that springs to mind is using a snapshot, either at the block level (LVM), file system (ZFS, btrfs), or virtual machine level. -Mark On Mon, Jun 18, 2012 at 7:10 PM, Joseph Guhlin wrote: > What is the best way to refresh a Riak server? I'm using it in a > differe

Re: 50-100 ops/sec on a 5 Node cluster

2012-06-29 Thread Mark Rose
There are other reasons to avoid using an ELB for this purpose I'd like to add. ELB works by resolving a DNS name to an A record, so if the ELB instance goes down or has trouble, you will have trouble as well. This is also the source of the scaling up issue as it takes time for the DNS records on

Geospatial advice?

2012-05-01 Thread Mark Rose
Hello everyone! I'm going to be implementing Riak as a storage engine for geographic data. Research has lead me to using geohashing as a useful way to filter out results outside of a region of interest. However, I've run into some stumbling blocks and I'm looking for advice on the best way to proc

Re: Geospatial advice?

2012-05-01 Thread Mark Rose
ce is to not use Riak. Check mongo or Postgres. >> >> >> @siculars on twitter >> http://siculars.posterous.com >> >> Sent from my iRotaryPhone >> >> On May 1, 2012, at 9:18, Mark Rose wrote: >> >> > Hello everyone! >> > >&

Re: Geospatial advice?

2012-05-01 Thread Mark Rose
gt; individual keys for those (if you precompute them), or use MapReduce to >> fetch a range of them. It's not automatic, for sure, but the greatest >> complexity will be in deciding which granularities of index to support. >> >> >> On Tue, May 1, 2012 at 12:44 PM, Alexand

Re: Geospatial advice?

2012-05-01 Thread Mark Rose
, say, all points on a globe. Now if you were storing checkins, that > would be a different problem. One suitable for, say, Riak. > > On Tue, May 1, 2012 at 14:09, Mark Rose wrote: > >> Well, I'd be indexing items over the entire globe. I'd be be looking at >> resolu

Questions about Riak Enterprise

2012-05-01 Thread Mark Rose
I've got some questions about Riak Enterprise I haven't been able to find the answers to. I understand that the open source version of Riak's replication is designed for single data center usage only, but I'm unsure about how Riak Entreprise handles replication. Specifically, I'm curious about loc

Re: Geospatial advice?

2012-05-01 Thread Mark Rose
On Tue, May 1, 2012 at 4:00 PM, Kyle Kingsbury wrote: > On 05/01/2012 12:19 PM, Mark Rose wrote: > >> Trade offs. I dislike rewriting stuff that doesn't scale. I love the >> idea of just throwing another box into a cluster and having it "just >> work" wit