Re: [Gluster-users] Rebalancing after adding larger bricks

2016-10-14 Thread Nithya Balachandran
On 11 October 2016 at 22:32, Jackie Tung wrote: > Joe, > > Thanks for that, that was educational. Gluster docs claim that since 3.7, > DHT hash ranges are weighted based on brick sizes by default: > > $ gluster volume get Option Value > >

Re: [Gluster-users] Rebalancing after adding larger bricks

2016-10-11 Thread Jackie Tung
Joe, Thanks for that, that was educational. Gluster docs claim that since 3.7, DHT hash ranges are weighted based on brick sizes by default: $ gluster volume get =11 are 8TB, subvolume <= 10 is are 6TB. Do you think it is possible to even out usage on all bricks by % utilized now? This

Re: [Gluster-users] Rebalancing after adding larger bricks

2016-10-10 Thread Joe Julian
I've written an example of how gluster's dht works on my blog at https://joejulian.name/blog/dht-misses-are-expensive/ which might make it clear why the end result is not what you expected. By setting cluster.min-free-disk (defaults to 10%) you can, at least, ensure that your new bricks are

[Gluster-users] Rebalancing after adding larger bricks

2016-10-10 Thread Jackie Tung
Hi, We have a 2 node, distributed replicated setup (11 bricks on each node). Each of these bricks are 6TB in size. node_A:/brick1 replicates node_B:/brick1 node_A:/brick2 replicates node_B:/brick2 node_A:/brick3 replicates node_B:/brick3 … … node_A:/brick11 replicates node_B:/brick11 We