High disk usage on node

István leccine at gmail.com
Fri Nov 2 05:43:46 EDT 2018


64 is a bit low, I guess 128 would be better to avoid such situation.


On Thu, Nov 1, 2018 at 2:26 PM Travis Kirstine <
tkirstine at firstbasesolutions.com> wrote:

> I’m running riak (v2.14) in a 5 node cluster and for some reason one of
> the nodes has higher disk usage than the other nodes.  The problem seems to
> be related to how riak distributes the partitions, in my case I’m using the
> default 64, riak has given each node 12 partition except one node that gets
> 16 (4x12+16=64).  As a result the node with 16 partitions has filled the
> disk and become ‘un-reachable’.
> I have a node on standby with roughly the same disk space as the failed
> node, my concern is that if a add it to the cluster it will overflow as
> well.
> How do I recover the failed node and add a new node without destroying the
> cluster….. BTW just to make things more fun the new node is at a newer
> version of riak so I need to perform a rolling upgrade at the same time.
> Any help would be greatly appreciated!
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the sun shines for all
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