Rebalancing a cluster?
Ask Bjørn Hansen
ask at develooper.com
Fri Dec 14 23:53:57 UTC 2007
On Dec 14, 2007, at 13:56, Clinton Goudie-Nice wrote:
> For example, if I add a new node, lots of files will begin going
> there as they're added, but short of failing a node at a time and
> having mogile rebuild, is there any way to get the entire cluster to
> rebalance it's files so it's more evenly spread?
In small or new clusters I'd mark a few devices on "old" hosts to
drain for a few minutes / hours / whatever to put some data on the new
host / devices. In more mature setups it doesn't matter so much; the
new host/devices will get plenty data soon enough.
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