Accumulo 1.4 supports dynamic tablet merging as well as splitting through the TableOperations API, and will rebalance automatically.
Adam On Oct 4, 2012 6:54 PM, "Roshan Punnoose" <[email protected]> wrote: > If I set the split points dynamically, is it possible to change those > split points. Not just add. And then rebalance the cluster? > On Oct 4, 2012 6:15 PM, "Adam Fuchs" <[email protected]> wrote: > >> Roshan, >> >> There's no way to make sure that multiple rows don't get split into >> multiple tablets. A custom load balancer would be able to make sure that a >> set of tablets are hosted together, but has no effect on choosing the split >> points. If you want to guarantee that multiple entries are kept together >> then you should put them in the same row. Alternatively, you could make >> your tablet sizes ridiculously large and manually choose your split points >> using the addSplits method, but it's usually easier to just put things into >> the same row. >> >> Cheers, >> Adam >> >> >> On Thu, Oct 4, 2012 at 5:48 PM, Roshan Punnoose <[email protected]>wrote: >> >>> Is there any documentation on using a custom Tablet Load Balancer? I >>> want to make sure certain rows group onto the same tablet, and I "think" >>> the right answer is to develop my own Tablet Load Balancer. Is that right? >>> Thanks! >>> >>> Roshan >>> >> >>
