In my experience for anything other than trivial deletes, it is much simpler and less impactfull to either use BatchDelete or on a bigger scale bulkload deletes into accumulo. See: https://accumulo.apache.org/1.7/apidocs/org/apache/accumulo/core/client/BatchDeleter.html
On Mon, Jul 29, 2019 at 11:25 PM mhd wrk <[email protected]> wrote: > Invoking TableOperations.deleteRows 400 times to delete different ranges > from a single large table (about 5 TB of data stored in 9.52K tablets and > 544.42K entries) runs very slowly and causes timeout errors for other > processes trying to write simultaneously into the same table. Looking into > the "Recent Logs" of the monitor I can see warning "Not balancing due to 1 > outstanding migrations." reported 95600 times! > > What's the best way to troubleshoot this? > > Thanks >
