+1
On Wed, Jul 23, 2014 at 4:36 PM, Josh Elser <[email protected]> wrote: > I started running some tests against 1.5.2 today and was baffled for a few > hours with horrid ingest performance (~30% of what I expected). > > After staring at configs for a while, I finally realized it was because I > didn't increase tserver.mutation.queue.max from the default of 256k. Sure > enough, this resulted in speeds that I expected. > > I see that in 1.6.0, the default value for this was increase from 256K to > 1M (in ACCUMULO-1905). I know we have it written down in the release notes, > but I think the likelihood of causing terrible performance for users is > much greater than causing OOMEs (or similar increased memory footprint) > problems for users. I would like to change the default for 1.5.2 to 1M to > match 1.6.0. > > Thoughts/worries/complaints? > -- // Bill Havanki // Solutions Architect, Cloudera Govt Solutions // 443.686.9283
