Hi, Ted Do you have the slides? I don't have the full slides. The image was passed to me by a co-worker in China. We are evaluating it. I am copying the numbers below:
Release 3 YCSB clients (puts/seconds) 5 YCSB clients (puts/seconds) 0.94.14 178K 220K 0.96.0 20K 15K 0.96.1 173K 168K Release 10 YCSB clients (reads/seconds) 25 YCSB clients (reads/seconds) 0.94.14 50K 52K 0.96.0 23K 23K 0.96.1 52K 54K On Mon, Nov 25, 2013 at 1:25 PM, Ted Yu <[email protected]> wrote: > Jerry: > Where did you obtain the picture ? > > If you got it from slides posted on China Hadoop Summit website, can you > share the link ? > > Cheers > > > On Tue, Nov 26, 2013 at 3:55 AM, Ted Yu <[email protected]> wrote: > > > The picture didn't go through. > > > > Correction: the comparison between hbase 0.96.0 and 0.96.1 was done by > > Nicolas Liochon. This was not done at EBay. > > > > In my talk, there was another comparison to show that MTTR improved a lot > > from 0.94 to 0.96 - this was done at EBay. > > > > When Stack cuts 0.96.1 RC0, you would get the list of JIRAs that > > contributed to the speedup from 0.96.0 to 0.96.1 > > > > Cheers > > > > > > On Tue, Nov 26, 2013 at 3:50 AM, Jerry He <[email protected]> wrote: > > > >> Hi, Ted, and hbase experts > >> > >> Below picture is a performance comparison between hbase 0.96.0 and > >> 0.96.1, shared by Ted Yu in China Hadoop Summit today. This perf > testing is > >> said to be executed on ebay's real cluster. > >> > >> It is surprising 0.96.0 is such worse compared to 0.96.1 and even > >> 0.94.14. Are these numbers official and the performance degradation > true? > >> What patch in 0.96.1 fixed this? > >> > >> > >> > >> > >> > > >
