Re: Imroving the insert peformance with INSERT INTO SELECT - gFlagfile

2016-05-30 Thread Todd Lipcon
Hi Amit Answers below On Sun, May 29, 2016 at 11:37 AM, Amit Adhau wrote: > Hi, > > What is the significance of using below gflags, which can help in imroving > the insert peformance with INSERT INTO SELECT clause. > > --num_tablets_to_open_simultaneously=8 > This only affects the startup time

Re: Performance Question

2016-05-30 Thread Todd Lipcon
On Sat, May 28, 2016 at 7:12 AM, Benjamin Kim wrote: > Todd, > > It sounds like Kudu can possibly top or match those numbers put out by > Aerospike. Do you have any performance statistics published or any > instructions as to measure them myself as good way to test? In addition, > this will be a

Re: Performance Question

2016-05-30 Thread Todd Lipcon
On Fri, May 27, 2016 at 9:49 PM, Pablo Vazquez wrote: > Hi Todd. > > In order to reach that performance ( +1M /sec) did you change any Kudu > parameters? I read some papers about flush parameters in tablet servers. > For the testing I'm doing currently, I've just set the total memory limit to 16