On Monday, December 24, 2012 7:58 PM Kevin Grittner wrote:
> Simon Riggs wrote:
> 
> > Not really sure about the 100s of columns use case.
> >
> > But showing gain in useful places in these more common cases wins
> > my vote.
> >
> > Thanks for testing. Barring objections, will commit.
> 
> Do we have any results on just a plain, old stock pgbench run, with
> the default table definitions?
> 
> That would be a reassuring complement to the other tests.

Sever Configuration: 
The database cluster will be initialized with locales 
  COLLATE:  C 
  CTYPE:    C 
  MESSAGES: en_US.UTF-8 
  MONETARY: en_US.UTF-8 
  NUMERIC:  en_US.UTF-8 
  TIME:     en_US.UTF-8 

shared_buffers = 1GB 
checkpoint_segments = 255   
checkpoint_timeout = 15min   

pgbench: 
transaction type: TPC-B (sort of) 
scaling factor: 75 
query mode: simple 
number of clients: 8 
number of threads: 8 
duration: 600 s 

Performance: Average of 3 runs of pgbench in tps 
9.3devel  |  with trailing null patch 
----------+-------------------------- 
578.9872  |   573.4980

With Regards,
Amit Kapila.



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