Nice improvement. Is this still on your laptop with 4 cores and one disk?
If so, it'd mean that we're beating the free version of Saxon on some queries 
in single node performance.

Sounds like a nice statement :)

Cheers,
Till

On Feb 13, 2014, at 10:10 AM, Eldon Carman <[email protected]> wrote:

> The new numbers show the performance on 4 partitions with 4 cores is as
> good or better than saxon. The two filter queries q00 and q01 are close to
> saxon's performance when running on 2 partitions.
> 
> Improvement Overview
> q00 >50%
> q01 >20%
> q02 25% to 35%
> q03 about the same
> 
> q02 and q03 have issue with one of the rewrite rules that could be
> affecting their numbers. The improvements include short circuiting for
> conditional expressions, improved object reuse, child step optimization and
> rewrite rules to remove unnecessary functions.
> 
> Here are results for the new VXQuery version compared to saxon (Only
> VXQuery numbers have been updated):
> 
> Query q00 (500mb)
> ---------------
> 2m11.937s Saxon
> 4m25.269s VXQuery - 1 partition
> 2m19.062s VXQuery - 2 partitions
> 1m35.461s VXQuery - 4 partitions
> 
> Query q01 (500mb)
> ---------------
> 2m07.096s Saxon
> 4m14.810s VXQuery - 1 partition
> 2m14.814s VXQuery - 2 partitions
> 1m34.537s VXQuery - 4 partitions
> 
> Query q02 (500mb)
> ---------------
> 2m11.029s Saxon
> 6m04.867s VXQuery - 1 partition
> 3m06.819s VXQuery - 2 partitions
> 2m00.013s VXQuery - 4 partitions
> 
> Query q03 (500mb)
> ---------------
> 1m58.784s Saxon
> 6m24.056s VXQuery - 1 partition
> 3m06.804s VXQuery - 2 partitions
> 2m01.431s VXQuery - 4 partitions
> 
> Numbers for January 30 can be found here:
> http://mail-archives.apache.org/mod_mbox/incubator-vxquery-dev/201401.mbox/%3CCAO1XyR6eynnPVXTpXKdPJ%2BeXKMuhHApG8bd1suNqS4iQ9%3DCHHQ%40mail.gmail.com%3E

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