Re: hashtable optimization

2015-02-22 Thread François Dumont
On 20/02/2015 14:22, Jonathan Wakely wrote: On 18/02/15 10:35 +0100, François Dumont wrote: Hello I am still studying hashtable performances and especially how to reduce overhead compared to tr1 implementation. Most of the overhead is coming from the additional modulo operations required w

Re: hashtable optimization

2015-02-20 Thread Jonathan Wakely
On 18/02/15 10:35 +0100, François Dumont wrote: Hello I am still studying hashtable performances and especially how to reduce overhead compared to tr1 implementation. Most of the overhead is coming from the additional modulo operations required with the new data model. Having a closer look

Re: hashtable optimization

2015-02-18 Thread François Dumont
With patch. On 18/02/2015 10:35, François Dumont wrote: Hello I am still studying hashtable performances and especially how to reduce overhead compared to tr1 implementation. Most of the overhead is coming from the additional modulo operations required with the new data model. Having a c