[sldev] Optimization via _set_sbh_threshold
Nicholaz Beresford
nicholaz at blueflash.cc
Wed Jun 13 04:04:07 PDT 2007
Dirk,
> read this: http://msdn2.microsoft.com/En-US/library/aa366750.aspx
>
> As you can see the LFH covers this as it has 48 buckets of 128 for the
> sizes upto 512.
>
> The drawback of their decision to deprecate SBH is mostly that while
> SBH was a default in the past LFH is not. As a result the base
> performance has suddenly dropped for certain types of applications (if
> not all :) ) and you need to salvage that. As it's easier to find info
> on SBH than LFH many people still use it but it's not the future and I
> guess at some point it'll even disappear.
I'm still not sure I understand the difference between the two, but
this link below has two methods of speeding up things
http://www.amanjit-gill.de/articles/vc7_stl.html
and did not understand why there were two different ways
of doing this.
I'll dig a bit deeper along those lines.
Thanks!
Nick
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