[Python-Dev] Store startup modules as C structures for 20%+ startup speed improvement?
larry at hastings.org
Fri Sep 14 18:06:18 EDT 2018
On 09/14/2018 02:54 PM, Neil Schemenauer wrote:
> On 2018-09-14, Larry Hastings wrote:
>> improvement 0.21242667903482038 %
> I assume that should be 21.2 % othewise I recommend you abandon the
> idea. ;-P
Yeah, that thing you said.
> I wonder how much of the speedup relies on putting it in the data
> segment (i.e. using linker/loader to essentially handle the
> unmarshal). What if you had a new marshal format that only needed a
> light 2nd pass in order to fix up the data loaded from disk?
Some experimentation would be in order. I can suggest that, based on
conversation from Carl, that adding the stat calls back in costs you
half the startup. So any mechanism where we're talking to the disk _at
all_ simply isn't going to be as fast.
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the Python-Dev