[openstack-dev] [neutron][rootwrap] Performance considerations, sudo?

Thierry Carrez thierry at openstack.org
Tue Mar 18 08:16:57 UTC 2014


Joe Gordon wrote:
>> And this is a test with shedskin, I suppose that in more complicated
>> dependecy scenarios it should perform better.
>>>> [majopela at redcylon tmp]$ cat <<EOF >test.py
>> > import sys
>> > print "hello world"
>> > sys.exit(0)
>> > EOF
>>>> [majopela at redcylon tmp]$ time python test.py
>> hello world
>>>> real 0m0.016s
>> user 0m0.015s
>> sys 0m0.001s
>> This looks very promising!
>> A few gotchas:
>> * Very limited library support
> https://code.google.com/p/shedskin/wiki/docs#Library_Limitations
> * no logging
> * no six
> * no subprocess
>> * no *args support 
> * https://code.google.com/p/shedskin/wiki/docs#Python_Subset_Restrictions

This certainly looks promising enough to do a more complete
proof-of-concept around it. This adds packaging complexity and we are
likely to have only a subset of features available, but it may still be
worth it.
I filed the following session so that we can discuss it at the summit:
http://summit.openstack.org/cfp/details/97
-- 
Thierry Carrez (ttx)


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