Fwd: Regression: ldb performance with indexes

Andreas Schneider asn at samba.org
Wed Apr 17 13:53:01 UTC 2024


On Friday, 22 March 2024 21:35:27 GMT+2 Andrew Bartlett via samba-technical 
wrote:
> Firstly, these are very impressive improvements.

Hi Andréas,

I agree, this is great work.
 
> Thanks so much for your work debugging this and getting to the root of
> the problem, this is very much appreciated.
> Do you have any data on how much of the improvement is due to ldb
> patch, and how much is due to each of the other patches?
> 
> Did you happen to use Brendan Greg's FlameGraph tool for the debugging
> (this is what we often use), and if so, can you share the graphs?  I
> want to understand if perhaps we need to consider restructuring the
> caller.
> https://www.brendangregg.com/FlameGraphs/cpuflamegraphs.html#Instructions
> 
> For this series if you could please:
>  - send in a send in a Samba Developer Declaration per
> https://www.samba.org/samba/devel/copyright-policy.html
>  - create a gitlab account
>  - let me know the username
> 
> Once I give you access to the devel repo, so you can run the full
> testsuite under our quota, please follow our contribution steps here:
> https://wiki.samba.org/index.php/Contribute#Subsequent_Merge_Requests_(and_c
> omplex_first_requests)

I didn't see a merge request so far? Any update on that?


Best regards


	Andreas

-- 
Andreas Schneider                      asn at samba.org
Samba Team                             www.samba.org
GPG-ID:     8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D





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