Hi Sascha, Very interesting indeed, thanks for mailing this.
On Mon, Aug 12, 2013 at 2:32 PM, Sascha Zelzer <[email protected]> wrote: > Hi, > > I thought this might be of interest to you guys: > > When I implemented the event admin spec in C++ for the CTK Plugin Framework, > I also literally took the Felix Java implementation and translated it to C++ > (including the fancy stuff like sending asynchronous events in parallel and > blacklisting handlers given a certain timeout). After the implementation, I > did a performance test of the event admin (from Felix, Equinox, > Knopflerfish, and CTK) and found out that Felix performed the worst. This > might be due to the more complex implementation (related to blacklisting > etc.) but I didn't review the other Java implementations enough. > > I attached screenshots of the diagrams showing some numbers (The > Knopflerfish event admin was by far the best performing) . The used versions > are: I think you forgot the attachment, could you (re)send it? > > Knopflerfish 3.4.0 with the packaged Event Admin bundle (version 3.0.7) > > Eclipse Equinox as provided in Eclipse 3.7 together with the Eclipse Event > Admin bundle (version 1.2.100) > > Felix Framework (version 4.0.3) with the Felix Event Admin bundle (version > 1.3.2). > Personally I would like to see a good performance for the event admin for Celix, especially because of it's potential target environment (real-time embedded). So taking that in account and trusting that Sascha did a good benchmark ;), I think it would be wise for Erik to first take a look at the knoperfish implementation. Greetings, Pepijn
