On Mon, Apr 30, 2018 at 3:05 AM, Sebastian Huber < sebastian.hu...@embedded-brains.de> wrote:
> Hello Vidushi, > > On 30/04/18 09:15, Vidushi Vashishth wrote: > >> Hello! >> >> I am Vidushi Vashishth, and I have been selected for the Google Summer of >> Code'18 program. I look forward to a productive and enriching summer with >> the RTEMS community. >> > > I am looking forward to get some new insights into a network stack > performance issue with 10Gbit/s Ethernet on a QorIQ T4240 with your tracing > support. > > >> I will be working on enhancement of the tracing system of RTEMS, under >> the guidance of mentors: Gedare Bloom, Chris Johns and Sebastian Huber. The >> main objectives of my project are threefold: >> >> 1) Combine the Common Trace Format with the functionality of the Trace >> Linker. I will be working with barectf and rtems-tld in this regard. >> 2) Coming up with a synchronisation and transport mechanism to send trace >> records to the host machine. >> 3) Investigate the importance of live tracing functionality and addition >> of kernel level tracing. I will design both possibilities and decide which >> one to work on by the end of phase 1 of my evaluation. >> > > I work currently on a new low level infrastructure to support gathering of > thread (create, delete, terminate, switch) and interrupt (entry, exit) > events. Similar to the capture engine, but with less overhead. I would like > to be able to gather at least 200000 events per second per processor (24 on > the QorIQ T4240). This results in about 80MiB/s of data so that I can > transfer it easily via a 1Gbit/s Ethernet interface. > > I don't know how to setup the CTF infrastructure to display this data. I > hope that you can help me here. > > >> The wiki page for my project is: https://devel.rtems.org/wiki/G >> SoC/2018/EnhancementRuntimeTracing >> >> I will be documenting the progress of my project on my blog: >> https://vidushivashishth.github.io/ >> >> Both of these sources are empty right now but will be modified with >> relevant information over the course of this summer. >> > > I would prefer to use the ticket system as much as possible for this > project. > Should Udit also be using the ticket system? Or is the ticket system deemed less important for his project? > The main audience for the runtime tracing are the RTEMS users. A key issue > is to provide adequate documentation so that it is easy to use. If you need > this tracing then you probably have a nasty application issue and no time > to struggle with setting up things with a project deadline looming. Where > should this documentation go? A new chapter in the User Manual > > https://docs.rtems.org/branches/master/user/index.html > > ? > > -- > Sebastian Huber, embedded brains GmbH > > Address : Dornierstr. 4, D-82178 Puchheim, Germany > Phone : +49 89 189 47 41-16 > Fax : +49 89 189 47 41-09 > E-Mail : sebastian.hu...@embedded-brains.de > PGP : Public key available on request. > > Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG. > > _______________________________________________ > users mailing list > users@rtems.org > http://lists.rtems.org/mailman/listinfo/users
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