On Wed, Oct 29, 2014 at 2:42 PM, Joel Sherrill <joel.sherr...@oarcorp.com> wrote: > Hi > > As Jennifer has reviewed the output from an SMP capture > test, it is clear that something which was no big deal in > the old fixed record uniprocessor version is now an issue. > Most extensions have an "actor" and "acted upon" thread. > For example, when a task is created, the calling task and > new task are important. The actor and acted upon threads > were logged in separate records. > > In an SMP system sorted by time, these two records can > become disconnected. Since we now have variable length > records, it makes sense to consolidate these into a single > capture record. > > Any complaints? > You probably want to support multiple ways to view the capture log, including sorting by core, or by some notion of "system call" e.g. the entire chain of events for a single thread creation.
-Gedare On Wed, Oct 29, 2014 at 2:42 PM, Joel Sherrill <joel.sherr...@oarcorp.com> wrote: > Hi > > As Jennifer has reviewed the output from an SMP capture > test, it is clear that something which was no big deal in > the old fixed record uniprocessor version is now an issue. > Most extensions have an "actor" and "acted upon" thread. > For example, when a task is created, the calling task and > new task are important. The actor and acted upon threads > were logged in separate records. > > In an SMP system sorted by time, these two records can > become disconnected. Since we now have variable length > records, it makes sense to consolidate these into a single > capture record. > > Any complaints? > > -- > Joel Sherrill, Ph.D. Director of Research & Development > joel.sherr...@oarcorp.com On-Line Applications Research > Ask me about RTEMS: a free RTOS Huntsville AL 35805 > Support Available (256) 722-9985 > > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
