Re: Partitioned/clustered scheduling

2013-11-25 Thread Sebastian Huber
On 2013-11-26 06:47, Chris Johns wrote: On 22/11/2013 10:00 pm, Gedare Bloom wrote: And the cost is some (negligible?) storage and processing overhead? Is the string copied into another location or referenced directly ? > Given this is an RTEMS API I wonder if it is a good idea to introduce

Re: Partitioned/clustered scheduling

2013-11-25 Thread Chris Johns
On 22/11/2013 10:00 pm, Gedare Bloom wrote: And the cost is some (negligible?) storage and processing overhead? Is the string copied into another location or referenced directly ? Given this is an RTEMS API I wonder if it is a good idea to introduce different ways of handling naming ? Chris

Re: Partitioned/clustered scheduling

2013-11-20 Thread Gedare Bloom
On Wed, Nov 20, 2013 at 3:42 AM, Sebastian Huber wrote: > On 2013-11-19 18:36, Gedare Bloom wrote: >> >> On Tue, Nov 19, 2013 at 8:39 AM, Sebastian Huber [...] >>> >Two new functions should be added to alter and retrieve the processor >>> >affinity >>> >sets of threads. >>> > >>> > /** >>> > *

Re: Partitioned/clustered scheduling

2013-11-20 Thread Sebastian Huber
On 2013-11-19 21:17, Gedare Bloom wrote: On Tue, Nov 19, 2013 at 12:36 PM, Gedare Bloom wrote: On Tue, Nov 19, 2013 at 8:39 AM, Sebastian Huber wrote: Hello, we would like to implement partitioned/clustered scheduling for SMP RTEMS. The reasons for this are highlighted in Björn B. Brandenbu

Re: Partitioned/clustered scheduling

2013-11-20 Thread Sebastian Huber
On 2013-11-19 18:36, Gedare Bloom wrote: On Tue, Nov 19, 2013 at 8:39 AM, Sebastian Huber [...] >Scheduler and processor configuration example: > > RTEMS_SCHED_DEFINE_FP_SMP(sched_fp0, 256); > RTEMS_SCHED_DEFINE_FP_SMP(sched_fp1, 64); > RTEMS_SCHED_DEFINE_EDF_SMP(sched_edf0); > > const rtem

Re: Partitioned/clustered scheduling

2013-11-20 Thread Sebastian Huber
On 2013-11-19 22:22, Chris Johns wrote: On 20/11/2013 12:39 am, Sebastian Huber wrote: Hello, we would like to implement partitioned/clustered scheduling for SMP RTEMS. The reasons for this are highlighted in What time frame are you looking at for this ? It has a high priority, so Q1 2014

Re: Partitioned/clustered scheduling

2013-11-19 Thread Chris Johns
On 20/11/2013 12:39 am, Sebastian Huber wrote: Hello, we would like to implement partitioned/clustered scheduling for SMP RTEMS. The reasons for this are highlighted in What time frame are you looking at for this ? Björn B. Brandenburg, Scheduling and Locking in Multiprocessor Real-Time Op

Re: Partitioned/clustered scheduling

2013-11-19 Thread Gedare Bloom
On Tue, Nov 19, 2013 at 12:36 PM, Gedare Bloom wrote: > On Tue, Nov 19, 2013 at 8:39 AM, Sebastian Huber > wrote: >> Hello, >> >> we would like to implement partitioned/clustered scheduling for SMP RTEMS. >> The reasons for this are highlighted in >> >> Björn B. Brandenburg, Scheduling and Lockin

Re: Partitioned/clustered scheduling

2013-11-19 Thread Gedare Bloom
On Tue, Nov 19, 2013 at 8:39 AM, Sebastian Huber wrote: > Hello, > > we would like to implement partitioned/clustered scheduling for SMP RTEMS. > The reasons for this are highlighted in > > Björn B. Brandenburg, Scheduling and Locking in Multiprocessor Real-Time > Operating Systems, 2011 > > Parti