Jerome Correnoz <jerome.correnoz <at> st.com> writes: > > Hi, > > We're interested to know the CPU load/usage on our ARMv7 embedded system > when running some use cases (e.g. simple video decode, double video > decode, etc.). By CPU load, I mean a way to measure the time when the > system was doing something else than Idle. > > I've tried to get it from the performance counter statistics but couldn't > find a way to get it, do I miss something ? > > Also tried to use perf for profiling the system (e.g. perf record -a). It > report very useful percentage for the running processes that we exploit to > detect hot spots. But It reports X% of the used CPU (nothing related to > Idle or "rest of CPU"). > > So, any way with perf to get this information (directly or indirectly with > few calculation) ? > > Thanks by advance, > Jerome > >
Hi all, Can someone please help on it ? If not, thanks to redirect me to the right list to ask such question. Regards, Jerome -- To unsubscribe from this list: send the line "unsubscribe linux-perf-users" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
