Re: [RFC 0/2] CPU frequency scaled from a task's load on an idle wakeup

2014-11-10 Thread Shilpasri G Bhat
Experimental Results: Tested on a powerpc machine with 16 cores and obtained following results with patchset. I ran a modified version of ebizzy called sleeping-ebizzy which runs ebizzy at various levels of utilization. The following results were found by running ebizzy with 1 thread for 30s.

[RFC 0/2] CPU frequency scaled from a task's load on an idle wakeup

2014-11-09 Thread Shilpasri G Bhat
This patch set aims to solve a problem in cpufreq governor's CPU load calculation logic when the CPU wakes up after an idle period. In the current logic when a CPU wakes up from an idle state the 'previous load' of the CPU is used as its current load on the alternate wakeups. A latency-sensitive-b