rtkit-daemon canary and watchdog threads could be less busy to save wakeups

Bug #1266885 reported by Colin Ian King
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
The Ubuntu Power Consumption Project
New
Medium
Unassigned
rtkit (Ubuntu)
New
Medium
Unassigned

Bug Description

It seems that the rt-kitdaemon has a couple of threads that ensure rtkit-daemon is sane, namely a watchdog and canary monitoring thread. These are waking up by default every 5000ms, which between them means rtkit-daemon is creating 24 wakeups a minute just doing sanity checking.

Apparently one can specify the canary cheep and canary watchdog times via --canary-cheep-msec and --canary-watchdog-msec options. Is is possible to tweak these to make rtkit-daemon do less wakeups and save a small amount of power?

Changed in rtkit (Ubuntu):
importance: Undecided → Medium
Changed in ubuntu-power-consumption:
importance: Undecided → Medium
Changed in rtkit (Ubuntu):
milestone: none → ubuntu-14.04
Mathew Hodson (mhodson)
Changed in rtkit (Ubuntu):
milestone: ubuntu-14.04 → none
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