On Wednesday 16 December 2009, Alan Stern wrote: > On Wed, 16 Dec 2009, Rafael J. Wysocki wrote: > > > I measured the total time of suspending and resuming devices as shown by the > > code added by this patch: > > http://git.kernel.org/?p=linux/kernel/git/rafael/suspend-2.6.git;a=commitdiff_plain;h=c1b8fc0a8bff7707c10f31f3d26bfa88e18ccd94;hp=087dbf5f079f1b55cbd3964c9ce71268473d5b67 > > on two boxes, HP nx6325 and MSI Wind U100 (hardware-wise they are quite > > different and the HP was running 64-bit kernel and user space). > > > I carried out 5 consecutive suspend-resume cycles (started from under X) on > > each box in each case, and the raw data are here (all times in milliseconds): > > http://www.sisk.pl/kernel/data/async-suspend.pdf > > I'd like to see much more detailed data. For each device, let's get > the device name, the parent's name, and the start time, end time, and > duration for suspend or resume. The start time should be measured when > you have finished waiting for the children. The end time should be > measured just before the complete_all(). I'm going to use the Arjan's patch + script to chart the suspend/resume times for individual devices. I can send you the raw data, though. Rafael _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
