Re: [PATCH v4 10/10] sched/fair: Provide idle search schedstats

From: Rick Lindsley
Date: Mon Dec 24 2018 - 07:26:23 EST

Next message: Paul Kocialkowski: "[PATCH] drm/vc4: Allow fb modifiers early enough to fill IN_FORMATS property"
Previous message: Alexey Budankov: "[PATCH v2 2/4] perf record: bind the AIO user space buffers to nodes"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

On 12/06/2018 01:28 PM, Steve Sistare wrote:

Add schedstats to measure the effectiveness of searching for idle CPUs
and stealing tasks. This is a temporary patch intended for use during
development only. SCHEDSTAT_VERSION is bumped to 16, and the following
fields are added to the per-CPU statistics of /proc/schedstat:

Why only temporary? It would seem that this might be useful information in the future too, for other developers with either new code or new use cases.

Rick

Next message: Paul Kocialkowski: "[PATCH] drm/vc4: Allow fb modifiers early enough to fill IN_FORMATS property"
Previous message: Alexey Budankov: "[PATCH v2 2/4] perf record: bind the AIO user space buffers to nodes"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]