Add UMA stats to record the memory pressure level periodically (once per second)...
commitc919cea5dbf733fe6e817df779196968ed04c737
authorxdai <xdai@chromium.org>
Thu, 5 Feb 2015 01:15:21 +0000 (4 17:15 -0800)
committerCommit bot <commit-bot@chromium.org>
Thu, 5 Feb 2015 01:16:27 +0000 (5 01:16 +0000)
tree55cc6117a962de68534e1e3e1a635068a27c9053
parent810e60f487982e8edc208b78b0b4b2b2a12a77a0
Add UMA stats to record the memory pressure level periodically (once per second) in ChromeOS. This is used to show the relative frequency of the system being in a critical vs relaxed memory pressure state

BUG=442829

Review URL: https://codereview.chromium.org/874483008

Cr-Commit-Position: refs/heads/master@{#314702}
base/chromeos/memory_pressure_observer_chromeos.cc
base/chromeos/memory_pressure_observer_chromeos.h
tools/metrics/histograms/histograms.xml