[Webkit-unassigned] [Bug 205806] New: [GTK] Implement memory pressure monitoring using GMemoryMonitor
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Mon Jan 6 09:28:51 PST 2020
https://bugs.webkit.org/show_bug.cgi?id=205806
Bug ID: 205806
Summary: [GTK] Implement memory pressure monitoring using
GMemoryMonitor
Product: WebKit
Version: WebKit Nightly Build
Hardware: PC
OS: Linux
Status: NEW
Severity: Normal
Priority: P2
Component: WebCore Misc.
Assignee: webkit-unassigned at lists.webkit.org
Reporter: mcatanzaro at gnome.org
We've been discussing memory pressure in Fedora and I realized WebKit could benefit from this work too. Unnecessary wakeups are sad for battery life. Currently MemoryPressureMonitor.cpp and MemoryPressureHandlerLinux.cpp perform wakeups to check available RAM. If GLib 2.64 is available, then it would be much better to use GMemoryMonitor instead, which is much more sophisticated. This requires low-memory-monitor to be installed. low-memory-monitor uses PSI notifications from the kernel to eliminate need for wakeups.
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