[Webkit-unassigned] [Bug 101335] New: Web Inspector: report physical memory really committed for JS heap in NMI

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=101335

           Summary: Web Inspector: report physical memory really committed
                    for JS heap in NMI
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Inspector
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: alph at chromium.org
                CC: keishi at webkit.org, pmuellr at yahoo.com,
                    pfeldman at chromium.org, yurys at chromium.org,
                    apavlov at chromium.org, loislo at chromium.org,
                    vsevik at chromium.org,
                    web-inspector-bugs at googlegroups.com


Some OSes (e.g. Linux) perform lazy commits of requested memory.
Because of that the committed memory may not retain any physical
memory until the very first access to the committed chunk.
That led to JS heap reported more physical memory than was currently in use.

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