195897 2019-03-18 11:13:36 -0700 [JSC] Add --destroy-vm shell option and dumpHeapStatisticsAtVMDestruction option 2019-03-18 11:36:17 -0700 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 ysuzuki ysuzuki ews-watchlist keith_miller mark.lam msaboff saam webkit-bug-importer oldest_to_newest 1517797 0 ysuzuki 2019-03-18 11:13:36 -0700 [JSC] Add --destroy-vm shell option and dumpHeapStatisticsAtVMDestruction option 1517802 1 365034 ysuzuki 2019-03-18 11:19:13 -0700 Created attachment 365034 Patch 1517809 2 365034 keith_miller 2019-03-18 11:26:32 -0700 Comment on attachment 365034 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=365034&action=review r=me with nits. > Source/JavaScriptCore/ChangeLog:8 > + It is useful if we have an option logging the status of all the existing MarkedBlock status and objects at VM destruction. nit: existing MarkedBlock status and objects => existing MarkedBlocks and their objects > Source/JavaScriptCore/ChangeLog:9 > + I used this feature to find various wasting memory, and successfully removed many of wasting MarkedBlocks and JS cells like r243081. nit: find various wasting memory, and successfully removed many of wasting MarkedBlocks and JS cells => find wasted memory, and successfully removed many wasted MarkedBlocks and JS cells 1517816 3 365034 ysuzuki 2019-03-18 11:31:32 -0700 Comment on attachment 365034 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=365034&action=review Thanks! >> Source/JavaScriptCore/ChangeLog:8 >> + It is useful if we have an option logging the status of all the existing MarkedBlock status and objects at VM destruction. > > nit: existing MarkedBlock status and objects => existing MarkedBlocks and their objects Fixed. >> Source/JavaScriptCore/ChangeLog:9 >> + I used this feature to find various wasting memory, and successfully removed many of wasting MarkedBlocks and JS cells like r243081. > > nit: find various wasting memory, and successfully removed many of wasting MarkedBlocks and JS cells => find wasted memory, and successfully removed many wasted MarkedBlocks and JS cells Fixed. 1517822 4 ysuzuki 2019-03-18 11:35:09 -0700 Committed r243086: <https://trac.webkit.org/changeset/243086> 1517823 5 webkit-bug-importer 2019-03-18 11:36:17 -0700 <rdar://problem/48986644> 365034 2019-03-18 11:19:13 -0700 2019-03-18 11:26:32 -0700 Patch bug-195897-20190318111912.patch text/plain 7544 ysuzuki U3VidmVyc2lvbiBSZXZpc2lvbjogMjQzMDgxCmRpZmYgLS1naXQgYS9Tb3VyY2UvSmF2YVNjcmlw dENvcmUvQ2hhbmdlTG9nIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwppbmRleCBh N2Y2NTM3NGJjNjk3ZjBhMjViNDFiMmRjOWQxNzQ5YjQwZmVhMjg2Li40MGVhODNmNWUxMjMzODcy MDRjMTljZDQxYzBkZDNiNmNmZGMxNDQyIDEwMDY0NAotLS0gYS9Tb3VyY2UvSmF2YVNjcmlwdENv cmUvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKQEAgLTEs MyArMSwzMiBAQAorMjAxOS0wMy0xOCAgWXVzdWtlIFN1enVraSAgPHlzdXp1a2lAYXBwbGUuY29t 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