Bug 193504

Summary: Memory leak with IDB openCursor()
Product: WebKit Reporter: zac spitzer <zac.spitzer>
Component: WebCore JavaScriptAssignee: Nobody <webkit-unassigned>
Status: RESOLVED CONFIGURATION CHANGED    
Severity: Normal CC: beidson, ddkilzer, sihui_liu, timothy
Priority: P2    
Version: Safari 12   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
leak demonstration none

zac spitzer
Reported 2019-01-16 12:21:49 PST
Created attachment 359291 [details] leak demonstration Safari seems to leaks memory with indexedDB and openCursor(), Chrome is fine, Firefox also has problems Run the attached test case with the web inspector open, 85 MB will be leaked from one record
Attachments
leak demonstration (1.79 KB, text/html)
2019-01-16 12:21 PST, zac spitzer 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
zac spitzer
Comment 1 2019-01-17 03:31:16 PST
This is still a problem in Tech Preview 73
zac spitzer
Comment 2 2019-01-29 12:40:47 PST
This was previously discovered and reported via the Apple bug reporter https://qiita.com/smith/items/16d48083fe7a7e4b70ee
Sihui Liu
Comment 3 2022-07-01 18:49:06 PDT
I am not able to reproduce the memory increase when reloading test page in Safari; I think the leak might be fixed by some previous changes like https://bugs.webkit.org/show_bug.cgi?id=193167. If you still see memory increase, please provide a new test case and we will look into it again.
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