Bug 570335

Summary:	Slow Compare Viewer for big files
Product:	[Eclipse Project] Platform	Reporter:	Zurzic Zeljko <zeljko.zurzic>
Component:	Compare	Assignee:	Platform-Compare-Inbox <platform-compare-inbox>
Status:	NEW ---	QA Contact:
Severity:	normal
Priority:	P3	CC:	loskutov
Version:	4.19
Target Milestone:	---
Hardware:	PC
OS:	Solaris
See Also:	https://git.eclipse.org/r/c/platform/eclipse.platform.team/+/174763 https://git.eclipse.org/r/c/platform/eclipse.platform.team/+/174845
Whiteboard:

Description Zurzic Zeljko

2021-01-13 12:40:26 EST

For comparing 2 files with 3k/12k lines and ~800 diff regions, it takes around 10sec. A 10x performance improvement can be done by caching some operations on an IDocument in DocLineComparator

Comment 1 Andrey Loskutov

2021-01-13 12:42:15 EST

https://wiki.eclipse.org/Platform_UI/How_to_Contribute

Comment 2 Eclipse Genie

2021-01-13 13:15:53 EST

New Gerrit change created: https://git.eclipse.org/r/c/platform/eclipse.platform.team/+/174763

Comment 3 Eclipse Genie

2021-01-14 13:33:09 EST

New Gerrit change created: https://git.eclipse.org/r/c/platform/eclipse.platform.team/+/174845