id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
21901	[patch] JOSM lagging with over 500ms delay	Korgi1	team	"==== What steps will reproduce the problem?
1. Open JOSM
2. Download Data
3. Attempt to edit or add any polygon or line data

==== What is the expected result?
JOSM works smoothly

==== What happens instead?
JOSM runs with extreme lag as if im using it on a 90s PC.

==== Please provide any additional information below. Attach a screenshot if possible.

{{{
URL:https://josm.openstreetmap.de/svn/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2022-01-02 21:24:43 +0100 (Sun, 02 Jan 2022)
Build-Date:2022-01-02 20:26:19
Revision:18360
Relative:URL: ^/trunk

Identification: JOSM/1.5 (18360 en) Windows 10 64-Bit
OS Build number: Windows 10 Home 2009 (19042)
Memory Usage: 465 MB / 1820 MB (270 MB allocated, but free)
Java version: 1.8.0_271-b09, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Look and Feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
Screen: \Display0 2560×1440 (scaling 1.00×1.00) \Display1 1920×1080 (scaling 1.00×1.00)
Maximum Screen Size: 2560×1440
Best cursor sizes: 16×16→32×32, 32×32→32×32
System property file.encoding: Cp1252
System property sun.jnu.encoding: Cp1252
Locale info: en_US
Numbers with default locale: 1234567890 -> 1234567890

Plugins:
+ HouseNumberTaggingTool (35893)
+ PicLayer (1.0.2)
+ apache-commons (35893)
+ buildings_tools (35916)
+ conflation (0.6.9)
+ ejml (35893)
+ geotools (35906)
+ imagery_offset_db (35893)
+ jaxb (35893)
+ josm-batch-downloader (1.0.4)
+ jts (35893)
+ measurement (35893)
+ turnrestrictions (35893)
+ utilsplugin2 (35893)
+ waydownloader (35893)

Last errors/warnings:
- 00002.386 W: Unable to request certificate of https://grca.nat.gov.tw
}}}
"	defect	new	normal		Core	tested		template_report	taylor.smock