1966081 - openfront.io - The page is laggy when accessing/starting a game

Status: NEW

(Core :: JavaScript Engine: JIT, defect, P3)

Description

[Raul Bucata]

Environment:
Operating system: Ubuntu
Firefox version: Firefox 138.0

Steps to reproduce:

1. Navigate to: https://openfront.io/
2. Start or join a game
3. Navigate the game page (scroll, zoom) and observe

Expected Behavior:
The page shows no issue

Actual Behavior:
The page is laggy, resource usage increases in task manager

Notes:

• Reproduces regardless of the status of ETP
• Reproduces in firefox-nightly, and firefox-release
• Does not reproduce in chrome

Created from https://github.com/webcompat/web-bugs/issues/156452

Comment 1

[Raul Bucata]

Performance profile: https://share.firefox.dev/4jbimtG

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

Since nightly and release are affected, beta will likely be affected too.
For more information, please visit BugBot documentation.

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

The severity field is not set for this bug.
:bas.schouten, could you have a look please?

For more information, please visit BugBot documentation.

Comment 4

[Bas Schouten (:bas.schouten)]

A couple of functions are really prominent in this profile, they seem to mostly be JITted JS code. Moving accordingly. Feel free to move around if this seems inappropriate.

The Performance Impact Calculator has determined this bug's performance impact to be low. If you'd like to request re-triage, you can reset the Performance Impact flag to "?" or needinfo the triage sheriff.

Platforms: Windows
Impact on site: Causes noticeable jank
Websites affected: Rare
[x] Able to reproduce locally

Comment 5

[Justin Peter]

See also https://github.com/openfrontio/OpenFrontIO/issues/440, https://github.com/openfrontio/OpenFrontIO/issues/1521.