1779764 - Memory leak When Running OpenSpeedTest StressTest

Status: NEW

(Core :: Networking, defect, P2)

Description

[support]

Attachment: firefox-leak.png

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36

Steps to reproduce:

To reproduce this issue

https://go.openspeedtest.com/Server
Install & run OpenSpeedTest-Server

Open the URL on Firefox
http://Your-IP:3000?run&stress=year

Wait and see the memory leak.

Actual results:

Firefox will use ALL available memory and die

Expected results:

I run 1 Hour and 3 Hour test on Chrome and Safari, they are not using more than 100Mb of RAM.

Comment 1

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

The Bugbug bot thinks this bug should belong to the 'Core::Performance' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.

Comment 2

[Mayank Bansal]

Attachment: memory report

PID:17248

Comment 3

[Mayank Bansal]

Profile with "network preset", native allocations and IPC messages : https://share.firefox.dev/3yBgIMw

Comment 4

[edgul]

Partial replication on linux: Memory consumption definitely went up, but firefox didn't die (perhaps due to huge memory availability, 64GB).
Replicated on windows 10 with 2GB of RAM: Memory consumed and tab crashed.