Closed Bug 1707381 Opened 5 years ago Closed 5 years ago

firefox 89 very aggressively unloads tabs

Categories

(Firefox :: Session Restore, defect)

Firefox 89
defect

Tracking

()

RESOLVED INVALID

People

(Reporter: danielwatson311, Unassigned)

Details

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0) Gecko/20100101 Firefox/89.0

Steps to reproduce:

Updated to Firefox 89.0b3 (64-bit), begin using multiple tabs.

Actual results:

After a few minutes tabs begin unloading. Even with as few as 3 tabs, some are unloaded. This happens regardless of browser.tabs.unloadOnLowMemory

Expected results:

Keep several tabs loaded, I'm honestly not sure I ever saw a tab be unloaded before this

This happens even with pinned tabs that are playing audio.

The Bugbug bot thinks this bug should belong to the 'Firefox::Session Restore' component, and is moving the bug to that component. Please revert this change in case you think the bot is wrong.

Component: Untriaged → Session Restore

I haven't seen this since. This may have been due to an abnormally high load elsewhere in my machine, so the unloading may have been working as intended.

Status: UNCONFIRMED → RESOLVED
Closed: 5 years ago
Resolution: --- → INVALID
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