[Performance] Loading chats takes 10+ minutes for guides and can often fail altogether #21444
Description
Slack https://expensify.slack.com/archives/C036S0BVAHH/p1687540879337529
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What performance issue do we need to solve?
Guides (who have a lot of policies and reports) are often unable to move between chats without NewDot showing a blank chat screen and loading for minutes (or failing to load altogether.
What is the impact of this on end-users?
Guides cannot load chats and talk with their assigned leads.
List any benchmarks that show the severity of the issue
Please also provide exact steps taken to collect metrics above if any so we can independently verify the results.
Proposed solution (if any)
No idea
List any benchmarks after implementing the changes to show impacts of the proposed solution (if any)
Note: These should be the same as the benchmarks collected before any changes.
Platforms:
Which of our officially supported platforms is this issue occurring on?
- Android / native
- Android / Chrome
- iOS / native
- iOS / Safari
- MacOS / Chrome / Safari
- MacOS / Desktop
Version Number: v1.3.30-5
Reproducible in staging?: Y
Reproducible in production?: Y
Email or phone of affected tester (no customers): christopher.bowers@team.expensify.com , natasha.varner@team.expensify.com
Notes/Photos/Videos: Any additional supporting documentation
Videos / screenshots in the slack link examples above