Open Bug 1285982 Opened 8 years ago Updated 2 years ago

View Source on large message is extremely slow

Categories

(Thunderbird :: Mail Window Front End, defect)

Product:
Thunderbird
Component:
Mail Window Front End
Version:
45 Branch
Platform:
Unspecified
All
Type:
defect

Tracking

(Not tracked)

Status:
UNCONFIRMED

People

(Reporter: jhg, Unassigned)

References

Details

(Keywords: perf, Whiteboard: [dupme]) 

User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:47.0) Gecko/20100101 Firefox/47.0
Build ID: 20160623154057

Steps to reproduce:

Attempted to View Source on a message consisting mostly of a 15MB GIF


Actual results:

TB went totally unresponsive (Windows "dimmed out", title bars show "Not Responding") for about 5 minutes.


Expected results:

TB should not have completely locked up, and/or should have been able to View Source with less delay.
Component: Untriaged → Mail Window Front End
Keywords: perf
Whiteboard: [dupme]
Maybe just the result of m-c bug 1300293.
Depends on: 1300293
Depends on: 190147
OS: Unspecified → All
Severity: normal → S3
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