Closed Bug 1397275 Opened 7 years ago Closed 7 years ago

Slow File Analyzing

Categories

(Core :: DOM: Core & HTML, defect)

57 Branch
x86_64
Windows 10
defect
Not set
normal

Tracking

()

RESOLVED DUPLICATE of bug 1397645
mozilla57
Tracking Status
firefox-esr52 --- unaffected
firefox55 --- unaffected
firefox56 --- ?
firefox57 --- fixed

People

(Reporter: sukinosenze, Unassigned)

Details

(Keywords: regression)

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:57.0) Gecko/20100101 Firefox/57.0
Build ID: 20170905100117

Steps to reproduce:

Try to upload large file (> 300MB) to mediafire.com

I have attached video for comparison, first part is using Microsoft Edge and second part is using Firefox Nightly Latest Build


Actual results:

File Analyzing Step Is Very Slow!

Take many times longer than expected.
(compared to Microsoft Edge, Google Chrome and Firefox version 55 and below)


Expected results:

File Analyzing Step Should Be Fast!

(As I have attached comparison video)
[Tracking Requested - why for this release]: Regression
Has Regression Range: --- → no
Has STR: --- → yes
OS: Unspecified → Windows 10
Hardware: Unspecified → x86_64
Status: UNCONFIRMED → RESOLVED
Closed: 7 years ago
Resolution: --- → DUPLICATE
Mirror the status of bug 1397645.
Component: Untriaged → DOM
Product: Firefox → Core
Target Milestone: --- → mozilla57
Component: DOM → DOM: Core & HTML
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