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Opened 10 days ago

Last modified 36 hours ago

#2382 assigned defect

memscroller stresses the html5 client

Reported by: Antoine Martin Owned by: Antoine Martin
Priority: major Milestone: 3.0
Component: html5 Version: 2.5.x
Keywords: Cc:

Description (last modified by Antoine Martin)

Split from #2231, see ticket:2231#comment:9.

Damage latency goes up to 7 seconds with chrome!
Average is also too high:
memscroller latency

Attachments (2)

memscroller.png (22.2 KB) - added by Antoine Martin 10 days ago.
memscroller latency
memscroller-server-rss.png (59.2 KB) - added by Antoine Martin 36 hours ago.
memscroller also uses too much memory

Download all attachments as: .zip

Change History (6)

Changed 10 days ago by Antoine Martin

Attachment: memscroller.png added

memscroller latency

comment:1 Changed 10 days ago by Antoine Martin

Description: modified (diff)
Status: newassigned

comment:2 Changed 7 days ago by Antoine Martin

More test data showing the memscroller outlier problem in ticket:2231#comment:12.

comment:3 Changed 6 days ago by Antoine Martin

As per ticket:619#comment:29, the problem occurs only with NODELAY=0.
My guess is that this buffers too many packets in the kernel's socket output buffer, allowing things to spiral out of control.

Changed 36 hours ago by Antoine Martin

Attachment: memscroller-server-rss.png added

memscroller also uses too much memory

comment:4 Changed 36 hours ago by Antoine Martin

memscroller also uses too much memory:
memscroller also uses too much memory

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