Opened 2 years ago

Closed 2 years ago

Last modified 2 years ago

#17716 closed bug (fixed)

Network traffic (TCP) stalls unless there is a ping running.

Reported by: pulkomandy Owned by: nobody
Priority: normal Milestone: R1/beta4
Component: Network & Internet Version: R1/beta3
Keywords: Cc:
Blocked By: Blocking:
Platform: All

Description

Hello,

On my machine, TCP traffic randomly slows down and stops, unless I have a ping running in the background.

I guess the driver does not wake up when it should on incoming traffic, and the continuous flow of packets from the ping forces it to continue working?

I am not sure how to investigate this. Anyone else seeing something similar?

Change History (4)

comment:1 by korli, 2 years ago

Wireshark might help to diagnose (filter on src/dst IP).

comment:2 by waddlesplash, 2 years ago

It could be a driver problem, or it could be a problem in the stack or IPv4 layer, too.

Does starting the ping after TCP slows/stops get things started again? Or does it have to be running beforehand?

comment:3 by pulkomandy, 2 years ago

Milestone: UnscheduledR1/beta4
Resolution: fixed
Status: newclosed

It seems the fixes in hrev56139 have helped a lot. Getting reasonable speeds and no lockups so far.

comment:4 by cocobean, 2 years ago

Last edited 2 years ago by cocobean (previous) (diff)
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