Ubuntu
network-manager package

High CPU usage of network-manager when high bandwidth usage

Bug #999074 reported by Kartoch on 2012-05-14

This bug report is a duplicate of: Bug #1009879: NetworkManager high CPU usage while nm-applet and Transmission run. Edit Remove

This bug affects 5 people

Affects		Status	Importance	Assigned to	Milestone
	network-manager (Ubuntu)	Fix Released	Undecided	Unassigned

Bug Description

Using transmission, when I have a very high download (around 1.8Mbit/s), the NetworkManager process consumes up to 50% of my CPU (with my dual core CPU). Because I have trouble with the bug #751689 , my computer reboots after 10 minutes of using transmission with such speed.

Revision history for this message

Launchpad Janitor (janitor) wrote on 2012-05-16:

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in network-manager (Ubuntu):
status:	New → Confirmed

Revision history for this message

Kartoch (kartoch) wrote on 2012-05-20:

No problem since update 0.9.4.0-0ubuntu4, closing the bug.

Changed in network-manager (Ubuntu):
status:	Confirmed → Fix Released

Revision history for this message

Vladislav Kononenko (vladislavkononenko) wrote on 2012-07-19:

Reopen please or mark as duplicate - on my system that problem continues...

vk@vk-K61IC:~$ apt-cache showpkg network-manager
Package: network-manager
Versions:
0.9.4.0-0ubuntu4.1 (/var/lib/apt/lists/ua.archive.ubuntu.com_ubuntu_dists_precise-updates_main_binary-amd64_Packages) (/var/lib/dpkg/status)

That bugs seems related to the same problem:
https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1009879
https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/987858