e1000 driver on thinkpad X60/T60 produces latency
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Linux |
Fix Released
|
Medium
|
|||
linux (Ubuntu) |
Won't Fix
|
Medium
|
Unassigned | ||
linux-source-2.6.15 (Ubuntu) |
Won't Fix
|
Undecided
|
Unassigned | ||
linux-source-2.6.22 (Ubuntu) |
Won't Fix
|
Medium
|
Unassigned |
Bug Description
The thinkpad X60 uses the Intel 82573L Gigabit ethernet chipset, which uses the e1000 driver. It was not noticed at all when I installed, and I had to unload/reload the driver module using modprobe as described here:
http://
Unlike in that thread, it seems to work fine for me on subsequent reboots. But the strange behavior is that, if I "ping" any test site, the response times alternate between a normal time of around 50ms, and a long time of exactly one second. On the thinkpad testing team page,
https:/
Florg reports that this behavior is present in other kinds of network connections as well. However, both Florg and myself find that large files appear to be transferred at full speed.
Changed in linux-source-2.6.15: | |
status: | Unconfirmed → Confirmed |
Changed in linux: | |
status: | Unknown → Confirmed |
Changed in linux: | |
status: | Confirmed → In Progress |
Changed in linux: | |
status: | In Progress → Rejected |
Changed in linux: | |
status: | Rejected → Confirmed |
Changed in linux: | |
status: | Confirmed → In Progress |
Changed in linux-source-2.6.15: | |
status: | New → Confirmed |
Changed in linux: | |
status: | In Progress → Fix Released |
Changed in linux: | |
assignee: | nobody → ubuntu-kernel-team |
importance: | Undecided → Medium |
status: | Incomplete → Triaged |
Changed in linux: | |
importance: | Unknown → Medium |
this is resolved in current kernel