Laptop overheating with F 16

Erinn Looney-Triggs erinn.looneytriggs at gmail.com
Mon Sep 12 18:37:01 UTC 2011


Adam,

I suppose it could be the manufacturers fault, I have had this Lenovo
ThinkPad T510 for a long time and never had any issues with it. As well,
this thing isn't even on my lap it is in a dock with a pretty decent
ventilation setup.

I know we hear this all the time in this business, but it used to work
just fine. Perhaps it is hardware failing, but why then would windows
never display any thermal issues, perhaps it is really good at hiding it.

Here is the logs from the first few minutes of the system being up:

[   69.065721] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9053, limit 9000
[   74.055719] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9739, limit 9000
[   76.346477] nautilus used greatest stack depth: 2400 bytes left
[   94.015696] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9110, limit 9000
[   96.742668] CPU3: Core temperature above threshold, cpu clock
throttled (total events = 1)
[   96.742676] CPU2: Core temperature above threshold, cpu clock
throttled (total events = 1)
[   96.743699] CPU2: Core temperature/speed normal
[   96.743701] CPU3: Core temperature/speed normal
[   99.005684] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9687, limit 9000
[  103.995677] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9367, limit 9000
[  108.985716] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9021, limit 9000
[  113.975683] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9598, limit 9000
[  133.935783] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9350, limit 9000
[  138.925640] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9309, limit 9000
[  158.885623] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9638, limit 9000
[  163.875602] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9113, limit 9000
[  193.815559] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
10074, limit 9000
[  203.795558] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9029, limit 9000
[  208.785623] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9704, limit 9000
[  218.765551] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
9386, limit 9000
[  223.755543] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
10147, limit 9000
[  238.725550] intel ips 0000:00:1f.6: MCP limit exceeded: Avg temp
10052, limit 9000

Even by my standards this seems a bit in excess. The fan is working and
throttling up and down as would seem to be required. As I said cooling
isn't really an issue given the docking. Most thing point me back to F 16.

Like I said this machine has never shut down on me because of a thermal
event, since upgrading to Fedora 16 it has happened a number of times
(4-5 I think). As well kernel debugging was disabled to no avail, though
the machine is a bit  more responsive now.

-Erinn


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