[ltp] Temperature increase after S2Ram
Axel Braun
linux-thinkpad@linux-thinkpad.org
Fri, 21 Jun 2013 11:46:27 +0200
Am Donnerstag, 20. Juni 2013, 17:24:25 schrieb Henrique de Moraes Holschuh:
> On Thu, 20 Jun 2013, Axel Braun wrote:
> > I run a T520 under openSUSE 12.3, and use s2ram quite frequently.
> > I noticed that in some cases the average CPU temperature rises from 48
> > degrees to 68 degrees after wake-up, and stays. I did not notice
> > additional
> > processes. Any idea what the reason could be?
>
> Power management registers not being properly restored, I'd guess.
>
> lspci -vvv before-and-after comparison (using, e.g., diff -u) might help.
....does not look like a big difference. Is ist maybe an initialization
problem in the plasmoid (KDE System monitor)?
T520:/home/docb # diff lspci_before.txt lspci_after.txt
34c34
< Interrupt: pin A routed to IRQ 46
---
> Interrupt: pin A routed to IRQ 44
40c40
< Address: 00000000fee00398 Data: 0000
---
> Address: 00000000fee00338 Data: 0000
63c63
< Interrupt: pin A routed to IRQ 44
---
> Interrupt: pin A routed to IRQ 46
71c71
< Address: 00000000fee00338 Data: 0000
---
> Address: 00000000fee00398 Data: 0000
92c92
< AFStatus: TP-
---
> AFStatus: TP+
146c146
< Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort+ <SERR- <PERR-
---
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- <SERR- <PERR-
240c240
< Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- <SERR- <PERR-
---
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort+ <SERR- <PERR-
287c287
< Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- <SERR- <PERR-
---
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort+ <SERR- <PERR-
386c386
< Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
---
> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx+