[laptop-mode] Logging?

Bart Samwel bart at samwel.tk
Fri May 1 08:43:48 CEST 2009


Hi Ritesh,

Ritesh Raj Sarraf wrote:
> On Wednesday 29 Apr 2009 18:46:16 Schnobs wrote:
>  > Short question: how can I monitor when (or how often) the disks are spun
>  > up and down? If I can turn on logging somewhere, I fail to see that 
> switch.
>  >
> Good timing. This is exactly something I've planned for the next release 
> (1.49). Plan is to log to syslog when LMT changes its state.
> 
> 
>  > Long background: I'm running laptop-mode not on a laptop, but on a
>  > desktop machine (actually my home server, coveniently placed in the
>  > broom cupboard). I'm trying to find settings that will keep the disks
>  > powered down when the box is idle without causing too many start/stop
>  > cycles per day.

> This should work right now. Just that it won't log anything.
> But if you enable verbose mode and restart LMT from a virtual terminal, 
> you should be able to see the messages.
> But messages will only be logged during state change.

Perhaps Schnobs means logging of actual disk spin-ups, not LMT 
activations? That's hard, since we don't have any process running, and 
it's fully handled by the hardware...

Cheers,
Bart


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