Robin Gareus wrote:
> Ralf Mardorf wrote:
>
>> Robin Gareus wrote:
>>
>>> Ralf Mardorf wrote:
>>>
>>>
>>>> Gustin Johnson wrote:
>>>>
>>>>
>>>>> I don't think so. Why do you think SUID needs to be set? Setting SUID
>>>>> is a very bad thing, even if you think you "need" it.
>>>>>
>>>>>
>>>> To chose by click between 'Ondemand' and 'Performance' for a user
>>>> session by using the GNOME panel applet 'CPU Frequency Scaling
>>>> Monitor' seems to require it. There might be a better way to do it.
>>>>
>>>>
>>> Just let it ask for a password ;)
>>>
>>> I never switch these anyway. Just using 'ondemand' is sufficient. It's
>>> got the best powersaving and no impact on performance (at least not on
>>> Intel CPUs).
>>>
>>> my 2c,
>>> robin
>>>
>>> PS. Since you asked earlier: http://www.lesswatts.org provides some good
>>> information.
>>>
>>>
>> I have a problem with CPU load, when working with real-time
>> applications, so I guess for real-time 'ondemand' will be the same like
>> 'performance'.
>>
> not necessarily. even with JACK running in real-time the 'ondemand
> governor' here scales down to 1GHz and there are no x-runs.
> Firing up fi. jammin (which uses a lot of CPU) makes it jump to max. CPU
> freq. for ~10% of the time. (check `powertop`).
>
That's why I try to get VST support. JAMin and other stuff seems to be
bad programmed. There are VSTs that are as good as JAMin, but with less
load.
>> For other distros CPU freq scaling runs OOB,
>>
> debian squeeze/sid here. worked OOB.
>
And e.g. for Suse and ...
>> but making hard disks sleep is a PITA on Linux,
>>
> indeed.
>
:(
>> hdparm doesn't work on many machines, so the hard
>> disks are running all the time, even if I only need one of two devices.
>>
>
> It's not only hdparam but also the 'noatime' mount option,
> /proc/sys/vm/dirty_writeback_centisecs (or /etc/sysctl.conf) and ext3's
> journal_data_writeback option (`man tune2fs`).
> ..and beware: in case of power-loss it can be dangerous to have fiddled
> with those!!!
>
> I'm not sure if /etc/hdparm.conf accepts wildcards, but I'd hazard a
> guess that
> /dev/discs/disc*/disc {
> spindown_time = 240
> }
> may be a good default for 64studio.
>
>
>> It's written that Intel can't scale each core of a CPU independently,
>> AMDs should be better, because they are able to scale each core
>> individually. My "AMD Athlon(tm) X2 Dual Core Processor BE-2350" is
>> specified to have a load of 45W.
>>
>
> With wifi disabled and lowest screen-brightness but jackd running
> (causes lots of CPU wakeups) this Thinkpad X60s here uses 10.1 Watts.
>
>
>> Thank you, I'll take a look at lesswatts.org later. Right now I'm
>> reflecting if I should give Steinberg 'my personal data sheet', to get
>> the VST headers, or if I should search for a side, that makes them
>> available, even if it might be illegal.
>>
>
> a bit off-topic, but last time I looked (~2 years ago) the SDK was
> available for free.
>
>
>> I know there are some Linux
>> people doing it. I guess I'll give Steinberg my 'life' and right after
>> downloading the SDK stuff I'll 'revoke my consent' or I'll fake my
>> birthday and telephone number ... strange people, name and address would
>> be okay, but all the rest?!
>> Ralf
>>
>
> I don't remember if I gave them my correct information. It might have
> been a spam.la address ;)
>
> cheers,
> robin
>
>
--
Secret of Tux:
http://images.wallaceandgromit.com/user_uploads/forum_thumbnails/5/75/355.jpg
"Gromit bit me" says HMV dog:
http://img.dailymail.co.uk/i/pix/2007/03_03/GomitHMVPA_468x319.jpg
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