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Re: Strong Artefacts - Questionable SNR and high BER

Posted:
Mon Dec 15, 2014 8:43 pm
by Krobaruk
For me I find putting the CPU under stress actually fixes the problem. I don't understand how this fixes the problem for me but try:
"stress -c 1"
TBS,
Any idea where the problem might be? Disabling CPU frequency changes does not help.
Re: Strong Artefacts - Questionable SNR and high BER

Posted:
Tue Dec 16, 2014 12:02 am
by updatelee
I replied in another thread but did you actually disable pstates and or cpufreq in the kernel?
UDL
Re: Strong Artefacts - Questionable SNR and high BER

Posted:
Tue Dec 16, 2014 9:49 pm
by LSD
for me disabling C6/C7 Support in the BIOS did the trick
Re: Strong Artefacts - Questionable SNR and high BER

Posted:
Mon Dec 22, 2014 12:41 am
by Krobaruk
Thanks both,
Setting "Performance" governor for cpupower did not work and I think that was because of boost was still enabled. I have disabled the following in the bios and it now works!:
AMD Powernow
AMD CPB
CPU C1E
CPU C6
Thank you for the hints.