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Re: Network very very slow... was iSCSI and jumbo frames
RVP a écrit :
> On Fri, 5 Feb 2021, Mike Pumford wrote:
>
>> I think estd might need some reworking for the now hugely multi-core
>> processors in modern systems as average CPU is no longer a useful
>> way to make an optimum performance decision on a multi-core system.
>>
>
> I run estd not for power-saving, but to keep the CPU temperature
> low (which it does lower--by ~5 C :)). As for its function, I think
> what it does is better done in the kernel than by a userland program.
>
> On the whole, estd is not very useful, either to keep the CPU cool
> or to save a whole lot of power (in my case, I don't use the laptop
> off the charger--it functions like a desktop): see the CAVEATS
> section of acpicpu(4).
In my case, I only use estd to reduce CPU frequency. This system acts
as a main server with a lot of disks. When its i7 runs at 3400 MHz, CPU
temperature doesn't exceed 40°C as it is cooled by a huge Noctua fan.
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