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@REPLY: <10gpi04$3bogo$7@dont-email.me> 719015e7
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@REPLYTO 3:633/10 UUCP
On 03/12/2025 14:37, The Natural Philosopher wrote:
> On 03/12/2025 14:18, druck wrote:
>> On 01/12/2025 21:16, James Harris wrote:
>>> To make a NAS / server I am looking for a Raspberry Pi with ECC support.
>>>
>>> I gather that the Pi 5 and the CM 5 use RAM which has internal ECC.
>>> That`s good. But do they inform the OS of when there are corrections
>>> and uncorrectable errors?
>>>
>>> Have you guys any idea as to whether the OS running on the Pi5 or CM5
>>> will be able to tell whether RAM has had errors or not?
>>
>> As far as I know it`s only for error correction within the RAM
>> controller, and not reported to the OS. There is a possibility the SOC
>> might know about it via some proprietary Broadcom mechanism.
>>
> That is my impression too, based on admittedly sketchy data.
> Lets face it at that level, ecc will simply make slightly dodgy ram rock
> solid and merely postpone the day when there is a kernel panic due to
> corrupted RAM.
>
> I cant see than knowing about it helps much.
If it tells you there is a problem before it becomes too severe to
correct, then it may be useful so that you can replace the system.
>
>> I have found a webpage where some idiots attempting to fry a Pi 5 by
>> running AI on it without a cooler got a fatal ECC error, but my money
>> is on they just hallucinated the entire thing.
>>
> Well indeed.
>
> The internet may be made of cats, but these days its full of
> (commercially sponsored and politically motivated) lies.
>
>
>
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