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From: boB <boB@K7IQ.com>
Newsgroups: sci.electronics.design
Subject: Re: Predictive failures
Date: Sun, 21 Apr 2024 12:37:58 -0700
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On Fri, 19 Apr 2024 12:10:22 -0700, Don Y
<blockedofcourse@foo.invalid> wrote:

>On 4/19/2024 11:16 AM, boB wrote:
>>> Intermittent failures are the bane of all designers.  Until something
>>> is reliably observable, trying to address the problem is largely
>>> wack-a-mole.
>> 
>> The problem I have with troubleshooting intermittent failures is that
>> they are only intermittend sometimes.
>
>My pet peeve is folks (developers) who OBSERVE FIRST HAND a particular
>failure/fault but, because reproducing it is "hard", just pretend it
>never happened!  Really?  Do you think the circuit/code is self-healing???
>
>You're going to "bless" a product that you, personally, know has a fault...
>

Yes, it may be hard to replicate but you just have to try and try
again sometimes.  Or create something that exercises the unit or
software to make it happen and automatically catch it in the act.

I don't care to have to do that very often.  When I do, I just try to
make it a challenge.

boB