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 Message 262,123 of 264,034 
 Simon Clubley to arne@vajhoej.dk 
 Re: Timer resolution for sys$setimr() ? 
 05 Dec 24 13:05:00 
 
From: clubley@remove_me.eisner.decus.org-Earth.UFP

On 2024-12-04, Arne Vajhøj  wrote:
> On 12/4/2024 8:37 AM, Simon Clubley wrote:
>> What is the actual resolution of timer events queued using the
>> sys$setimr() system service ?
>>
>> NOTE: this is about when the timer becomes eligible to fire, not when
>> it actually does, given that VMS is not a hard RTOS.
>>
>> The base VMS time format is in 100ns units, but I couldn't see anything
>> about the units actually used when firing timer events. Is it the same
>> as the hopeless terminal driver timeouts, or is it 100ns, or is it
>> something in between ?
>
> IDS VMS Alpha 1.5 (30 years old!) says:
>

[snip]

Thanks Arne. I never even thought to check the I&DS as this was something
I was expecting to find in the normal user documentation.

Simon.

--
Simon Clubley, clubley@remove_me.eisner.decus.org-Earth.UFP
Walking destinations on a map are further away than they appear.

--- SoupGate-DOS v1.05
 * Origin: you cannot sedate... all the things you hate (1:229/2)

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