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   comp.os.vms      DEC's VAX* line of computers & VMS.      264,096 messages   

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   Message 262,123 of 264,096   
   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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