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Re: Antw: Re: RE24 testing call (2.4.47) LMDB RE0.9 testing call (0.9.23)
Ulrich Windl wrote:
>>>> "A. Schulze" <sca@andreasschulze.de> schrieb am 17.12.2018 um 22:19 in
> Nachricht <77e04ce8-0362-c873-c751-98bc9ea58c73@andreasschulze.de>:
>
>>
>> Am 16.12.18 um 23:32 schrieb Howard Chu:
>>>>>>>>> ./data/regressions/its8752/its8752 failed (exit 1)
>>>
>>> I believe this is simply due to too short a sleep between steps. It happens
>> quite
>>> often on slower machines.
>>
>> are there plans to to relax the timings or should I simple ignore that fail?
>> "it may happen that 'make its' pass on other computers" don't really satisfy
>> me :-)
>
> When waiting for an event (other than passing of time) sleep is always the wrong solution
False.
> (iven if seemingly industry-standard work-around for all kinds of bugs): It's either too long, wasting time, or too short, failing to fulfill ist purpose.
sleep is used because it is a low cost operation on the computer. Anything more active than
that will use more system resources, which are obviously already scarce on a slower system.
i.e., active polling on a slow machine will only make things slower.
--
-- Howard Chu
CTO, Symas Corp. http://www.symas.com
Director, Highland Sun http://highlandsun.com/hyc/
Chief Architect, OpenLDAP http://www.openldap.org/project/