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Re: Q: "dn: cn=Uptime, cn=Time, cn=Monitor" non-monotonic occasionally?



Ulrich Windl wrote:
>>>> Michael Ströder <michael@stroeder.com> schrieb am 28.04.2016 um 19:26 in
> Nachricht <572247C0.9030300@stroeder.com>:
>> Ulrich Windl wrote:
>>> I'm running a NRPE monitor that monitors openLDAP. To compute delta
> values,
>>> the NRPE plugin stores the "dn: cn=Uptime,cn=Time,cn=Monitor" reported by
>>> openLDAP to compare it with the current value (to build the time 
>> difference).
>>> If the time difference is negative, the plugin reports a "server restart"
>>> event.
>>
>> Uptime is the least usable time value for this task. Anyway...
> 
> What would you recommend instead?

Calculate the difference quotient over the real time which is supposed to be
monotonically increasing given your time sync setup is correct. If you insist on
reading it from cn=monitor it's cn=Current,cn=Time,cn=Monitor.

Ciao, Michael.

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