Re: Setting Unix System Time fools Informix

Posted in 1996

Juan R. Guzman — Wed, 16 Oct 1996 13:44:14 GMT — source: Informix-list mailing list archive (1991-1998)

Greg McClure wrote: > > We are running Informix 7.20.UC2 on two DEC Prioris machines running SCO > 3.2.5.0. We are running with DRAUTO=2. Normal state is one machine On-line > Primary, the other Secondary. When we change the time on one of the Unix > boxes, Informix decides to make both machines Primary. Informix support say > this is something which cannot be avoided as the system time is exchanged > in the ping packets between the machines, and discrepancies will be > interpreted as one machine going down. > > My question is: Does anyone have a workaround for this problem ? We need to > attach our machines to a Time of Day Clock source from a satellite receiver > ! > > Greg McClure (CEM Systems Ltd) gmcclure@devel.cemsys.com I haven't tried this but... You can setup the primary server as a time server (I think sco calls this protocol tns but don't quote me) and have the secondary get it's time from the primary. Just make sure you ask for the time on the secondary at an interval that is smaller that your dr timeout.