If your battery backup can handle 2 hours of runtime then it almost certainly has a network management interface. Why aren't you using it to send alerts? On Oct 30, 2016 12:05 AM, "Hadi Motamedi" <motamedi24 at gmail.com> wrote: > Thank you for your reply. You are correct and the ups is present there but > the battery charger can no longer bear power cuts more than two hours so I > need some means to distinguish frequent power cuts there among the system > logs. > > On Sun, Oct 30, 2016 at 12:02 AM, Eero Volotinen <eero.volotinen at iki.fi> > wrote: > > > you could use smart ups and connect information from it to system, so it > > can shutdown system in clean way. > > > > Eero > > > > 2016-10-30 7:12 GMT+02:00 Hadi Motamedi <motamedi24 at gmail.com>: > > > > > Dear All > > > I am using a centos server for cdr billing and mediation device on a > > remote > > > network. I am experiencing problem that I am suspicious it comes from > > main > > > supply power cut at the remote site. The power supply to the remote > site > > > comes from battery charger that will be automatically switched in > circuit > > > under main supply power cut but cannot provide adequate power for more > > than > > > 2 hours . I am suspicious that the remote system is suffering from many > > > frequent main supply power cut . Can you please do me favor and let me > > know > > > if there is any log on my centos server that I can check to see if > there > > > would be many frequent power cut there ? > > > Thank you for your time > > > _______________________________________________ > > > CentOS mailing list > > > CentOS at centos.org > > > https://lists.centos.org/mailman/listinfo/centos > > > > > _______________________________________________ > > CentOS mailing list > > CentOS at centos.org > > https://lists.centos.org/mailman/listinfo/centos > > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos >