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6
votes
1answer
158 views

Linux ntpd leap second preparation

There will be a leap second on June 30, 2015 at 23:59:60 UTC. I have a Linux based stratum 1 NTP server which uses GPS as a reference clock. The server is using the "default" ntp.org ntpd. How ...
3
votes
0answers
147 views

Leap second addition in linux - how to make sure kernel detects it correctly

For the upcoming leap second addition on June 30 I have been working on making sure the Red Hat Linux detects the time smoothly. I have installed the updated tzdata and ntpd package on all RHEL5 and ...
2
votes
2answers
766 views

How to configure NTP has a TAI or GPS time reference?

For our project, we would like to have all servers and systems synchronised to a linear time reference (without leap second). Therefore, we would discard UTC but are very interested in advertising ...
4
votes
1answer
1k views

Leap-second flag not forwarded to NTP clients

I'm making some tests with leapfile feature on ntpd to send fake leap-seconds and ensure our Linux platform is resilient to the "bug". The NTP lab is quite simple: a "master" server with local clock ...
3
votes
3answers
613 views

Fit-PC bricked due to leap second, how to prevent the second one from failing?

I've got three Fit-PCs in use. They are being used as light-weight Linux servers. Unfortunately, on Jun 30, the first of them failed to start due to the leap-second bug. I tried rebooting it a few ...