alphagov/pp-puppet — pull request #621 by roc (2014-10-22 14:41:27+00:00)
Title: Bump warning threshold of our ntp check to 30ms

- I'm bumping it to `30ms`, though even this may be too low...

Running `ntpq -p` will bring back a result set that looks a bit like:

```
remote refid st t when poll reach delay offset jitter
==============================================================================
+juniperberry.ca 193.79.237.14 2 u 646 1024 377 5.709 -27.140 41.061
*time.euro.apple 17.72.133.55 2 u 596 1024 377 18.190 -26.064 40.024
+mail1.ugh.no 0.104.50.214 3 u 311 1024 377 4.973 -0.319 26.603
+97e14b87.skybro 81.2.117.235 2 u 546 1024 377 22.755 -25.311 39.323
+kvm01-vps.cleve 129.215.42.240 3 u 88 1024 377 5.794 -18.555 33.644
LOCAL(0) .LOCL. 10 l 5d 64 0 0.000 0.000 0.000
```

So there are some `> 10ms` offsets in here but as my esteemed colleague and ntp agitator @philandstuff has pointed out, we're looking at a machine that is synced to five upstream clocks. Nothing bad enough is happening here that requires the attention of a webop as far as I can tell.