this is likely not the correct place to ask this, but I'm not sure where
to do it. I mirror IPFire, and have been getting the following warnings
repeatedly over the past couple of weeks. I have verified the timestamp
on my server is correct. Is it possible the primary mirror has a
date/time issue?

***** Icinga *****

Notification Type: PROBLEM

Service: MirrorSync
Host: IPFire Mirror mirror.smartappliances.us
Address: 74.124.0.218
State: WARNING

Date/Time: Tue Aug 4 18:26:03 CEST 2015

Additional Info:

WARNING: http://mirror.smartappliances.us/ipfire/ is more than 12h off:
2d 16h 52m 44s

-- 
Rod Rodolico
Daily Data, Inc.
POB 140465
Dallas TX 75214-0465
214.827.2170
http://www.dailydata.net