It looks like this started around Jan 1 00:00:00 UTC 2013.
I wonder if it's related to the leap second bug discovered in July. Apparently, a some popular NTP servers incorrectly sent out leap seconds at midnight. Even if it's not that specific issue, I bet the root cause is a time-keeping bug.
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It looks like this started around Jan 1 00:00:00 UTC 2013.
I wonder if it's related to the leap second bug discovered in July. Apparently, a some popular NTP servers incorrectly sent out leap seconds at midnight. Even if it's not that specific issue, I bet the root cause is a time-keeping bug.