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From Jay Kreps <jay.kr...@gmail.com>
Subject Re: Auditing system clocks
Date Wed, 25 Sep 2013 02:36:25 GMT
It is assumed that clocks are in sync, we use ntp and it mostly works.


On Tue, Sep 24, 2013 at 5:12 PM, Tom Amon <ta46159@gmail.com> wrote:

> I've read in the docs and papers that LinkedIn has an auditing system that
> correlates message counts from tiers in their system using a time window of
> 10 minutes. The time stamp on the message is used to determine which window
> the message falls into.
> My question is how do you account for clock drift between machines? Is it
> assumed that clocks are in sync?
> Thanks.

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