> This will cause no issues It will most certainly cause some issues. I worked somewhere that sold a software appliance back in the day. This software applian

> This will cause no issues It will most certainly cause some issues. I worked somewhere that sold a software appliance back in the day. This software appliance did a bunch of ETL and ran analytics processes. We had a leap second that caused all the ETL jobs to stop working. 400 some appliances in different data centers that we had some connectivity through a VPN. It was not a fun experience but it has always kept leap seconds and time problems in the front of my mind.