Best overlap: 8:00 AM to 11:00 AM in Ottawa is 3:00 PM to 6:00 PM in Cape Town.
The hours that work for both Ottawa and Cape Town are 8:00 AM to 11:00 AM (Ottawa) and 3:00 PM to 6:00 PM (Cape Town). With about 3 hours of overlap, there's comfortable room for a daily stand-up — 8:00 AM in Ottawa / 3:00 PM in Cape Town works well. A quick caveat — Ottawa's clocks move for daylight saving and Cape Town's don't, so the times here are right for only part of the year.
24/7 support sounds great until a P1 ticket falls into the gap between Manila signing off and Dublin signing on. Here is how to design a follow-the-sun support model that actually catches tickets at the boundary. -