September 22nd service issues
Over the past few days, Postmark has experienced volatility in API response times and email delivery times. We owe everyone an explanation. The majority of the issues were due to increased load on our MySQL database servers, mostly caused by disk IO saturation. On Tuesday, September 22nd this came to a head when we experienced severe email delays and culminated in us having to perform an emergency maintenance, bringing the entire application down to failover to a second MySQL server.
Continue reading • Chris Nagele wrote in Issues & outages