On 12/29/16 we started to observe workloads that hadn’t been seen before. A large set of anomalous requests caused our caching and queue processing system to run out of memory. Alarms alerted us of the situation but we were unable to stop the memory growth before all of the resources were exhausted. We then proceeded to safely clear the cache data, freeing memory and restoring access to the Close.io application. Unfortunately, this was a manual process and the application was unavailable from 10:32 AM PST to 11:44 AM PST while we worked to restore service. API access remained unaffected during this time period.
We are extremely sorry for this downtime and know that you count on Close.io being reliable for your sales needs. Here's what steps we've taken and will take to help mitigate this issue: