Illustrative Mathematics incident

Increased errors on the Kendall Hunt instance

Notice Resolved View vendor source →

Illustrative Mathematics experienced a notice incident on September 22, 2021 affecting KH instance (uptime monitoring), lasting 3h 2m. The incident has been resolved; the full update timeline is below.

Started
Sep 22, 2021, 03:06 PM UTC
Resolved
Sep 22, 2021, 06:08 PM UTC
Duration
3h 2m
Detected by Pingoru
Sep 22, 2021, 03:06 PM UTC

Affected components

KH instance (uptime monitoring)

Update timeline

  1. investigating Sep 22, 2021, 03:06 PM UTC

    We're seeing an increased error rate on the Kendall Hunt instance, and some users may not be able to access the site. We're investigating the cause.

  2. monitoring Sep 22, 2021, 03:41 PM UTC

    We've made a configuration change to the site and it seems to be responding normally now.

  3. resolved Sep 22, 2021, 06:08 PM UTC

    This incident has been resolved for now. We're investigating some longer-term structural changes to the site that may help to prevent this in the future.