Resolved — Post-incident review
Between 00:54 and 01:04 UTC on August 1, health checks for our Europe and United States proxy gateways returned HTTP 503 responses. Gateway availability was degraded during this period, and some proxy requests may have failed or experienced increased latency.
Cause
During an internal analytics investigation, an unbounded high-cardinality query was run against the production analytics datastore on a shared host. The query consumed nearly all available...