Canary Web Service has poor Apdex scores, high latency

We've seen multiple alerts recently for web/cny.

The slowburn (6h) apdex score is burning above the 99.9% SLO.

Source: https://dashboards.gitlab.net/d/alerts-component_multiburn_apdex/alerts-component-multi-window-multi-burn-rate-apdex-out-of-slo?viewPanel=9&orgId=1&from=1607071806366&to=1607436875688&var-PROMETHEUS_DS=Global&var-environment=gprd&var-stage=cny&var-sigma=2&var-type=web&var-component=puma

cc @T4cC0re