Elasticsearch Health Check: Green, Yellow, Red
An elasticsearch health check returns green, yellow or red, and yellow is where the false alarms live. Here is what to check and what to assert.
#tutorial
30 posts tagged "Tutorial".
Discord Webhook Alerts: Route Downtime to a Channel
Discord webhook alerts put downtime in the channel people already watch. Here is the embed payload, the mention control and the rate limit that drops alerts.
Consul Health Check: Types, States and Blind Spots
A consul health check decides which instances the catalog hands out. Here are the ten check types, what warning really does, and the failure it misses.
Cloudflare Health Check Setup and Its Blind Spot
A Cloudflare health check tells you the origin is answering the edge, which is not the same as a customer being able to load your site through it.
Slack Webhook Alerts: Route Downtime to a Channel
A Slack webhook takes five minutes to create. Here is how to get the URL, shape a downtime alert with Block Kit, and know when a channel is not enough.
Server Health Check: Commands, Alerts and Blind Spots
A server health check has two halves: commands on the box for saturation, and a probe from outside for reachability. Here is how to run both.