Health Check

Overview

Health check task executes some checks over ZOS components to determine if the node is in a usable state or not and set flags for the Power Daemon to stop uptime reports if the node is unusable.

Configuration

Name: healthcheck
Schedule: Every 20 mins.

Details

Check if the node cache disk is usable or not by trying to write some data to it. If it failed, it set the Readonly flag.

Result Sample

{
   "description": "health check task runs multiple checks to ensure the node is in a usable state and set flags for the power daemon to stop reporting uptime if it is not usable",
   "name": "healthcheck",
   "result": {
      "cache": [
         "failed to write to cache: open /var/cache/healthcheck: operation not permitted"
      ]
   },
   "timestamp": 1701599580
}