CPU Hog Scenarios using Krkn
To enable this plugin add the pointer to the scenario input file scenarios/kube/cpu-hog.yml as described in the
Usage section.
cpu-hog options
In addition to the common hog scenario options, you can specify the below options in your scenario configuration to specificy the amount of CPU to hog on a certain worker node
| Option | Type | Description |
|---|---|---|
cpu-load-percentage | number | the amount of cpu that will be consumed by the hog |
cpu-method | string | reflects the cpu load strategy adopted by stress-ng, please refer to the stress-ng documentation for all the available options |
Usage
To enable hog scenarios edit the kraken config file, go to the section kraken -> chaos_scenarios of the yaml structure
and add a new element to the list named hog_scenarios then add the desired scenario
pointing to the hog.yaml file.
kraken:
...
chaos_scenarios:
- hog_scenarios:
- scenarios/kube/cpu-hog.yml