i3status/testcases/010-cpu-usage/i3status.conf

general {
        output_format = "none"
}

order += "cpu_usage"

cpu_usage {
    format = "all: %usage CPU_0: %cpu0 CPU_1: %cpu1"
    path = "testcases/010-cpu-usage/stat"
    max_threshold = 90
    degraded_threshold = 75
}