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Sort metric names in options for readability #2898

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merged 1 commit into from
Jun 25, 2021
Merged

Sort metric names in options for readability #2898

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11 changes: 9 additions & 2 deletions cmd/cadvisor.go
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@ import (
"os"
"os/signal"
"runtime"
"sort"
"strings"
"syscall"
"time"
Expand Down Expand Up @@ -124,10 +125,11 @@ type metricSetValue struct {
}

func (ml *metricSetValue) String() string {
var values []string
values := make([]string, 0, len(ml.MetricSet))
for metric := range ml.MetricSet {
values = append(values, string(metric))
}
sort.Strings(values)
return strings.Join(values, ",")
}

Expand All @@ -147,7 +149,12 @@ func (ml *metricSetValue) Set(value string) error {
}

func init() {
flag.Var(&ignoreMetrics, "disable_metrics", "comma-separated list of `metrics` to be disabled. Options are 'accelerator', 'cpu_topology','disk', 'diskIO', 'memory_numa', 'network', 'tcp', 'udp', 'percpu', 'sched', 'process', 'hugetlb', 'referenced_memory', 'resctrl', 'cpuset'.")
opts := make([]string, 0, len(ignoreWhitelist))
for key := range ignoreWhitelist {
opts = append(opts, string(key))
}
sort.Strings(opts)
flag.Var(&ignoreMetrics, "disable_metrics", fmt.Sprintf("comma-separated list of `metrics` to be disabled. Options are '%s'.", strings.Join(opts, "', '")))

// Default logging verbosity to V(2)
flag.Set("v", "2")
Expand Down