ebb363d43e
This counter tells you the total amount of ticks for that CPU entry since the start of Nomad.
70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package stats
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import (
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"math"
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"os"
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"testing"
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"time"
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"github.com/hashicorp/nomad/ci"
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shelpers "github.com/hashicorp/nomad/helper/stats"
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"github.com/hashicorp/nomad/helper/testlog"
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"github.com/stretchr/testify/assert"
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)
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func TestCpuStatsPercent(t *testing.T) {
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ci.Parallel(t)
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cs := NewCpuStats()
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cs.Percent(79.7)
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time.Sleep(1 * time.Second)
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percent := cs.Percent(80.69)
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expectedPercent := 98.00
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if percent < expectedPercent && percent > (expectedPercent+1.00) {
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t.Fatalf("expected: %v, actual: %v", expectedPercent, percent)
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}
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}
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func TestHostStats_CPU(t *testing.T) {
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ci.Parallel(t)
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assert := assert.New(t)
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assert.Nil(shelpers.Init())
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logger := testlog.HCLogger(t)
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cwd, err := os.Getwd()
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assert.Nil(err)
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hs := NewHostStatsCollector(logger, cwd, nil)
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// Collect twice so we can calculate percents we need to generate some work
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// so that the cpu values change
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assert.Nil(hs.Collect())
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total := 0
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for i := 1; i < 1000000000; i++ {
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total *= i
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total = total % i
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}
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assert.Nil(hs.Collect())
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stats := hs.Stats()
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assert.NotZero(stats.CPUTicksConsumed)
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assert.NotZero(len(stats.CPU))
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for _, cpu := range stats.CPU {
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assert.False(math.IsNaN(cpu.Idle))
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assert.False(math.IsNaN(cpu.TotalPercent))
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assert.False(math.IsNaN(cpu.TotalTicks))
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assert.False(math.IsNaN(cpu.System))
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assert.False(math.IsNaN(cpu.User))
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assert.False(math.IsInf(cpu.Idle, 0))
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assert.False(math.IsInf(cpu.TotalPercent, 0))
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assert.False(math.IsInf(cpu.TotalTicks, 0))
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assert.False(math.IsInf(cpu.System, 0))
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assert.False(math.IsInf(cpu.User, 0))
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}
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}
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