502 lines
18 KiB
Go
502 lines
18 KiB
Go
package collectd
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import (
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"encoding/hex"
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"errors"
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"io/ioutil"
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"log"
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"net"
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"testing"
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"time"
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"github.com/influxdb/influxdb/cluster"
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"github.com/influxdb/influxdb/meta"
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"github.com/influxdb/influxdb/toml"
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"github.com/influxdb/influxdb/tsdb"
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)
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// Test that the service checks / creates the target database on startup.
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func TestService_CreatesDatabase(t *testing.T) {
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t.Parallel()
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s := newTestService(1, time.Second)
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createDatabaseCalled := false
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ms := &testMetaStore{}
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ms.CreateDatabaseIfNotExistsFn = func(name string) (*meta.DatabaseInfo, error) {
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if name != s.Config.Database {
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t.Errorf("\n\texp = %s\n\tgot = %s\n", s.Config.Database, name)
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}
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createDatabaseCalled = true
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return nil, nil
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}
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s.Service.MetaStore = ms
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s.Open()
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s.Close()
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if !createDatabaseCalled {
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t.Errorf("CreateDatabaseIfNotExists should have been called when the service opened.")
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}
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}
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// Test that the collectd service correctly batches points by BatchSize.
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func TestService_BatchSize(t *testing.T) {
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t.Parallel()
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totalPoints := len(expPoints)
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// Batch sizes that totalTestPoints divide evenly by.
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batchSizes := []int{1, 2, 13}
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for _, batchSize := range batchSizes {
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func() {
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s := newTestService(batchSize, time.Second)
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pointCh := make(chan tsdb.Point)
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s.MetaStore.CreateDatabaseIfNotExistsFn = func(name string) (*meta.DatabaseInfo, error) { return nil, nil }
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s.PointsWriter.WritePointsFn = func(req *cluster.WritePointsRequest) error {
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if len(req.Points) != batchSize {
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t.Errorf("\n\texp = %d\n\tgot = %d\n", batchSize, len(req.Points))
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}
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for _, p := range req.Points {
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pointCh <- p
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}
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return nil
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}
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if err := s.Open(); err != nil {
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t.Fatal(err)
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}
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defer func() { t.Log("closing service"); s.Close() }()
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// Get the address & port the service is listening on for collectd data.
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addr := s.Addr()
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conn, err := net.Dial("udp", addr.String())
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if err != nil {
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t.Fatal(err)
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}
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// Send the test data to the service.
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if n, err := conn.Write(testData); err != nil {
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t.Fatal(err)
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} else if n != len(testData) {
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t.Fatalf("only sent %d of %d bytes", n, len(testData))
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}
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points := []tsdb.Point{}
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Loop:
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for {
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select {
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case p := <-pointCh:
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points = append(points, p)
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if len(points) == totalPoints {
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break Loop
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}
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case <-time.After(time.Second):
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t.Logf("exp %d points, got %d", totalPoints, len(points))
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t.Fatal("timed out waiting for points from collectd service")
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}
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}
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if len(points) != totalPoints {
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t.Fatalf("exp %d points, got %d", totalPoints, len(points))
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}
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for i, exp := range expPoints {
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got := points[i].String()
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if got != exp {
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t.Fatalf("\n\texp = %s\n\tgot = %s\n", exp, got)
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}
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}
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}()
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}
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}
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// Test that the collectd service correctly batches points using BatchDuration.
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func TestService_BatchDuration(t *testing.T) {
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t.Parallel()
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totalPoints := len(expPoints)
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s := newTestService(5000, 250*time.Millisecond)
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pointCh := make(chan tsdb.Point, 1000)
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s.MetaStore.CreateDatabaseIfNotExistsFn = func(name string) (*meta.DatabaseInfo, error) { return nil, nil }
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s.PointsWriter.WritePointsFn = func(req *cluster.WritePointsRequest) error {
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for _, p := range req.Points {
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pointCh <- p
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}
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return nil
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}
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if err := s.Open(); err != nil {
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t.Fatal(err)
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}
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defer func() { t.Log("closing service"); s.Close() }()
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// Get the address & port the service is listening on for collectd data.
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addr := s.Addr()
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conn, err := net.Dial("udp", addr.String())
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if err != nil {
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t.Fatal(err)
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}
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// Send the test data to the service.
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if n, err := conn.Write(testData); err != nil {
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t.Fatal(err)
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} else if n != len(testData) {
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t.Fatalf("only sent %d of %d bytes", n, len(testData))
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}
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points := []tsdb.Point{}
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Loop:
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for {
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select {
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case p := <-pointCh:
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points = append(points, p)
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if len(points) == totalPoints {
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break Loop
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}
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case <-time.After(time.Second):
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t.Logf("exp %d points, got %d", totalPoints, len(points))
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t.Fatal("timed out waiting for points from collectd service")
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}
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}
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if len(points) != totalPoints {
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t.Fatalf("exp %d points, got %d", totalPoints, len(points))
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}
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for i, exp := range expPoints {
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got := points[i].String()
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if got != exp {
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t.Fatalf("\n\texp = %s\n\tgot = %s\n", exp, got)
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}
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}
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}
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type testService struct {
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*Service
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MetaStore testMetaStore
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PointsWriter testPointsWriter
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}
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func newTestService(batchSize int, batchDuration time.Duration) *testService {
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s := &testService{
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Service: NewService(Config{
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BindAddress: "127.0.0.1:0",
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Database: "collectd_test",
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BatchSize: batchSize,
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BatchDuration: toml.Duration(batchDuration),
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}),
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}
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s.Service.PointsWriter = &s.PointsWriter
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s.Service.MetaStore = &s.MetaStore
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// Set the collectd types using test string.
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if err := s.SetTypes(typesDBText); err != nil {
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panic(err)
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}
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if !testing.Verbose() {
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s.Logger = log.New(ioutil.Discard, "", log.LstdFlags)
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}
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return s
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}
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type testPointsWriter struct {
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WritePointsFn func(*cluster.WritePointsRequest) error
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}
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func (w *testPointsWriter) WritePoints(p *cluster.WritePointsRequest) error {
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return w.WritePointsFn(p)
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}
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type testMetaStore struct {
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CreateDatabaseIfNotExistsFn func(name string) (*meta.DatabaseInfo, error)
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//DatabaseFn func(name string) (*meta.DatabaseInfo, error)
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}
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func (ms *testMetaStore) CreateDatabaseIfNotExists(name string) (*meta.DatabaseInfo, error) {
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return ms.CreateDatabaseIfNotExistsFn(name)
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}
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func (ms *testMetaStore) WaitForLeader(d time.Duration) error {
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return nil
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}
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func wait(c chan struct{}, d time.Duration) (err error) {
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select {
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case <-c:
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case <-time.After(d):
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err = errors.New("timed out")
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}
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return
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}
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func waitInt(c chan int, d time.Duration) (i int, err error) {
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select {
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case i = <-c:
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case <-time.After(d):
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err = errors.New("timed out")
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}
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return
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}
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func check(err error) {
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if err != nil {
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panic(err)
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}
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}
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// Raw data sent by collectd, captured using Wireshark.
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var testData = func() []byte {
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b, err := hex.DecodeString("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")
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check(err)
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return b
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}()
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var expPoints = []string{
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"entropy_value,host=pf1-62-210-94-173,type=entropy value=288.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=1,type=cpu,type_instance=idle value=10908770.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=1,type=cpu,type_instance=wait value=0.0 1414080767000000000",
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"df_used,host=pf1-62-210-94-173,type=df,type_instance=live-cow value=378576896.0 1414080767000000000",
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"df_free,host=pf1-62-210-94-173,type=df,type_instance=live-cow value=50287988736.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=1,type=cpu,type_instance=interrupt value=254.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=1,type=cpu,type_instance=softirq value=0.0 1414080767000000000",
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"df_used,host=pf1-62-210-94-173,type=df,type_instance=live value=0.0 1414080767000000000",
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"df_free,host=pf1-62-210-94-173,type=df,type_instance=live value=50666565632.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=1,type=cpu,type_instance=steal value=0.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=2,type=cpu,type_instance=user value=24374.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=2,type=cpu,type_instance=nice value=2776.0 1414080767000000000",
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"interface_rx,host=pf1-62-210-94-173,type=if_octets,type_instance=dummy0 value=0.0 1414080767000000000",
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"interface_tx,host=pf1-62-210-94-173,type=if_octets,type_instance=dummy0 value=1050.0 1414080767000000000",
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"df_used,host=pf1-62-210-94-173,type=df,type_instance=tmp value=73728.0 1414080767000000000",
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"df_free,host=pf1-62-210-94-173,type=df,type_instance=tmp value=50666491904.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=2,type=cpu,type_instance=system value=17875.0 1414080767000000000",
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"interface_rx,host=pf1-62-210-94-173,type=if_packets,type_instance=dummy0 value=0.0 1414080767000000000",
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"interface_tx,host=pf1-62-210-94-173,type=if_packets,type_instance=dummy0 value=15.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=2,type=cpu,type_instance=idle value=10904704.0 1414080767000000000",
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"df_used,host=pf1-62-210-94-173,type=df,type_instance=run-lock value=0.0 1414080767000000000",
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"df_free,host=pf1-62-210-94-173,type=df,type_instance=run-lock value=5242880.0 1414080767000000000",
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"interface_rx,host=pf1-62-210-94-173,type=if_errors,type_instance=dummy0 value=0.0 1414080767000000000",
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"interface_tx,host=pf1-62-210-94-173,type=if_errors,type_instance=dummy0 value=0.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=2,type=cpu,type_instance=wait value=0.0 1414080767000000000",
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"cpu_value,host=pf1-62-210-94-173,instance=2,type=cpu,type_instance=interrupt value=306.0 1414080767000000000",
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}
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// Taken from /usr/share/collectd/types.db on a Ubuntu system
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var typesDBText = `
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absolute value:ABSOLUTE:0:U
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apache_bytes value:DERIVE:0:U
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apache_connections value:GAUGE:0:65535
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apache_idle_workers value:GAUGE:0:65535
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apache_requests value:DERIVE:0:U
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apache_scoreboard value:GAUGE:0:65535
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ath_nodes value:GAUGE:0:65535
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ath_stat value:DERIVE:0:U
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backends value:GAUGE:0:65535
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bitrate value:GAUGE:0:4294967295
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bytes value:GAUGE:0:U
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cache_eviction value:DERIVE:0:U
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cache_operation value:DERIVE:0:U
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cache_ratio value:GAUGE:0:100
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cache_result value:DERIVE:0:U
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cache_size value:GAUGE:0:4294967295
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charge value:GAUGE:0:U
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compression_ratio value:GAUGE:0:2
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compression uncompressed:DERIVE:0:U, compressed:DERIVE:0:U
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connections value:DERIVE:0:U
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conntrack value:GAUGE:0:4294967295
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contextswitch value:DERIVE:0:U
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counter value:COUNTER:U:U
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cpufreq value:GAUGE:0:U
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cpu value:DERIVE:0:U
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current_connections value:GAUGE:0:U
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current_sessions value:GAUGE:0:U
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current value:GAUGE:U:U
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delay value:GAUGE:-1000000:1000000
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derive value:DERIVE:0:U
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df_complex value:GAUGE:0:U
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df_inodes value:GAUGE:0:U
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df used:GAUGE:0:1125899906842623, free:GAUGE:0:1125899906842623
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disk_latency read:GAUGE:0:U, write:GAUGE:0:U
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disk_merged read:DERIVE:0:U, write:DERIVE:0:U
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disk_octets read:DERIVE:0:U, write:DERIVE:0:U
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disk_ops_complex value:DERIVE:0:U
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disk_ops read:DERIVE:0:U, write:DERIVE:0:U
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disk_time read:DERIVE:0:U, write:DERIVE:0:U
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dns_answer value:DERIVE:0:U
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dns_notify value:DERIVE:0:U
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dns_octets queries:DERIVE:0:U, responses:DERIVE:0:U
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dns_opcode value:DERIVE:0:U
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dns_qtype_cached value:GAUGE:0:4294967295
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dns_qtype value:DERIVE:0:U
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dns_query value:DERIVE:0:U
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dns_question value:DERIVE:0:U
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dns_rcode value:DERIVE:0:U
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dns_reject value:DERIVE:0:U
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dns_request value:DERIVE:0:U
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dns_resolver value:DERIVE:0:U
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dns_response value:DERIVE:0:U
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dns_transfer value:DERIVE:0:U
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dns_update value:DERIVE:0:U
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dns_zops value:DERIVE:0:U
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duration seconds:GAUGE:0:U
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email_check value:GAUGE:0:U
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email_count value:GAUGE:0:U
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email_size value:GAUGE:0:U
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entropy value:GAUGE:0:4294967295
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fanspeed value:GAUGE:0:U
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file_size value:GAUGE:0:U
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files value:GAUGE:0:U
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fork_rate value:DERIVE:0:U
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frequency_offset value:GAUGE:-1000000:1000000
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frequency value:GAUGE:0:U
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fscache_stat value:DERIVE:0:U
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gauge value:GAUGE:U:U
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hash_collisions value:DERIVE:0:U
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http_request_methods value:DERIVE:0:U
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http_requests value:DERIVE:0:U
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http_response_codes value:DERIVE:0:U
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humidity value:GAUGE:0:100
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if_collisions value:DERIVE:0:U
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if_dropped rx:DERIVE:0:U, tx:DERIVE:0:U
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if_errors rx:DERIVE:0:U, tx:DERIVE:0:U
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if_multicast value:DERIVE:0:U
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if_octets rx:DERIVE:0:U, tx:DERIVE:0:U
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if_packets rx:DERIVE:0:U, tx:DERIVE:0:U
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if_rx_errors value:DERIVE:0:U
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if_rx_octets value:DERIVE:0:U
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if_tx_errors value:DERIVE:0:U
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if_tx_octets value:DERIVE:0:U
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invocations value:DERIVE:0:U
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io_octets rx:DERIVE:0:U, tx:DERIVE:0:U
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io_packets rx:DERIVE:0:U, tx:DERIVE:0:U
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ipt_bytes value:DERIVE:0:U
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ipt_packets value:DERIVE:0:U
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irq value:DERIVE:0:U
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latency value:GAUGE:0:U
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links value:GAUGE:0:U
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load shortterm:GAUGE:0:5000, midterm:GAUGE:0:5000, longterm:GAUGE:0:5000
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md_disks value:GAUGE:0:U
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memcached_command value:DERIVE:0:U
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memcached_connections value:GAUGE:0:U
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memcached_items value:GAUGE:0:U
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memcached_octets rx:DERIVE:0:U, tx:DERIVE:0:U
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memcached_ops value:DERIVE:0:U
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memory value:GAUGE:0:281474976710656
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multimeter value:GAUGE:U:U
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mutex_operations value:DERIVE:0:U
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mysql_commands value:DERIVE:0:U
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mysql_handler value:DERIVE:0:U
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mysql_locks value:DERIVE:0:U
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mysql_log_position value:DERIVE:0:U
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mysql_octets rx:DERIVE:0:U, tx:DERIVE:0:U
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nfs_procedure value:DERIVE:0:U
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nginx_connections value:GAUGE:0:U
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nginx_requests value:DERIVE:0:U
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node_octets rx:DERIVE:0:U, tx:DERIVE:0:U
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node_rssi value:GAUGE:0:255
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node_stat value:DERIVE:0:U
|
|
node_tx_rate value:GAUGE:0:127
|
|
objects value:GAUGE:0:U
|
|
operations value:DERIVE:0:U
|
|
percent value:GAUGE:0:100.1
|
|
percent_bytes value:GAUGE:0:100.1
|
|
percent_inodes value:GAUGE:0:100.1
|
|
pf_counters value:DERIVE:0:U
|
|
pf_limits value:DERIVE:0:U
|
|
pf_source value:DERIVE:0:U
|
|
pf_states value:GAUGE:0:U
|
|
pf_state value:DERIVE:0:U
|
|
pg_blks value:DERIVE:0:U
|
|
pg_db_size value:GAUGE:0:U
|
|
pg_n_tup_c value:DERIVE:0:U
|
|
pg_n_tup_g value:GAUGE:0:U
|
|
pg_numbackends value:GAUGE:0:U
|
|
pg_scan value:DERIVE:0:U
|
|
pg_xact value:DERIVE:0:U
|
|
ping_droprate value:GAUGE:0:100
|
|
ping_stddev value:GAUGE:0:65535
|
|
ping value:GAUGE:0:65535
|
|
players value:GAUGE:0:1000000
|
|
power value:GAUGE:0:U
|
|
protocol_counter value:DERIVE:0:U
|
|
ps_code value:GAUGE:0:9223372036854775807
|
|
ps_count processes:GAUGE:0:1000000, threads:GAUGE:0:1000000
|
|
ps_cputime user:DERIVE:0:U, syst:DERIVE:0:U
|
|
ps_data value:GAUGE:0:9223372036854775807
|
|
ps_disk_octets read:DERIVE:0:U, write:DERIVE:0:U
|
|
ps_disk_ops read:DERIVE:0:U, write:DERIVE:0:U
|
|
ps_pagefaults minflt:DERIVE:0:U, majflt:DERIVE:0:U
|
|
ps_rss value:GAUGE:0:9223372036854775807
|
|
ps_stacksize value:GAUGE:0:9223372036854775807
|
|
ps_state value:GAUGE:0:65535
|
|
ps_vm value:GAUGE:0:9223372036854775807
|
|
queue_length value:GAUGE:0:U
|
|
records value:GAUGE:0:U
|
|
requests value:GAUGE:0:U
|
|
response_time value:GAUGE:0:U
|
|
response_code value:GAUGE:0:U
|
|
route_etx value:GAUGE:0:U
|
|
route_metric value:GAUGE:0:U
|
|
routes value:GAUGE:0:U
|
|
serial_octets rx:DERIVE:0:U, tx:DERIVE:0:U
|
|
signal_noise value:GAUGE:U:0
|
|
signal_power value:GAUGE:U:0
|
|
signal_quality value:GAUGE:0:U
|
|
snr value:GAUGE:0:U
|
|
spam_check value:GAUGE:0:U
|
|
spam_score value:GAUGE:U:U
|
|
spl value:GAUGE:U:U
|
|
swap_io value:DERIVE:0:U
|
|
swap value:GAUGE:0:1099511627776
|
|
tcp_connections value:GAUGE:0:4294967295
|
|
temperature value:GAUGE:U:U
|
|
threads value:GAUGE:0:U
|
|
time_dispersion value:GAUGE:-1000000:1000000
|
|
timeleft value:GAUGE:0:U
|
|
time_offset value:GAUGE:-1000000:1000000
|
|
total_bytes value:DERIVE:0:U
|
|
total_connections value:DERIVE:0:U
|
|
total_objects value:DERIVE:0:U
|
|
total_operations value:DERIVE:0:U
|
|
total_requests value:DERIVE:0:U
|
|
total_sessions value:DERIVE:0:U
|
|
total_threads value:DERIVE:0:U
|
|
total_time_in_ms value:DERIVE:0:U
|
|
total_values value:DERIVE:0:U
|
|
uptime value:GAUGE:0:4294967295
|
|
users value:GAUGE:0:65535
|
|
vcl value:GAUGE:0:65535
|
|
vcpu value:GAUGE:0:U
|
|
virt_cpu_total value:DERIVE:0:U
|
|
virt_vcpu value:DERIVE:0:U
|
|
vmpage_action value:DERIVE:0:U
|
|
vmpage_faults minflt:DERIVE:0:U, majflt:DERIVE:0:U
|
|
vmpage_io in:DERIVE:0:U, out:DERIVE:0:U
|
|
vmpage_number value:GAUGE:0:4294967295
|
|
volatile_changes value:GAUGE:0:U
|
|
voltage_threshold value:GAUGE:U:U, threshold:GAUGE:U:U
|
|
voltage value:GAUGE:U:U
|
|
vs_memory value:GAUGE:0:9223372036854775807
|
|
vs_processes value:GAUGE:0:65535
|
|
vs_threads value:GAUGE:0:65535
|
|
#
|
|
# Legacy types
|
|
# (required for the v5 upgrade target)
|
|
#
|
|
arc_counts demand_data:COUNTER:0:U, demand_metadata:COUNTER:0:U, prefetch_data:COUNTER:0:U, prefetch_metadata:COUNTER:0:U
|
|
arc_l2_bytes read:COUNTER:0:U, write:COUNTER:0:U
|
|
arc_l2_size value:GAUGE:0:U
|
|
arc_ratio value:GAUGE:0:U
|
|
arc_size current:GAUGE:0:U, target:GAUGE:0:U, minlimit:GAUGE:0:U, maxlimit:GAUGE:0:U
|
|
mysql_qcache hits:COUNTER:0:U, inserts:COUNTER:0:U, not_cached:COUNTER:0:U, lowmem_prunes:COUNTER:0:U, queries_in_cache:GAUGE:0:U
|
|
mysql_threads running:GAUGE:0:U, connected:GAUGE:0:U, cached:GAUGE:0:U, created:COUNTER:0:U
|
|
`
|