Exemple #1
0
// Update takes in a ServerStatus and returns a StatLine if it has a previous record
func (sc *StatConsumer) Update(newStat *status.ServerStatus) (l *line.StatLine, seen bool) {
	oldStat, seen := sc.oldStats[newStat.Host]
	sc.oldStats[newStat.Host] = newStat
	if seen {
		l = line.NewStatLine(oldStat, newStat, sc.headers, sc.readerConfig)
		return
	}

	if sc.flags != 0 {
		if status.IsMMAP(newStat) {
			sc.flags |= line.FlagMMAP
		} else if status.IsWT(newStat) {
			sc.flags |= line.FlagWT
		}
		if status.IsReplSet(newStat) {
			sc.flags |= line.FlagRepl
		}
		if status.HasLocks(newStat) {
			sc.flags |= line.FlagLocks
		}

		// Modify headers
		sc.headers = []string{}
		for _, desc := range line.CondHeaders {
			if desc.Flag&sc.flags == desc.Flag {
				sc.headers = append(sc.headers, desc.Key)
			}
		}
		sc.headers = append(sc.headers, sc.customHeaders...)
	}
	return
}
Exemple #2
0
func TestStatLine(t *testing.T) {
	testutil.VerifyTestType(t, testutil.UnitTestType)

	defaultHeaders := make([]string, len(line.CondHeaders))
	for i, h := range line.CondHeaders {
		defaultHeaders[i] = h.Key
	}
	defaultConfig := &status.ReaderConfig{
		HumanReadable: true,
	}

	serverStatusOld := readBSONFile("test_data/server_status_old.bson", t)
	serverStatusNew := readBSONFile("test_data/server_status_new.bson", t)
	serverStatusNew.ShardCursorType = nil
	serverStatusOld.ShardCursorType = nil

	Convey("StatsLine should accurately calculate opcounter diffs", t, func() {
		statsLine := line.NewStatLine(serverStatusOld, serverStatusNew, defaultHeaders, defaultConfig)
		So(statsLine.Fields["insert"], ShouldEqual, "10")
		So(statsLine.Fields["query"], ShouldEqual, "5")
		So(statsLine.Fields["update"], ShouldEqual, "7")
		So(statsLine.Fields["delete"], ShouldEqual, "2")
		So(statsLine.Fields["getmore"], ShouldEqual, "3")
		command := strings.Split(statsLine.Fields["command"], "|")[0]
		So(command, ShouldEqual, "669")
		So(statsLine.Fields["faults"], ShouldEqual, "5")

		locked := strings.Split(statsLine.Fields["locked_db"], ":")
		So(locked[0], ShouldEqual, "test")
		So(locked[1], ShouldEqual, "50.0%")
		qrw := strings.Split(statsLine.Fields["qrw"], "|")
		So(qrw[0], ShouldEqual, "3")
		So(qrw[1], ShouldEqual, "2")
		arw := strings.Split(statsLine.Fields["arw"], "|")
		So(arw[0], ShouldEqual, "4")
		So(arw[1], ShouldEqual, "6")
		So(statsLine.Fields["net_in"], ShouldEqual, "2.00k")
		So(statsLine.Fields["net_out"], ShouldEqual, "3.00k")
		So(statsLine.Fields["conn"], ShouldEqual, "5")
	})

	serverStatusNew.SampleTime, _ = time.Parse("2006 Jan 02 15:04:05", "2015 Nov 30 4:25:33")
	Convey("StatsLine with non-default interval should calculate average diffs", t, func() {
		statsLine := line.NewStatLine(serverStatusOld, serverStatusNew, defaultHeaders, defaultConfig)
		// Opcounters and faults are averaged over sample period
		So(statsLine.Fields["insert"], ShouldEqual, "3")
		So(statsLine.Fields["query"], ShouldEqual, "1")
		So(statsLine.Fields["update"], ShouldEqual, "2")
		delete := strings.TrimPrefix(statsLine.Fields["delete"], "*")
		So(delete, ShouldEqual, "0")
		So(statsLine.Fields["getmore"], ShouldEqual, "1")
		command := strings.Split(statsLine.Fields["command"], "|")[0]
		So(command, ShouldEqual, "223")
		So(statsLine.Fields["faults"], ShouldEqual, "1")

		locked := strings.Split(statsLine.Fields["locked_db"], ":")
		So(locked[0], ShouldEqual, "test")
		So(locked[1], ShouldEqual, "50.0%")
		qrw := strings.Split(statsLine.Fields["qrw"], "|")
		So(qrw[0], ShouldEqual, "3")
		So(qrw[1], ShouldEqual, "2")
		arw := strings.Split(statsLine.Fields["arw"], "|")
		So(arw[0], ShouldEqual, "4")
		So(arw[1], ShouldEqual, "6")
		So(statsLine.Fields["net_in"], ShouldEqual, "666b")
		So(statsLine.Fields["net_out"], ShouldEqual, "1.00k")
		So(statsLine.Fields["conn"], ShouldEqual, "5")
	})
}