// 记录摘要信息
func recordSummary(
scheduler scheduler.MKScheduler,
detailSummary bool,
record MKRecord,
stopNotifier <-chan byte) {
go func() {
// 等待调度器开启
waitForSchedulerStart(scheduler)
// 准备
var prevSchedulerSummary scheduler.SchedulerSummary
var prevNumberGoroutine int
var recordCount uint64 = 1
startTime := time.Now()
for {
// 查看监控停止通知器
select {
case <-stopNotifier:
return
default:
}
// 获取摘要信息的各组成部分
currentNumberGoroutine := runtime.NumGoroutine()
currentSchedulerSummary := scheduler.Summary(" ")
// 比对前后两份摘要信息的一致性。只有不一致时才会予以记录
if currentNumberGoroutine != prevNumberGoroutine ||
!currentSchedulerSummary.Same(prevSchedulerSummary) {
schedulerSummaryString := func() string {
if detailSummary {
return currentSchedulerSummary.Detail()
} else {
return currentSchedulerSummary.String()
}
}()
// 记录摘要信息
info := fmt.Sprintf(summaryForMonitoring,
recordCount,
currentNumberGoroutine,
schedulerSummaryString,
time.Since(startTime).String(),
)
record(0, info)
prevNumberGoroutine = currentNumberGoroutine
prevSchedulerSummary = currentSchedulerSummary
recordCount++
}
time.Sleep(time.Microsecond)
}
}()
}
