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Stream performance metrics (#1785)

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* WIP playback metrics

* Playback metrics collecting + APIs. Closes #793

* Cleanup console messages

* Update test

* Increase browser test timeout

* Update browser tests to not fail
This commit is contained in:
Gabe Kangas
2022-03-16 17:34:44 -07:00
committed by GitHub
parent f5a5ac006a
commit babbcecc9c
15 changed files with 678 additions and 83 deletions
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39
metrics/viewers.go
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@@ -10,9 +10,6 @@ import (
log "github.com/sirupsen/logrus"
)
// How often we poll for updates.
const viewerMetricsPollingInterval = 2 * time.Minute
var storage tstorage.Storage
func startViewerCollectionMetrics() {
@@ -36,8 +33,20 @@ func collectViewerCount() {
return
}
// Save to our Prometheus collector.
activeViewerCount.Set(float64(core.GetStatus().ViewerCount))
count := core.GetStatus().ViewerCount
// Save active viewer count to our Prometheus collector.
activeViewerCount.Set(float64(count))
// Insert active viewer count into our on-disk time series storage.
if err := storage.InsertRows([]tstorage.Row{
{
Metric: activeViewerCountKey,
DataPoint: tstorage.DataPoint{Timestamp: time.Now().Unix(), Value: float64(count)},
},
}); err != nil {
log.Errorln(err)
}
}
func collectChatClientCount() {
@@ -46,15 +55,18 @@ func collectChatClientCount() {
// Total message count
cmc := data.GetMessagesCount()
// Insert message count into Prometheus collector.
currentChatMessageCount.Set(float64(cmc))
// Total user count
uc := data.GetUsersCount()
// Insert user count into Prometheus collector.
chatUserCount.Set(float64(uc))
// Insert active chat user count into our on-disk time series storage.
if err := storage.InsertRows([]tstorage.Row{
{
Metric: "viewercount",
Metric: activeChatClientCountKey,
DataPoint: tstorage.DataPoint{Timestamp: time.Now().Unix(), Value: float64(count)},
},
}); err != nil {
@@ -63,8 +75,19 @@ func collectChatClientCount() {
}
// GetViewersOverTime will return a window of viewer counts over time.
func GetViewersOverTime(start, end time.Time) []timestampedValue {
p, err := storage.Select("viewercount", nil, start.Unix(), end.Unix())
func GetViewersOverTime(start, end time.Time) []TimestampedValue {
p, err := storage.Select(activeViewerCountKey, nil, start.Unix(), end.Unix())
if err != nil && err != tstorage.ErrNoDataPoints {
log.Errorln(err)
}
datapoints := makeTimestampedValuesFromDatapoints(p)
return datapoints
}
// GetChatClientCountOverTime will return a window of connected chat clients over time.
func GetChatClientCountOverTime(start, end time.Time) []TimestampedValue {
p, err := storage.Select(activeChatClientCountKey, nil, start.Unix(), end.Unix())
if err != nil && err != tstorage.ErrNoDataPoints {
log.Errorln(err)
}