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succd: Add metrics for RP and RP operating time
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Add counter metrics that count the total operating time for the roughing
pump and the diffusion pump.
This commit is contained in:
Rahix 2024-10-06 11:29:04 +02:00
parent 918a020e68
commit a16dc6b73e
2 changed files with 27 additions and 4 deletions
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8
succbone/succd/http.go
View file

@ -217,6 +217,14 @@ func (s *webServer) viewMetrics(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "# HELP sem_vacuum_high_reached Whether the high vacuum threshold has been passed (boolean)\n")
fmt.Fprintf(w, "# TYPE sem_vacuum_high_reached gauge\n")
fmt.Fprintf(w, "sem_vacuum_high_reached %f\n", boolToFloat(high))
fmt.Fprintf(w, "# HELP sem_rp_operating_seconds_total Operating time of the roughing pump, in seconds\n")
fmt.Fprintf(w, "# TYPE sem_rp_operating_seconds_total counter\n")
fmt.Fprintf(w, "sem_rp_operating_seconds_total %f\n", state.rpOperatingTime.Seconds())
fmt.Fprintf(w, "# HELP sem_dp_operating_seconds_total Operating time of the diffusion pump, in seconds\n")
fmt.Fprintf(w, "# TYPE sem_dp_operating_seconds_total counter\n")
fmt.Fprintf(w, "sem_dp_operating_seconds_total %f\n", state.dpOperatingTime.Seconds())
}
func (s *webServer) viewRoughingPumpEnable(w http.ResponseWriter, r *http.Request) {

21
succbone/succd/process.go
View file

@ -51,6 +51,9 @@ type daemonState struct {
rpOn bool
dpOn bool
rpOperatingTime time.Duration
dpOperatingTime time.Duration
vent momentaryOutput
pumpdown momentaryOutput
aboveRough thresholdOutput
@ -77,11 +80,15 @@ func (d *daemon) process(ctx context.Context) {
select {
case <-ticker.C:
now := time.Now()
if elapsed := now.Sub(lastRun); !lastRun.IsZero() && elapsed > periodGrace {
var elapsed time.Duration = 0
if !lastRun.IsZero() {
elapsed = now.Sub(lastRun)
if elapsed > periodGrace {
klog.Warningf("Processing loop lag: took %s, want %s", elapsed, period)
}
}
lastRun = now
if err := d.processOnce(ctx); err != nil {
if err := d.processOnce(ctx, elapsed); err != nil {
if errors.Is(err, ctx.Err()) {
return
} else {
@ -99,7 +106,7 @@ func (d *daemon) process(ctx context.Context) {
}
// processOnce runs the main loop step of succd.
func (d *daemon) processOnce(_ context.Context) error {
func (d *daemon) processOnce(_ context.Context, elapsed time.Duration) error {
v, err := d.adcPirani.Read()
if err != nil {
return fmt.Errorf("when reading ADC: %w", err)
@ -190,5 +197,13 @@ func (d *daemon) processOnce(_ context.Context) error {
}
}
// Update operating time counters
if d.rpOn && elapsed > 0 {
d.rpOperatingTime += elapsed
}
if d.dpOn && elapsed > 0 {
d.dpOperatingTime += elapsed
}
return nil
}