seaweedfs/weed/stats/metrics.go

141 lines
4 KiB
Go
Raw Normal View History

2019-06-15 19:21:44 +00:00
package stats
2019-06-14 20:06:01 +00:00
import (
2019-06-16 04:46:55 +00:00
"fmt"
"os"
2019-06-14 20:06:01 +00:00
"time"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/push"
)
var (
2019-06-15 19:21:44 +00:00
FilerGather = prometheus.NewRegistry()
VolumeServerGather = prometheus.NewRegistry()
2019-06-14 07:54:56 +00:00
2019-06-15 19:21:44 +00:00
FilerRequestCounter = prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: "SeaweedFS",
Subsystem: "filer",
Name: "request_total",
Help: "Counter of filer requests.",
}, []string{"type"})
2019-06-15 19:21:44 +00:00
FilerRequestHistogram = prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "SeaweedFS",
Subsystem: "filer",
Name: "request_seconds",
Help: "Bucketed histogram of filer request processing time.",
2019-06-14 07:54:56 +00:00
Buckets: prometheus.ExponentialBuckets(0.0001, 2, 24),
}, []string{"type"})
2019-06-22 19:23:25 +00:00
FilerStoreCounter = prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: "SeaweedFS",
Subsystem: "filerStore",
Name: "request_total",
Help: "Counter of filer store requests.",
}, []string{"store", "type"})
FilerStoreHistogram = prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "SeaweedFS",
Subsystem: "filerStore",
Name: "request_seconds",
Help: "Bucketed histogram of filer store request processing time.",
Buckets: prometheus.ExponentialBuckets(0.0001, 2, 24),
}, []string{"store", "type"})
2019-06-15 19:21:44 +00:00
VolumeServerRequestCounter = prometheus.NewCounterVec(
2019-06-14 07:54:56 +00:00
prometheus.CounterOpts{
Namespace: "SeaweedFS",
Subsystem: "volumeServer",
Name: "request_total",
Help: "Counter of filer requests.",
}, []string{"type"})
2019-06-15 19:21:44 +00:00
VolumeServerRequestHistogram = prometheus.NewHistogramVec(
2019-06-14 07:54:56 +00:00
prometheus.HistogramOpts{
Namespace: "SeaweedFS",
Subsystem: "volumeServer",
Name: "request_seconds",
Help: "Bucketed histogram of filer request processing time.",
Buckets: prometheus.ExponentialBuckets(0.0001, 2, 24),
}, []string{"type"})
2019-06-14 20:06:01 +00:00
2019-06-18 04:02:50 +00:00
VolumeServerVolumeCounter = prometheus.NewGaugeVec(
2019-06-14 20:06:01 +00:00
prometheus.GaugeOpts{
Namespace: "SeaweedFS",
Subsystem: "volumeServer",
Name: "volumes",
2019-06-18 04:02:50 +00:00
Help: "Number of volumes or shards.",
}, []string{"collection", "type"})
2019-06-16 09:24:15 +00:00
2019-06-18 04:02:50 +00:00
VolumeServerMaxVolumeCounter = prometheus.NewGauge(
2019-06-16 09:24:15 +00:00
prometheus.GaugeOpts{
Namespace: "SeaweedFS",
Subsystem: "volumeServer",
2019-06-20 16:56:49 +00:00
Name: "max_volumes",
2019-06-18 04:02:50 +00:00
Help: "Maximum number of volumes.",
2019-06-16 09:24:15 +00:00
})
VolumeServerDiskSizeGauge = prometheus.NewGaugeVec(
2019-06-16 09:44:20 +00:00
prometheus.GaugeOpts{
Namespace: "SeaweedFS",
Subsystem: "volumeServer",
Name: "total_disk_size",
2019-06-16 09:44:20 +00:00
Help: "Actual disk size used by volumes.",
}, []string{"collection", "type"})
)
func init() {
2019-06-14 07:54:56 +00:00
2019-06-15 19:21:44 +00:00
FilerGather.MustRegister(FilerRequestCounter)
FilerGather.MustRegister(FilerRequestHistogram)
2019-06-22 19:23:25 +00:00
FilerGather.MustRegister(FilerStoreCounter)
FilerGather.MustRegister(FilerStoreHistogram)
2019-06-14 07:54:56 +00:00
2019-06-15 19:21:44 +00:00
VolumeServerGather.MustRegister(VolumeServerRequestCounter)
VolumeServerGather.MustRegister(VolumeServerRequestHistogram)
VolumeServerGather.MustRegister(VolumeServerVolumeCounter)
2019-06-18 04:02:50 +00:00
VolumeServerGather.MustRegister(VolumeServerMaxVolumeCounter)
VolumeServerGather.MustRegister(VolumeServerDiskSizeGauge)
2019-06-14 20:06:01 +00:00
}
func LoopPushingMetric(name, instance string, gatherer *prometheus.Registry, fnGetMetricsDest func() (addr string, intervalSeconds int)) {
2019-06-14 20:06:01 +00:00
addr, intervalSeconds := fnGetMetricsDest()
2019-06-15 19:21:44 +00:00
pusher := push.New(addr, name).Gatherer(gatherer).Grouping("instance", instance)
currentAddr := addr
2019-06-14 07:54:56 +00:00
2019-06-14 20:06:01 +00:00
for {
if currentAddr != "" {
err := pusher.Push()
if err != nil {
glog.V(0).Infof("could not push metrics to prometheus push gateway %s: %v", addr, err)
}
}
if intervalSeconds <= 0 {
intervalSeconds = 15
2019-06-14 20:06:01 +00:00
}
time.Sleep(time.Duration(intervalSeconds) * time.Second)
addr, intervalSeconds = fnGetMetricsDest()
if currentAddr != addr {
pusher = push.New(addr, name).Gatherer(gatherer).Grouping("instance", instance)
currentAddr = addr
}
2019-06-14 20:06:01 +00:00
}
}
2019-06-16 04:46:55 +00:00
func SourceName(port int) string {
hostname, err := os.Hostname()
if err != nil {
return "unknown"
}
2019-06-17 04:57:32 +00:00
return fmt.Sprintf("%s:%d", hostname, port)
2019-06-16 04:46:55 +00:00
}