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Add file & s3 replica metrics

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This commit is contained in:
Ben Johnson
2021-01-14 16:10:02 -07:00
parent daa74f87b4
commit 8c113cf260
3 changed files with 124 additions and 37 deletions
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40
replica.go
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@@ -16,7 +16,6 @@ import (
"github.com/benbjohnson/litestream/internal"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
// Replica represents a remote destination to replicate the database & WAL.
@@ -121,10 +120,10 @@ func NewFileReplica(db *DB, name, dst string) *FileReplica {
MonitorEnabled: true,
}
r.snapshotTotalGauge = fileReplicaSnapshotTotalGaugeVec.WithLabelValues(db.path, r.Name())
r.walBytesCounter = fileReplicaWALBytesCounterVec.WithLabelValues(db.path, r.Name())
r.walIndexGauge = fileReplicaWALIndexGaugeVec.WithLabelValues(db.path, r.Name())
r.walOffsetGauge = fileReplicaWALOffsetGaugeVec.WithLabelValues(db.path, r.Name())
r.snapshotTotalGauge = internal.ReplicaSnapshotTotalGaugeVec.WithLabelValues(db.path, r.Name())
r.walBytesCounter = internal.ReplicaWALBytesCounterVec.WithLabelValues(db.path, r.Name())
r.walIndexGauge = internal.ReplicaWALIndexGaugeVec.WithLabelValues(db.path, r.Name())
r.walOffsetGauge = internal.ReplicaWALOffsetGaugeVec.WithLabelValues(db.path, r.Name())
return r
}
@@ -928,34 +927,3 @@ func compressFile(src, dst string, uid, gid int) error {
// Move compressed file to final location.
return os.Rename(dst+".tmp", dst)
}
// Database metrics.
var (
fileReplicaSnapshotTotalGaugeVec = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "litestream",
Subsystem: "file_replica",
Name: "snapshot_total",
Help: "The current number of snapshots",
}, []string{"db", "name"})
fileReplicaWALBytesCounterVec = promauto.NewCounterVec(prometheus.CounterOpts{
Namespace: "litestream",
Subsystem: "file_replica",
Name: "wal_bytes",
Help: "The number wal bytes written",
}, []string{"db", "name"})
fileReplicaWALIndexGaugeVec = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "litestream",
Subsystem: "file_replica",
Name: "wal_index",
Help: "The current WAL index",
}, []string{"db", "name"})
fileReplicaWALOffsetGaugeVec = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "litestream",
Subsystem: "file_replica",
Name: "wal_offset",
Help: "The current WAL offset",
}, []string{"db", "name"})
)