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prom: Add online and healing drives metrics per erasure set (#18700)

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This commit is contained in:
Anis Eleuch
2023-12-21 16:56:43 -08:00
committed by GitHub
parent 7c948adf88
commit 8432fd5ac2
18 changed files with 115 additions and 79 deletions
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48
cmd/metrics-v2.go
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@@ -3133,7 +3133,7 @@ func getLocalStorageMetrics() *MetricsGroup {
}
metrics = make([]Metric, 0, 50)
storageInfo := objLayer.LocalStorageInfo(ctx)
storageInfo := objLayer.LocalStorageInfo(ctx, true)
onlineDrives, offlineDrives := getOnlineOfflineDisksStats(storageInfo.Disks)
totalDrives := onlineDrives.Merge(offlineDrives)
@@ -3235,12 +3235,32 @@ func getClusterHealthStatusMD() MetricDescription {
}
}
func getClusterErasureSetToleranceMD() MetricDescription {
func getClusterErasureSetWriteQuorumMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: "health",
Name: "erasure_set_tolerance",
Help: "Get erasure set tolerance status",
Name: "erasure_set_write_quorum",
Help: "Get the write quorum for this erasure set",
Type: gaugeMetric,
}
}
func getClusterErasureSetOnlineDrivesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: "health",
Name: "erasure_set_online_drives",
Help: "Get the count of the online drives in this erasure set",
Type: gaugeMetric,
}
}
func getClusterErasureSetHealingDrivesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: "health",
Name: "erasure_set_healing_drives",
Help: "Get the count of healing drives of this erasure set",
Type: gaugeMetric,
}
}
@@ -3256,11 +3276,11 @@ func getClusterHealthMetrics() *MetricsGroup {
return
}
metrics = make([]Metric, 0, 2)
opts := HealthOptions{}
result := objLayer.Health(ctx, opts)
metrics = make([]Metric, 0, 2+3*len(result.ESHealth))
metrics = append(metrics, Metric{
Description: getClusterWriteQuorumMD(),
Value: float64(result.WriteQuorum),
@@ -3282,9 +3302,19 @@ func getClusterHealthMetrics() *MetricsGroup {
"set": strconv.Itoa(h.SetID),
}
metrics = append(metrics, Metric{
Description: getClusterErasureSetToleranceMD(),
Description: getClusterErasureSetWriteQuorumMD(),
VariableLabels: labels,
Value: float64(h.HealthyDrives - h.WriteQuorum),
Value: float64(h.WriteQuorum),
})
metrics = append(metrics, Metric{
Description: getClusterErasureSetOnlineDrivesMD(),
VariableLabels: labels,
Value: float64(h.HealthyDrives),
})
metrics = append(metrics, Metric{
Description: getClusterErasureSetHealingDrivesMD(),
VariableLabels: labels,
Value: float64(h.HealingDrives),
})
}
@@ -3378,7 +3408,7 @@ func getClusterStorageMetrics() *MetricsGroup {
// Fetch disk space info, ignore errors
metrics = make([]Metric, 0, 10)
storageInfo := objLayer.StorageInfo(ctx)
storageInfo := objLayer.StorageInfo(ctx, true)
onlineDrives, offlineDrives := getOnlineOfflineDisksStats(storageInfo.Disks)
totalDrives := onlineDrives.Merge(offlineDrives)