![Grafana](https://raw.githubusercontent.com/minio/minio/master/docs/metrics/prometheus/grafana/grafana-minio.png)

Node level Replication metrics can be viewed in the Grafana dashboard using [json file here](https://raw.githubusercontent.com/minio/minio/master/docs/metrics/prometheus/grafana/replication/minio-replication-node.json)

package disk

import (
	"bufio"
	"errors"
	"fmt"
	"io"
	"os"
	"path/filepath"
	"strconv"
	"strings"
	"syscall"

	"github.com/prometheus/procfs/blockdevice"
	"golang.org/x/sys/unix"
)

// GetInfo returns total and free bytes available in a directory, e.g. `/`.
func GetInfo(path string, firstTime bool) (info Info, err error) {
	s := syscall.Statfs_t{}

package cmd

import (
	"encoding/json"
	"fmt"
	"net/http"
	"slices"
	"strings"

	"github.com/minio/minio/internal/mcontext"
	"github.com/minio/mux"
	"github.com/prometheus/client_golang/prometheus"
	"github.com/prometheus/client_golang/prometheus/promhttp"
)

type promLogger struct{}

func (p promLogger) Println(v ...interface{}) {
	s := make([]string, 0, len(v))
	for _, val := range v {

## Monitoring MinIO in Kubernetes

MinIO server exposes un-authenticated liveness endpoints so Kubernetes can natively identify unhealthy MinIO containers. MinIO also exposes Prometheus compatible data on a different endpoint to enable Prometheus users to natively monitor their MinIO deployments.

## Explore Further

- [MinIO Erasure Code QuickStart Guide](https://min.io/docs/minio/linux/operations/concepts/erasure-coding.html)

	EnvMinIOLogQueryAuthToken     = "MINIO_LOG_QUERY_AUTH_TOKEN"
	EnvMinIOPrometheusURL         = "MINIO_PROMETHEUS_URL"
	EnvMinIOPrometheusJobID       = "MINIO_PROMETHEUS_JOB_ID"
	EnvMinIOPrometheusExtraLabels = "MINIO_PROMETHEUS_EXTRA_LABELS"
	EnvMinIOPrometheusAuthToken   = "MINIO_PROMETHEUS_AUTH_TOKEN"

	EnvUpdate = "MINIO_UPDATE"

	EnvEndpoints  = "MINIO_ENDPOINTS"   // legacy

	metricsGroups []*MetricsGroupV2
	desc          *prometheus.Desc
}

// Describe sends the super-set of all possible descriptors of metrics
func (c *minioResourceCollector) Describe(ch chan<- *prometheus.Desc) {
	ch <- c.desc
}

// Collect is called by the Prometheus registry when collecting metrics.
func (c *minioResourceCollector) Collect(out chan<- prometheus.Metric) {
	var wg sync.WaitGroup

            - name: MINIO_CONFIG_ENV_FILE
              value: "/tmp/minio-config-env/config.env"
            {{- end }}
            {{- if .Values.metrics.serviceMonitor.public }}
            - name: MINIO_PROMETHEUS_AUTH_TYPE
              value: "public"
            {{- end }}
            {{- if .Values.oidc.enabled }}
            - name: MINIO_IDENTITY_OPENID_CONFIG_URL
              value: {{ .Values.oidc.configUrl }}

	requestsCount map[string]struct {
		success int64
		failure int64
	}
	histogram *prometheus.HistogramVec
}

var globalTierMetrics = tierMetrics{
	requestsCount: make(map[string]struct {
		success int64
		failure int64
	}),
	histogram: prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:    "tier_ttlb_seconds",
		Help:    "Time taken by requests served by warm tier",

		info.Metrics.TotalErrorsAvailability = p.totalErrsAvailability.Load()
		if p.health.isFaulty() {
			// if disk is already faulty return faulty for 'mc admin info' output and prometheus alerts.
			return info, errFaultyDisk
		}
		return info, nil
	}

	defer func() {
		if opts.Metrics {
			info.Metrics = p.getMetrics()
		}
		info.Metrics.TotalWrites = p.totalWrites.Load()

			os.Setenv("CONSOLE_SUBPATH", subPath)
		}
	}
	// Enable if prometheus URL is set.
	if value := env.Get(config.EnvMinIOPrometheusURL, ""); value != "" {
		os.Setenv("CONSOLE_PROMETHEUS_URL", value)
		if value := env.Get(config.EnvMinIOPrometheusJobID, "minio-job"); value != "" {
			os.Setenv("CONSOLE_PROMETHEUS_JOB_ID", value)
			// Support additional labels for more granular filtering.