// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"slices"
	"strings"

	"github.com/prometheus/client_golang/prometheus"
	"github.com/prometheus/client_golang/prometheus/collectors"
)

// Collector paths.
//
// These are paths under the top-level /minio/metrics/v3 metrics endpoint. Each
// of these paths returns a set of V3 metrics.
//

	"github.com/minio/mux"
	"github.com/minio/pkg/v3/env"
	"github.com/prometheus/client_golang/prometheus"
	"github.com/prometheus/client_golang/prometheus/promhttp"
)

type promLogger struct{}

func (p promLogger) Println(v ...any) {
	metricsLogIf(GlobalContext, fmt.Errorf("metrics handler error: %v", v))
}

type metricsV3Server struct {
	registry *prometheus.Registry
	opts     promhttp.HandlerOpts

import (
	"slices"
	"strings"
	"testing"
	"time"

	"github.com/prometheus/client_golang/prometheus"
)

func TestGetHistogramMetrics_BucketCount(t *testing.T) {
	histBuckets := []float64{0.05, 0.1, 0.25, 0.5, 0.75}
	labels := []string{"GetObject", "PutObject", "CopyObject", "CompleteMultipartUpload"}
	ttfbHist := prometheus.NewHistogramVec(
		prometheus.HistogramOpts{
			Name:    "s3_ttfb_seconds",

	github.com/pierrec/lz4/v4 v4.1.22
	github.com/pkg/errors v0.9.1
	github.com/pkg/sftp v1.13.9
	github.com/pkg/xattr v0.4.10
	github.com/prometheus/client_golang v1.22.0
	github.com/prometheus/client_model v0.6.2
	github.com/prometheus/common v0.63.0
	github.com/prometheus/procfs v0.16.1
	github.com/puzpuzpuz/xsync/v3 v3.5.1
	github.com/rabbitmq/amqp091-go v1.10.0
	github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9

	"github.com/minio/minio/internal/logger"
	"github.com/minio/minio/internal/mcontext"
	"github.com/minio/minio/internal/rest"
	"github.com/prometheus/client_golang/prometheus"
	dto "github.com/prometheus/client_model/go"
	"github.com/prometheus/common/expfmt"
	"github.com/prometheus/procfs"
)

//go:generate msgp -file=$GOFILE -unexported -io=false

var (
	nodeCollector           *minioNodeCollector

	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

package cmd

import (
	"net/http"
	"strings"
	"sync"
	"sync/atomic"

	xhttp "github.com/minio/minio/internal/http"
	"github.com/prometheus/client_golang/prometheus"
)

// connStats - Network statistics
// Count total input/output transferred bytes during
// the server's life.
type connStats struct {
	internodeInputBytes  uint64
	internodeOutputBytes uint64

## 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

github.com/prometheus/client_model v0.6.2 h1:oBsgwpGs7iVziMvrGhE53c/GrLUsZdHnqNwqPLxwZyk=
github.com/prometheus/client_model v0.6.2/go.mod h1:y3m2F6Gdpfy6Ut/GBsUqTWZqCUvMVzSfMLjcu6wAwpE=
github.com/prometheus/common v0.0.0-20181126121408-4724e9255275/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro=
github.com/prometheus/common v0.63.0 h1:YR/EIY1o3mEFP/kZCD7iDMnLPlGyuU2Gb3HIcXnA98k=

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{}