diff --git a/cmd/admin-handlers-users.go b/cmd/admin-handlers-users.go
index 6922c5db5..2ea469dbf 100644
--- a/cmd/admin-handlers-users.go
+++ b/cmd/admin-handlers-users.go
@@ -1081,8 +1081,12 @@ func (a adminAPIHandlers) AccountInfoHandler(w http.ResponseWriter, r *http.Requ
 		if rd || wr {
 			// Fetch the data usage of the current bucket
 			var size uint64
+			var objectsCount uint64
+			var objectsHist map[string]uint64
 			if !dataUsageInfo.LastUpdate.IsZero() {
 				size = dataUsageInfo.BucketsUsage[bucket.Name].Size
+				objectsCount = dataUsageInfo.BucketsUsage[bucket.Name].ObjectsCount
+				objectsHist = dataUsageInfo.BucketsUsage[bucket.Name].ObjectSizesHistogram
 			}
 			// Fetch the prefix usage of the current bucket
 			var prefixUsage map[string]uint64
@@ -1093,11 +1097,27 @@ func (a adminAPIHandlers) AccountInfoHandler(w http.ResponseWriter, r *http.Requ
 					logger.LogIf(ctx, err)
 				}
 			}
+
+			lcfg, _ := globalBucketObjectLockSys.Get(bucket.Name)
+			quota, _ := globalBucketQuotaSys.Get(bucket.Name)
+			rcfg, _ := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket.Name)
+			tcfg, _ := globalBucketMetadataSys.GetTaggingConfig(bucket.Name)
+
 			acctInfo.Buckets = append(acctInfo.Buckets, madmin.BucketAccessInfo{
-				Name:        bucket.Name,
-				Created:     bucket.Created,
-				Size:        size,
-				PrefixUsage: prefixUsage,
+				Name:                 bucket.Name,
+				Created:              bucket.Created,
+				Size:                 size,
+				Objects:              objectsCount,
+				ObjectSizesHistogram: objectsHist,
+				PrefixUsage:          prefixUsage,
+				Details: &madmin.BucketDetails{
+					Versioning:          globalBucketVersioningSys.Enabled(bucket.Name),
+					VersioningSuspended: globalBucketVersioningSys.Suspended(bucket.Name),
+					Replication:         rcfg != nil,
+					Locking:             lcfg.LockEnabled,
+					Quota:               quota,
+					Tagging:             tcfg,
+				},
 				Access: madmin.AccountAccess{
 					Read:  rd,
 					Write: wr,
diff --git a/cmd/api-response.go b/cmd/api-response.go
index d7d631201..2c63c5d57 100644
--- a/cmd/api-response.go
+++ b/cmd/api-response.go
@@ -240,16 +240,6 @@ type CommonPrefix struct {
 type Bucket struct {
 	Name         string
 	CreationDate string // time string of format "2006-01-02T15:04:05.000Z"
-
-	// Usage size of the bucket not reflective of
-	// actual usage atomically, but an ever increasing
-	// value.
-	Usage *BucketUsageInfo `xml:"Usage,omitempty"`
-
-	// Provides information about various bucket features
-	// enabled such as versioning, object locking, tagging
-	// quota, replication config etc.
-	Details *BucketDetailsInfo `xml:"Details,omitempty"`
 }
 
 // ObjectVersion container for object version metadata
@@ -437,8 +427,6 @@ func generateListBucketsResponse(buckets []BucketInfo) ListBucketsResponse {
 		listbuckets = append(listbuckets, Bucket{
 			Name:         bucket.Name,
 			CreationDate: bucket.Created.UTC().Format(iso8601TimeFormat),
-			Usage:        bucket.Usage,
-			Details:      bucket.Details,
 		})
 	}
 
diff --git a/cmd/bucket-handlers.go b/cmd/bucket-handlers.go
index 922c7d7d4..b0ef77c6f 100644
--- a/cmd/bucket-handlers.go
+++ b/cmd/bucket-handlers.go
@@ -306,8 +306,6 @@ func (api objectAPIHandlers) ListBucketsHandler(w http.ResponseWriter, r *http.R
 		return
 	}
 
-	metadata := r.Form.Get("metadata") == "true"
-
 	// If etcd, dns federation configured list buckets from etcd.
 	var bucketsInfo []BucketInfo
 	if globalDNSConfig != nil && globalBucketFederation {
@@ -372,49 +370,6 @@ func (api objectAPIHandlers) ListBucketsHandler(w http.ResponseWriter, r *http.R
 		}
 	}
 
-	if metadata && !globalIsGateway {
-		usageInfo, err := loadDataUsageFromBackend(ctx, objectAPI)
-		if err != nil {
-			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
-			return
-		}
-		for i, bucket := range bucketsInfo {
-			if bu, ok := usageInfo.BucketsUsage[bucket.Name]; ok {
-				bucketsInfo[i].Usage = &BucketUsageInfo{
-					Size:                 bu.Size,
-					ObjectsCount:         bu.ObjectsCount,
-					ObjectSizesHistogram: StringMap{},
-				}
-				for k, v := range bu.ObjectSizesHistogram {
-					bucketsInfo[i].Usage.ObjectSizesHistogram[k] = fmt.Sprint(v)
-				}
-			} else {
-				bucketsInfo[i].Usage = &BucketUsageInfo{
-					ObjectSizesHistogram: StringMap{},
-				}
-			}
-			lcfg, _ := globalBucketObjectLockSys.Get(bucket.Name)
-			quota, _ := globalBucketQuotaSys.Get(bucket.Name)
-			var bquota *BucketQuotaConfig
-			if quota != nil {
-				bquota = &BucketQuotaConfig{
-					Quota: quota.Quota,
-					Type:  quota.Type,
-				}
-			}
-			rcfg, _ := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket.Name)
-			tcfg, _ := globalBucketMetadataSys.GetTaggingConfig(bucket.Name)
-			bucketsInfo[i].Details = &BucketDetailsInfo{
-				Versioning:          globalBucketVersioningSys.Enabled(bucket.Name),
-				VersioningSuspended: globalBucketVersioningSys.Suspended(bucket.Name),
-				Replication:         rcfg != nil,
-				Locking:             lcfg.LockEnabled,
-				Quota:               bquota,
-				Tagging:             tcfg,
-			}
-		}
-	}
-
 	// Generate response.
 	response := generateListBucketsResponse(bucketsInfo)
 	encodedSuccessResponse := encodeResponse(response)
diff --git a/cmd/erasure-bucket.go b/cmd/erasure-bucket.go
index e49fe1b60..b198d5dcb 100644
--- a/cmd/erasure-bucket.go
+++ b/cmd/erasure-bucket.go
@@ -104,10 +104,7 @@ func (er erasureObjects) getBucketInfo(ctx context.Context, bucketName string) (
 			if err != nil {
 				return err
 			}
-			bucketsInfo[index] = BucketInfo{
-				Name:    volInfo.Name,
-				Created: volInfo.Created,
-			}
+			bucketsInfo[index] = BucketInfo(volInfo)
 			return nil
 		}, index)
 	}
diff --git a/cmd/erasure-sets.go b/cmd/erasure-sets.go
index 55910b4d1..25c6b3eef 100644
--- a/cmd/erasure-sets.go
+++ b/cmd/erasure-sets.go
@@ -859,10 +859,7 @@ func (s *erasureSets) ListBuckets(ctx context.Context) (buckets []BucketInfo, er
 	}
 
 	for _, v := range healBuckets {
-		listBuckets = append(listBuckets, BucketInfo{
-			Name:    v.Name,
-			Created: v.Created,
-		})
+		listBuckets = append(listBuckets, BucketInfo(v))
 	}
 
 	sort.Slice(listBuckets, func(i, j int) bool {
diff --git a/cmd/object-api-datatypes.go b/cmd/object-api-datatypes.go
index a918b5662..8aef0c8b9 100644
--- a/cmd/object-api-datatypes.go
+++ b/cmd/object-api-datatypes.go
@@ -24,7 +24,6 @@ import (
 
 	humanize "github.com/dustin/go-humanize"
 	"github.com/minio/madmin-go"
-	"github.com/minio/minio-go/v7/pkg/tags"
 	"github.com/minio/minio/internal/bucket/replication"
 	"github.com/minio/minio/internal/hash"
 )
@@ -71,30 +70,6 @@ var ObjectsHistogramIntervals = []objectHistogramInterval{
 	{"GREATER_THAN_512_MB", humanize.MiByte * 512, math.MaxInt64},
 }
 
-// BucketUsageInfo represents per bucket usage statistics
-type BucketUsageInfo struct {
-	Size                 uint64
-	ObjectsCount         uint64
-	ObjectSizesHistogram StringMap
-}
-
-// BucketQuotaConfig holds bucket quota restrictions
-type BucketQuotaConfig struct {
-	Quota uint64
-	Type  madmin.QuotaType
-}
-
-// BucketDetailsInfo provides information about features currently
-// turned-on per bucket.
-type BucketDetailsInfo struct {
-	Versioning          bool
-	VersioningSuspended bool
-	Locking             bool
-	Replication         bool
-	Tagging             *tags.Tags         `xml:",omitempty"`
-	Quota               *BucketQuotaConfig `xml:",omitempty"`
-}
-
 // BucketInfo - represents bucket metadata.
 type BucketInfo struct {
 	// Name of the bucket.
@@ -102,16 +77,6 @@ type BucketInfo struct {
 
 	// Date and time when the bucket was created.
 	Created time.Time
-
-	// Usage size of the bucket not reflective of
-	// actual usage atomically, but an ever increasing
-	// value.
-	Usage *BucketUsageInfo `xml:",omitempty"`
-
-	// Provides information about various bucket features
-	// enabled such as versioning, object locking, tagging
-	// quota, replication config etc.
-	Details *BucketDetailsInfo `xml:",omitempty"`
 }
 
 // ObjectInfo - represents object metadata.
diff --git a/go.mod b/go.mod
index 9af194e72..4b4650ab5 100644
--- a/go.mod
+++ b/go.mod
@@ -45,7 +45,7 @@ require (
 	github.com/minio/csvparser v1.0.0
 	github.com/minio/highwayhash v1.0.2
 	github.com/minio/kes v0.14.0
-	github.com/minio/madmin-go v1.1.5
+	github.com/minio/madmin-go v1.1.6-0.20210917204419-f12dc0d0a8bd
 	github.com/minio/minio-go/v7 v7.0.14
 	github.com/minio/parquet-go v1.0.0
 	github.com/minio/pkg v1.1.3
@@ -68,7 +68,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.8.0
 	github.com/prometheus/client_model v0.2.0
-	github.com/prometheus/procfs v0.6.0
+	github.com/prometheus/procfs v0.7.3
 	github.com/rs/cors v1.7.0
 	github.com/secure-io/sio-go v0.3.1
 	github.com/shirou/gopsutil/v3 v3.21.7
diff --git a/go.sum b/go.sum
index 9ad51b5ff..be9326f80 100644
--- a/go.sum
+++ b/go.sum
@@ -1022,8 +1022,9 @@ github.com/minio/kes v0.11.0/go.mod h1:mTF1Bv8YVEtQqF/B7Felp4tLee44Pp+dgI0rhCvgN
 github.com/minio/kes v0.14.0 h1:plCGm4LwR++T1P1sXsJbyFRX54CE1WRuo9PAPj6MC3Q=
 github.com/minio/kes v0.14.0/go.mod h1:OUensXz2BpgMfiogslKxv7Anyx/wj+6bFC6qA7BQcfA=
 github.com/minio/madmin-go v1.0.12/go.mod h1:BK+z4XRx7Y1v8SFWXsuLNqQqnq5BO/axJ8IDJfgyvfs=
-github.com/minio/madmin-go v1.1.5 h1:xfzHwQ/KeKDQZKLqllNSyexwOPM/tvc13UdCeVMzADY=
 github.com/minio/madmin-go v1.1.5/go.mod h1:xIPJHUbyYhNDgeD9Wov5Fz5/p7DIW0u+q6Rs/+Xu2TM=
+github.com/minio/madmin-go v1.1.6-0.20210917204419-f12dc0d0a8bd h1:NRQh43NGG+GThP26HufDWUp6pNhR1anfG7phaUDxYMk=
+github.com/minio/madmin-go v1.1.6-0.20210917204419-f12dc0d0a8bd/go.mod h1:vw+c3/u+DeVKqReEavo///Cl2OO8nt5s4ee843hJeLs=
 github.com/minio/mc v0.0.0-20210626002108-cebf3318546f h1:hyFvo5hSFw2K417YvDr/vAKlgCG69uTuhZW/5LNdL0U=
 github.com/minio/mc v0.0.0-20210626002108-cebf3318546f/go.mod h1:tuaonkPjVApCXkbtKENHBtsqUf7YTV33qmFrC+Pgp5g=
 github.com/minio/md5-simd v1.1.0/go.mod h1:XpBqgZULrMYD3R+M28PcmP0CkI7PEMzB3U77ZrKZ0Gw=
@@ -1252,8 +1253,9 @@ github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsT
 github.com/prometheus/procfs v0.0.8/go.mod h1:7Qr8sr6344vo1JqZ6HhLceV9o3AJ1Ff+GxbHq6oeK9A=
 github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
 github.com/prometheus/procfs v0.2.0/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU=
-github.com/prometheus/procfs v0.6.0 h1:mxy4L2jP6qMonqmq+aTtOx1ifVWUgG/TAmntgbh3xv4=
 github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
+github.com/prometheus/procfs v0.7.3 h1:4jVXhlkAyzOScmCkXBTOLRLTz8EeU+eyjrwB/EPq0VU=
+github.com/prometheus/procfs v0.7.3/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
 github.com/prometheus/tsdb v0.7.1/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
 github.com/quasilyte/go-consistent v0.0.0-20190521200055-c6f3937de18c/go.mod h1:5STLWrekHfjyYwxBRVRXNOSewLJ3PWfDJd1VyTS21fI=
 github.com/quasilyte/go-ruleguard v0.1.2-0.20200318202121-b00d7a75d3d8/go.mod h1:CGFX09Ci3pq9QZdj86B+VGIdNj4VyCo2iPOGS9esB/k=