avoid unnecessary logging on fresh/newly replaced drives (#9470)

data usage tracker and crawler seem to be logging
non-actionable information on console, which is not
useful and is fixed on its own in almost all deployments,
lets keep this logging to minimal.

cmd/data-update-tracker.go

@@ -45,8 +45,8 @@ const (
 	dataUpdateTrackerFP        = 0.99
 	dataUpdateTrackerQueueSize = 10000
 
+	dataUpdateTrackerFilename     = dataUsageBucket + SlashSeparator + ".tracker.bin"
 	dataUpdateTrackerVersion      = 1
-	dataUpdateTrackerFilename     = minioMetaBucket + SlashSeparator + bucketMetaPrefix + SlashSeparator + ".tracker.bin"
 	dataUpdateTrackerSaveInterval = 5 * time.Minute
 
 	// Reset bloom filters every n cycle
@@ -195,6 +195,7 @@ func (d *dataUpdateTracker) load(ctx context.Context, drives ...string) {
 		return
 	}
 	for _, drive := range drives {
+
 		cacheFormatPath := pathJoin(drive, dataUpdateTrackerFilename)
 		f, err := os.Open(cacheFormatPath)
 		if err != nil {
@@ -255,6 +256,9 @@ func (d *dataUpdateTracker) startSaver(ctx context.Context, interval time.Durati
 			cacheFormatPath := pathJoin(drive, dataUpdateTrackerFilename)
 			err := ioutil.WriteFile(cacheFormatPath, buf.Bytes(), os.ModePerm)
 			if err != nil {
+				if os.IsNotExist(err) {
+					continue
+				}
 				logger.LogIf(ctx, err)
 				continue
 			}

cmd/data-usage-cache.go

@@ -360,6 +360,9 @@ func (d *dataUsageCache) save(ctx context.Context, store ObjectLayer, name strin
 		name,
 		NewPutObjReader(r, nil, nil),
 		ObjectOptions{})
+	if isErrBucketNotFound(err) {
+		return nil
+	}
 	return err
 }
 

cmd/data-usage.go

@@ -37,17 +37,19 @@ import (
 )
 
 const (
-	dataUsageObjName         = ".usage.json"
-	dataUsageCacheName       = ".usage-cache.bin"
 	envDataUsageCrawlConf  = "MINIO_DISK_USAGE_CRAWL_ENABLE"
 	envDataUsageCrawlDelay = "MINIO_DISK_USAGE_CRAWL_DELAY"
 	envDataUsageCrawlDebug = "MINIO_DISK_USAGE_CRAWL_DEBUG"
-	dataUsageSleepPerFolder  = 1 * time.Millisecond
-	dataUsageSleepDefMult    = 10.0
-	dataUsageUpdateDirCycles = 16
+
 	dataUsageRoot   = SlashSeparator
 	dataUsageBucket = minioMetaBucket + SlashSeparator + bucketMetaPrefix
+
+	dataUsageObjName         = ".usage.json"
+	dataUsageCacheName       = ".usage-cache.bin"
 	dataUsageBloomName       = ".bloomcycle.bin"
+	dataUsageSleepPerFolder  = 1 * time.Millisecond
+	dataUsageSleepDefMult    = 10.0
+	dataUsageUpdateDirCycles = 16
 	dataUsageStartDelay      = 5 * time.Minute // Time to wait on startup and between cycles.
 )
 
@@ -104,11 +106,13 @@ func runDataUsageInfo(ctx context.Context, objAPI ObjectLayer) {
 				}
 
 				_, err = objAPI.PutObject(ctx, dataUsageBucket, dataUsageBloomName, NewPutObjReader(r, nil, nil), ObjectOptions{})
+				if !isErrBucketNotFound(err) {
 					logger.LogIf(ctx, err)
 				}
 			}
 		}
 	}
+}
 
 // storeDataUsageInBackend will store all objects sent on the gui channel until closed.
 func storeDataUsageInBackend(ctx context.Context, objAPI ObjectLayer, gui <-chan DataUsageInfo) {
@@ -126,16 +130,18 @@ func storeDataUsageInBackend(ctx context.Context, objAPI ObjectLayer, gui <-chan
 		}
 
 		_, err = objAPI.PutObject(ctx, dataUsageBucket, dataUsageObjName, NewPutObjReader(r, nil, nil), ObjectOptions{})
+		if !isErrBucketNotFound(err) {
 			logger.LogIf(ctx, err)
 		}
 	}
+}
 
 func loadDataUsageFromBackend(ctx context.Context, objAPI ObjectLayer) (DataUsageInfo, error) {
 	var dataUsageInfoJSON bytes.Buffer
 
 	err := objAPI.GetObject(ctx, dataUsageBucket, dataUsageObjName, 0, -1, &dataUsageInfoJSON, "", ObjectOptions{})
 	if err != nil {
-		if isErrObjectNotFound(err) {
+		if isErrObjectNotFound(err) || isErrBucketNotFound(err) {
 			return DataUsageInfo{}, nil
 		}
 		return DataUsageInfo{}, toObjectErr(err, dataUsageBucket, dataUsageObjName)

cmd/posix.go

@@ -485,8 +485,8 @@ func (s *posix) SetDiskID(id string) {
 func (s *posix) MakeVolBulk(volumes ...string) (err error) {
 	for _, volume := range volumes {
 		if err = s.MakeVol(volume); err != nil {
-			if err != errVolumeExists {
-				return err
+			if os.IsPermission(err) {
+				return errVolumeAccessDenied
 			}
 		}
 	}