default to 8 volumes

in case all the volumes are allocated for a collection

weed/command/server.go

@@ -54,7 +54,7 @@ var (
 	serverWhiteListOption     = cmdServer.Flag.String("whiteList", "", "comma separated Ip addresses having write permission. No limit if empty.")
 	serverDisableHttp         = cmdServer.Flag.Bool("disableHttp", false, "disable http requests, only gRPC operations are allowed.")
 	volumeDataFolders         = cmdServer.Flag.String("dir", os.TempDir(), "directories to store data files. dir[,dir]...")
-	volumeMaxDataVolumeCounts = cmdServer.Flag.String("volume.max", "7", "maximum numbers of volumes, count[,count]... If set to zero, the limit will be auto configured.")
+	volumeMaxDataVolumeCounts = cmdServer.Flag.String("volume.max", "8", "maximum numbers of volumes, count[,count]... If set to zero, the limit will be auto configured.")
 	volumeMinFreeSpacePercent = cmdServer.Flag.String("volume.minFreeSpacePercent", "0", "minimum free disk space(in percents). Low disk space will mark all volumes as ReadOnly.")
 
 	// pulseSeconds              = cmdServer.Flag.Int("pulseSeconds", 5, "number of seconds between heartbeats")

weed/command/volume.go

@@ -88,7 +88,7 @@ var cmdVolume = &Command{
 
 var (
 	volumeFolders         = cmdVolume.Flag.String("dir", os.TempDir(), "directories to store data files. dir[,dir]...")
-	maxVolumeCounts       = cmdVolume.Flag.String("max", "7", "maximum numbers of volumes, count[,count]... If set to zero, the limit will be auto configured.")
+	maxVolumeCounts       = cmdVolume.Flag.String("max", "8", "maximum numbers of volumes, count[,count]... If set to zero, the limit will be auto configured.")
 	volumeWhiteListOption = cmdVolume.Flag.String("whiteList", "", "comma separated Ip addresses having write permission. No limit if empty.")
 	minFreeSpacePercent   = cmdVolume.Flag.String("minFreeSpacePercent", "0", "minimum free disk space(in percents). Low disk space will mark all volumes as ReadOnly.")
 )