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","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.")
volumeMinFreeSpacePercent=cmdServer.Flag.String("volume.minFreeSpacePercent","1","minimum free disk space (default to 1%). Low disk space will mark all volumes as ReadOnly.")
// pulseSeconds = cmdServer.Flag.Int("pulseSeconds", 5, "number of seconds between heartbeats")
isStartingFiler=cmdServer.Flag.Bool("filer",false,"whether to start filer")