br时候如何限制上传到s3的文件大小

db_user · 2025 年11 月 5 日 06:37

br/pkg/metautil/metafile.go

d1f75f0dd


      
          	// LockFile represents file name
          	LockFile = "backup.lock"
          	// MetaFile represents file name
          	MetaFile = "backupmeta"
          	// MetaJSONFile represents backup meta json file name
          	MetaJSONFile = "backupmeta.json"
          	// MaxBatchSize represents the internal channel buffer size of MetaWriter and MetaReader.
          	MaxBatchSize = 1024
          
          	// MetaFileSize represents the limit size of one MetaFile
          	MetaFileSize = 128 * units.MiB
          
          	// CrypterIvLen represents the length of iv of crypter method
          	CrypterIvLen = 16
          )
          
          const (
          	// MetaV1 represents the old version of backupmeta.
          	// because the old version doesn't have version field, so set it to 0 for compatibility.
          	MetaV1 = iota
          	// MetaV2 represents the new version of backupmeta.

查看github发现metafilesize达到128M才会自动切分