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Sync before Close() to avoid random I/O (#7638)

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Harshavardhana 2019-05-11 15:03:10 -07:00 committed by GitHub
parent ac3b59645e
commit 3eb7a8bde8
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 1 deletions
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3
cmd/posix.go
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@ -1087,7 +1087,7 @@ func (s *posix) CreateFile(volume, path string, fileSize int64, r io.Reader) (er
return err
}
w, err := disk.OpenFileDirectIO(filePath, os.O_CREATE|os.O_WRONLY|os.O_EXCL|os.O_SYNC, 0666)
w, err := disk.OpenFileDirectIO(filePath, os.O_CREATE|os.O_WRONLY|os.O_EXCL, 0666)
if err != nil {
switch {
case os.IsPermission(err):
@ -1100,6 +1100,7 @@ func (s *posix) CreateFile(volume, path string, fileSize int64, r io.Reader) (er
return err
}
}
defer w.Sync() // Sync before close.
defer w.Close()
var e error