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xl PutObject: Split object into parts (#3651)

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For faster time-to-first-byte when we try to download a big object
This commit is contained in:
Anis Elleuch
2017-01-31 00:44:42 +01:00
committed by Harshavardhana
parent 46743c7918
commit e9394dc22d
10 changed files with 169 additions and 43 deletions
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5
cmd/xl-v1-multipart.go
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@@ -627,8 +627,11 @@ func (xl xlObjects) PutObjectPart(bucket, object, uploadID string, partID int, s
}
}
// We always allow empty part.
allowEmpty := true
// Erasure code data and write across all disks.
sizeWritten, checkSums, err := erasureCreateFile(onlineDisks, minioMetaTmpBucket, tmpPartPath, teeReader, xlMeta.Erasure.BlockSize, xl.dataBlocks, xl.parityBlocks, bitRotAlgo, xl.writeQuorum)
sizeWritten, checkSums, err := erasureCreateFile(onlineDisks, minioMetaTmpBucket, tmpPartPath, teeReader, allowEmpty, xlMeta.Erasure.BlockSize, xl.dataBlocks, xl.parityBlocks, bitRotAlgo, xl.writeQuorum)
if err != nil {
return "", toObjectErr(err, bucket, object)
}