Reduce Merkle tree footprint by referencing FileArtifactValue#28739
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fmeum wants to merge 1 commit intobazelbuild:masterfrom
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Reduce Merkle tree footprint by referencing FileArtifactValue#28739fmeum wants to merge 1 commit intobazelbuild:masterfrom
FileArtifactValue#28739fmeum wants to merge 1 commit intobazelbuild:masterfrom
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Description
For regular files, use
FileArtifactValues instead ofDigests as the keys in the Merkle tree's blob map. The former are retained anyway, the latter are unique per tree.Also describe the remaining footprint of
MerkleTreeand ideas for future improvements.Motivation
Work towards #20478
Work towards #28734
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RELNOTES: None