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[5.1] merkle_tree_cache: change default size to 1000 #14984

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Mar 7, 2022
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[5.1] merkle_tree_cache: change default size to 1000 #14984

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5 changes: 3 additions & 2 deletions src/main/java/com/google/devtools/build/lib/remote/options/RemoteOptions.java
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Original file line number Diff line number Diff line change
Expand Up @@ -540,14 +540,15 @@ public RemoteOutputsStrategyConverter() {

@Option(
name = "experimental_remote_merkle_tree_cache_size",
defaultValue = "0",
defaultValue = "1000",
documentationCategory = OptionDocumentationCategory.REMOTE,
effectTags = {OptionEffectTag.UNKNOWN},
help =
"The number of Merkle trees to memoize to improve the remote cache hit checking speed. "
+ "Even though the cache is automatically pruned according to Java's handling of "
+ "soft references, out-of-memory errors can occur if set too high. If set to 0 "
+ "(default), the cache size is unlimited.")
+ " the cache size is unlimited. Optimal value varies depending on project's size. "
+ "Default to 1000.")
public long remoteMerkleTreeCacheSize;

@Option(
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