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https://issues.apache.org/jira/browse/OAK-7758?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16617186#comment-16617186
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Marcel Reutegger commented on OAK-7758:
---------------------------------------
As a result the benchmark numbers of a CompositeNodeStore on MongoDB (see new
fixture introduced with OAK-7757) are rather bad compared to a standard
Oak-Mongo fixture:
{noformat}
> java -jar oak-benchmarks-1.10-SNAPSHOT.jar benchmark ConcurrentWriteTest
> Oak-Mongo Oak-Composite-Mongo-Store
Apache Jackrabbit Oak 1.10-SNAPSHOT
# ConcurrentWriteTest C min 10% 50% 90% max
N
Oak-Mongo 1 55 74 112 159 409
507
Oak-Composite-Mongo-Store 1 3041 3051 3290 3452 3466
19
{noformat}
> Non-blocking CompositeNodeStore commits
> ---------------------------------------
>
> Key: OAK-7758
> URL: https://issues.apache.org/jira/browse/OAK-7758
> Project: Jackrabbit Oak
> Issue Type: Improvement
> Components: composite
> Reporter: Marcel Reutegger
> Priority: Major
> Fix For: 1.10
>
>
> The CompositeNodeStore serializes all commits with a lock. This prevents
> concurrent processing of commits by the DocumentNodeStore.
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