Alex Parvulescu created OAK-1734:
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             Summary: UserInitializer#initialize runs a query without any 
indexes
                 Key: OAK-1734
                 URL: https://issues.apache.org/jira/browse/OAK-1734
             Project: Jackrabbit Oak
          Issue Type: Bug
          Components: core, security
    Affects Versions: 0.20.0
            Reporter: Alex Parvulescu
            Assignee: Alex Parvulescu
             Fix For: 1.0


UserInitializer#initialize runs a UUID query at repository startup but it's not 
using any defined IndexProviders, which means it will traverse the entire repo 
[0].

The traversal warning can also be seen running the bench tests.

{code}
org.apache.jackrabbit.oak.spi.query.Cursors$TraversingCursor.fetchNext(Cursors.java:314)
        at 
org.apache.jackrabbit.oak.spi.query.Cursors$TraversingCursor.next(Cursors.java:291)
        at 
org.apache.jackrabbit.oak.query.ast.SelectorImpl.next(SelectorImpl.java:390)
        at 
org.apache.jackrabbit.oak.query.QueryImpl$RowIterator.fetchNext(QueryImpl.java:627)
        at 
org.apache.jackrabbit.oak.query.QueryImpl$RowIterator.hasNext(QueryImpl.java:647)
        at 
org.apache.jackrabbit.oak.plugins.identifier.IdentifierManager.resolveUUID(IdentifierManager.java:317)
        at 
org.apache.jackrabbit.oak.plugins.identifier.IdentifierManager.resolveUUID(IdentifierManager.java:306)
        at 
org.apache.jackrabbit.oak.plugins.identifier.IdentifierManager.resolveUUID(IdentifierManager.java:302)
        at 
org.apache.jackrabbit.oak.plugins.identifier.IdentifierManager.getTree(IdentifierManager.java:132)
        at 
org.apache.jackrabbit.oak.security.user.AuthorizableBaseProvider.getByContentID(AuthorizableBaseProvider.java:56)
        at 
org.apache.jackrabbit.oak.security.user.AuthorizableBaseProvider.getByID(AuthorizableBaseProvider.java:51)
        at 
org.apache.jackrabbit.oak.security.user.UserProvider.getAuthorizable(UserProvider.java:191)
        at 
org.apache.jackrabbit.oak.security.user.UserManagerImpl.getAuthorizable(UserManagerImpl.java:103)
        at 
org.apache.jackrabbit.oak.security.user.UserInitializer.initialize(UserInitializer.java:116)
        at 
org.apache.jackrabbit.oak.spi.lifecycle.OakInitializer.initialize(OakInitializer.java:57)
        at org.apache.jackrabbit.oak.Oak.createContentRepository(Oak.java:534)
        at org.apache.jackrabbit.oak.jcr.Jcr.createRepository(Jcr.java:187)
{code}



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