[infinispan-issues] [JBoss JIRA] (ISPN-2932) Verify that preloading a read only index in a cache will never hit the cacheloader

[Mircea Markus (JIRA)]

    [ https://issues.jboss.org/browse/ISPN-2932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12762103#comment-12762103 ] 

Mircea Markus commented on ISPN-2932:
-------------------------------------

{quote}With a warm cache (with no eviction) we should never need to hit the CacheLoader again{quote}
what if a key that is not present in the cache is looked up?
                
> Verify that preloading a read only index in a cache will never hit the cacheloader
> ----------------------------------------------------------------------------------
>
>                 Key: ISPN-2932
>                 URL: https://issues.jboss.org/browse/ISPN-2932
>             Project: Infinispan
>          Issue Type: Task
>          Components: Lucene Directory
>            Reporter: Sanne Grinovero
>            Assignee: Sanne Grinovero
>             Fix For: 5.3.0.Alpha1, 5.3.0.Final
>
>
> With a warm cache (with no eviction) we should never need to hit the CacheLoader again.
> Was reported - specifically with DIST on multiple nodes - that occasionall IO is triggered; we should add tests to verify this doesn't happen (or to understand why it should)
> I'm suspecting demand of null valued entries.

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