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From Michael Dürig (JIRA) <j...@apache.org>
Subject [jira] [Created] (OAK-3158) IAE when specifiying 2G cache for FileStore
Date Wed, 29 Jul 2015 09:38:04 GMT
Michael Dürig created OAK-3158:
----------------------------------

             Summary: IAE when specifiying 2G cache for FileStore
                 Key: OAK-3158
                 URL: https://issues.apache.org/jira/browse/OAK-3158
             Project: Jackrabbit Oak
          Issue Type: Bug
          Components: segmentmk
            Reporter: Michael Dürig
            Priority: Minor
             Fix For: 1.3.6


{{FileStore.newFileStore(dir).withCacheSize(2048)}} results in

{noformat}Max memory must not be negative
java.lang.IllegalArgumentException: Max memory must not be negative
	at org.apache.jackrabbit.oak.cache.CacheLIRS.setMaxMemory(CacheLIRS.java:464)
	at org.apache.jackrabbit.oak.cache.CacheLIRS.<init>(CacheLIRS.java:163)
	at org.apache.jackrabbit.oak.cache.CacheLIRS$Builder.build(CacheLIRS.java:1537)
	at org.apache.jackrabbit.oak.cache.CacheLIRS$Builder.build(CacheLIRS.java:1533)
	at org.apache.jackrabbit.oak.plugins.segment.StringCache.<init>(StringCache.java:52)
	at org.apache.jackrabbit.oak.plugins.segment.SegmentTracker.<init>(SegmentTracker.java:126)
	at org.apache.jackrabbit.oak.plugins.segment.file.FileStore.<init>(FileStore.java:343)
	at org.apache.jackrabbit.oak.plugins.segment.file.FileStore.<init>(FileStore.java:84)
	at org.apache.jackrabbit.oak.plugins.segment.file.FileStore$Builder.create(FileStore.java:294)
{noformat}

There is an integer overflow cause by using ints instead of longs to specify the cache size.

[~tmueller], could you have a look?



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