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From "Julian Reschke (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (OAK-8051) PersistentCache: error during open can lead to incomplete initialization and subsequent NPEs
Date Wed, 27 Feb 2019 12:29:00 GMT

     [ https://issues.apache.org/jira/browse/OAK-8051?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Julian Reschke updated OAK-8051:
--------------------------------
    Attachment: OAK-8051.diff

> PersistentCache: error during open can lead to incomplete initialization and subsequent
NPEs
> --------------------------------------------------------------------------------------------
>
>                 Key: OAK-8051
>                 URL: https://issues.apache.org/jira/browse/OAK-8051
>             Project: Jackrabbit Oak
>          Issue Type: Bug
>          Components: documentmk
>    Affects Versions: 1.6.6
>            Reporter: Julian Reschke
>            Priority: Major
>              Labels: candidate_oak_1_10, candidate_oak_1_6, candidate_oak_1_8, patch-available
>             Fix For: 1.12
>
>         Attachments: OAK-8051.diff, OAK-8051.diff
>
>
> Seen in the wild (in 1.6.6):
> {noformat}
> 22.01.2019 08:45:13.153 *WARN* [http-/0.0.0.0:80-3] org.apache.jackrabbit.oak.plugins.document.persistentCache.MapFactory
Could not open the store _path_/cache-4.data
> java.lang.IllegalStateException: The file is locked: nio:_path_/cache-4.data [1.4.193/7]
> 	at org.h2.mvstore.DataUtils.newIllegalStateException(DataUtils.java:765)
> 	at org.h2.mvstore.FileStore.open(FileStore.java:168)
> 	at org.h2.mvstore.MVStore.<init>(MVStore.java:348)
> 	at org.h2.mvstore.MVStore$Builder.open(MVStore.java:2923)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache$1.openStore(PersistentCache.java:288)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache.createMapFactory(PersistentCache.java:361)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache.<init>(PersistentCache.java:210)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.getPersistentCache(DocumentMK.java:1232)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.buildCache(DocumentMK.java:1211)
> {noformat}
> Later on:
> {noformat}
> 22.01.2019 08:45:13.155 *WARN* [http-/0.0.0.0:80-3] org.apache.jackrabbit.oak.plugins.document.persistentCache.MapFactory
Could not open the map
> java.lang.NullPointerException: null
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache$1.openMap(PersistentCache.java:335)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.CacheMap.openMap(CacheMap.java:135)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.CacheMap.<init>(CacheMap.java:48)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache.openMap(PersistentCache.java:468)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.NodeCache.addGeneration(NodeCache.java:115)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache.initGenerationCache(PersistentCache.java:452)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.PersistentCache.wrap(PersistentCache.java:443)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.buildCache(DocumentMK.java:1214)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.buildPrevDocumentsCache(DocumentMK.java:1182)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.buildNodeDocumentCache(DocumentMK.java:1189)
> 	at org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.initialize(RDBDocumentStore.java:798)
> 	at org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.<init>(RDBDocumentStore.java:212)
> 	at org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.<init>(RDBDocumentStore.java:224)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.setRDBConnection(DocumentMK.java:757)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.registerNodeStore(DocumentNodeStoreService.java:508)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.registerNodeStoreIfPossible(DocumentNodeStoreService.java:430)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.activate(DocumentNodeStoreService.java:414)
> {noformat}
> and then
> {noformat}
> 22.01.2019 08:45:16.808 *WARN* [http-/0.0.0.0:80-3] org.apache.jackrabbit.oak.plugins.document.persistentCache.CacheMap
Re-opening map PREV_DOCUMENT
> java.lang.NullPointerException: null
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.CacheMap.get(CacheMap.java:87)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.MultiGenerationMap.readValue(MultiGenerationMap.java:71)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.NodeCache.asyncReadIfPresent(NodeCache.java:147)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.NodeCache.readIfPresent(NodeCache.java:130)
> 	at org.apache.jackrabbit.oak.plugins.document.persistentCache.NodeCache.getIfPresent(NodeCache.java:213)
> 	at org.apache.jackrabbit.oak.plugins.document.cache.NodeDocumentCache.getIfPresent(NodeDocumentCache.java:155)
> 	at org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.readDocumentCached(RDBDocumentStore.java:1130)
> 	at org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.find(RDBDocumentStore.java:234)
> 	at org.apache.jackrabbit.oak.plugins.document.rdb.RDBDocumentStore.find(RDBDocumentStore.java:229)
> 	at org.apache.jackrabbit.oak.plugins.document.NodeDocument.getPreviousDocument(NodeDocument.java:1338)
> 	at org.apache.jackrabbit.oak.plugins.document.NodeDocument.getPreviousDocs(NodeDocument.java:1307)
> 	at org.apache.jackrabbit.oak.plugins.document.ValueMap$2.containsKey(ValueMap.java:170)
> 	at org.apache.jackrabbit.oak.plugins.document.NodeDocument.getPreviousDocs(NodeDocument.java:1309)
> 	at org.apache.jackrabbit.oak.plugins.document.ValueMap$2.containsKey(ValueMap.java:170)
> 	at org.apache.jackrabbit.oak.plugins.document.NodeDocument.getPreviousDocs(NodeDocument.java:1309)
> 	at org.apache.jackrabbit.oak.plugins.document.NodeDocument.isCommitted(NodeDocument.java:547)
> 	at org.apache.jackrabbit.oak.plugins.document.LastRevRecoveryAgent.determineLastModification(LastRevRecoveryAgent.java:402)
> 	at org.apache.jackrabbit.oak.plugins.document.LastRevRecoveryAgent.recover(LastRevRecoveryAgent.java:191)
> 	at org.apache.jackrabbit.oak.plugins.document.LastRevRecoveryAgent.recover(LastRevRecoveryAgent.java:156)
> 	at org.apache.jackrabbit.oak.plugins.document.LastRevRecoveryAgent.recoverCandidates(LastRevRecoveryAgent.java:369)
> 	at org.apache.jackrabbit.oak.plugins.document.LastRevRecoveryAgent.recover(LastRevRecoveryAgent.java:128)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStore.checkLastRevRecovery(DocumentNodeStore.java:646)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStore.<init>(DocumentNodeStore.java:564)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentMK$Builder.getNodeStore(DocumentMK.java:856)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.registerNodeStore(DocumentNodeStoreService.java:551)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.registerNodeStoreIfPossible(DocumentNodeStoreService.java:430)
> 	at org.apache.jackrabbit.oak.plugins.document.DocumentNodeStoreService.activate(DocumentNodeStoreService.java:414)
> {noformat}



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