3
neo4j.confで "dbms.allow_format_migration = true"を設定することにより、自動移行機能を使用してNeo4j 2.3.3から3.0.0に移行しようとしました（すべての2.Xアップグレード）。Neo4j 3.0.0データ移行
残念ながら、私は自分のデータにアクセスする可能性なしにいくつかのエラーを取得：
2016-05-11 16:32:15.684+0000 INFO Starting...
2016-05-11 16:32:16.576+0000 INFO Bolt enabled on localhost:7687.
2016-05-11 16:32:16.724+0000 INFO Starting upgrade of database
2016-05-11 16:32:16.942+0000 INFO Migrating Indexes (1/3):
2016-05-11 16:32:16.947+0000 INFO 10% completed
2016-05-11 16:32:16.948+0000 INFO 20% completed
2016-05-11 16:32:16.948+0000 INFO 30% completed
2016-05-11 16:32:16.948+0000 INFO 40% completed
2016-05-11 16:32:16.948+0000 INFO 50% completed
2016-05-11 16:32:16.948+0000 INFO 60% completed
2016-05-11 16:32:16.949+0000 INFO 70% completed
2016-05-11 16:32:16.949+0000 INFO 80% completed
2016-05-11 16:32:16.949+0000 INFO 90% completed
2016-05-11 16:32:16.949+0000 INFO 100% completed
2016-05-11 16:32:16.949+0000 INFO Migrating Legacy indexes (2/3):
2016-05-11 16:32:17.616+0000 ERROR Failed to start Neo4j: Starting Neo4j failed: Component '[email protected]' was successfully initialized, but failed to start. Please see attached cause exception. Starting Neo4j failed: Component '[email protected]' was successfully initialized, but failed to start. Please see attached cause exception.
org.neo4j.server.ServerStartupException: Starting Neo4j failed: Component '[email protected]' was successfully initialized, but failed to start. Please see attached cause exception.
at org.neo4j.server.exception.ServerStartupErrors.translateToServerStartupError(ServerStartupErrors.java:68)
at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:217)
at org.neo4j.server.ServerBootstrapper.start(ServerBootstrapper.java:81)
at org.neo4j.server.ServerBootstrapper.start(ServerBootstrapper.java:60)
at org.neo4j.server.CommunityEntryPoint.main(CommunityEntryPoint.java:28)
Caused by: org.neo4j.kernel.lifecycle.LifecycleException: Component '[email protected]' was successfully initialized, but failed to start. Please see attached cause exception.
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:444)
at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107)
at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:189)
... 3 more
Caused by: java.lang.RuntimeException: Error starting org.neo4j.kernel.impl.factory.CommunityFacadeFactory, /usr/local/Cellar/neo4j/3.0.0/libexec/data/databases/graph_ito.db
at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:144)
at org.neo4j.kernel.impl.factory.CommunityFacadeFactory.newFacade(CommunityFacadeFactory.java:40)
at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:108)
at org.neo4j.server.CommunityNeoServer.lambda$static$32(CommunityNeoServer.java:55)
at org.neo4j.server.database.LifecycleManagingDatabase.start(LifecycleManagingDatabase.java:89)
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434)
... 5 more
Caused by: org.neo4j.kernel.lifecycle.LifecycleException: Component '[email protected]' was successfully initialized, but failed to start. Please see attached cause exception.
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:444)
at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107)
at org.neo4j.kernel.impl.transaction.state.DataSourceManager.start(DataSourceManager.java:99)
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434)
at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107)
at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:140)
... 10 more
Caused by: org.neo4j.kernel.impl.storemigration.StoreUpgrader$UnableToUpgradeException: Failure doing migration
at org.neo4j.kernel.impl.storemigration.StoreUpgrader.migrateToIsolatedDirectory(StoreUpgrader.java:248)
at org.neo4j.kernel.impl.storemigration.StoreUpgrader.migrateIfNeeded(StoreUpgrader.java:132)
at org.neo4j.kernel.impl.storemigration.DatabaseMigrator.migrate(DatabaseMigrator.java:98)
at org.neo4j.kernel.NeoStoreDataSource.upgradeStore(NeoStoreDataSource.java:554)
at org.neo4j.kernel.NeoStoreDataSource.start(NeoStoreDataSource.java:433)
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434)
... 15 more
Caused by: java.io.IOException: Legacy index migration failed.
at org.neo4j.kernel.impl.storemigration.participant.LegacyIndexMigrator.migrateLegacyIndexes(LegacyIndexMigrator.java:127)
at org.neo4j.kernel.impl.storemigration.participant.LegacyIndexMigrator.migrate(LegacyIndexMigrator.java:77)
at org.neo4j.kernel.impl.storemigration.StoreUpgrader.migrateToIsolatedDirectory(StoreUpgrader.java:240)
... 20 more
Caused by: org.neo4j.upgrade.lucene.LegacyIndexMigrationException: Migration of legacy index at path:/usr/local/Cellar/neo4j/3.0.0/libexec/data/databases/graph_ito.db/upgrade/index/lucene/node/Hr failed.
at org.neo4j.upgrade.lucene.LuceneLegacyIndexUpgrader.upgradeIndexes(LuceneLegacyIndexUpgrader.java:114)
at org.neo4j.kernel.impl.storemigration.participant.LegacyIndexMigrator.migrateLegacyIndexes(LegacyIndexMigrator.java:121)
... 22 more
Caused by: org.apache.lucene.index.IndexFormatTooOldException: Format version is not supported (resource BufferedChecksumIndexInput(MMapIndexInput(path="/usr/local/Cellar/neo4j/3.0.0/libexec/data/databases/graph_ito.db/upgrade/index/lucene/node/Hr/segments_1"))): -11 (needs to be between 1071082519 and 1071082519). This version of Lucene only supports indexes created with release 4.0 and later.
at org.apache.lucene.index.SegmentInfos.readCommit(SegmentInfos.java:299)
at org.apache.lucene.index.SegmentInfos$1.doBody(SegmentInfos.java:493)
at org.apache.lucene.index.SegmentInfos$1.doBody(SegmentInfos.java:490)
at org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:731)
at org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:683)
at org.apache.lucene.index.SegmentInfos.readLatestCommit(SegmentInfos.java:490)
at org.apache.lucene.index.DirectoryReader.listCommits(DirectoryReader.java:257)
at org.apache.lucene.index.IndexUpgrader.upgrade(IndexUpgrader.java:158)
at org.apache.lucene.index.IndexUpgrader.main(IndexUpgrader.java:78)
at org.neo4j.upgrade.lucene.IndexUpgraderWrapper.upgradeIndex(IndexUpgraderWrapper.java:66)
at org.neo4j.upgrade.lucene.LuceneLegacyIndexUpgrader.upgradeIndexes(LuceneLegacyIndexUpgrader.java:109)
... 23 more
任意のアイデア？
同じ問題があると思われるものについては、既存のneo4jの問題（https://github.com/neo4j/neo4j/issues/7042）がありますが、問題が修正された方法についての説明なしに投稿者によって閉鎖されました。新しい問題を開く（または古い問題を再度開く）ことができます。 – cybersam