Hi Luigi,
yes, although we use the remote protocol, client and server are run in the
same process. Our classpath contains the following libraries:
orientdb-client-2.2.34.jar
orientdb-core-2.2.34.jar
orientdb-graphdb-2.2.34.jar
orientdb-server-2.2.34.jar
orientdb-tools-2.2.34.jar
Simon
Am Fr., 14. Sep. 2018 um 07:47 Uhr schrieb Luigi Dell'Aquila <
luigi.dellaqu...@gmail.com>:
> Hi Simon,
>
> Are you using the exact same OrientDB version on both the client and the
> server?
>
> Thanks
>
> Luigi
>
> Il giorno gio 13 set 2018 alle ore 14:16 'Simon Erhardt' via OrientDB <
> orient-database@googlegroups.com> ha scritto:
>
>> Hello community,
>>
>> we are using OrientDB in our product, and since the update from version
>> 2.1.15 to version 2.2.34, we have the problem described below, which occurs
>> sporadically.
>> Is there anything we can do to mitigate it or to identify the actual
>> error source?
>> We are grateful for every kind of help.
>>
>> - Simon
>>
>> *OrientDB release?*
>> 2.2.34
>>
>> *What steps will reproduce the problem?*
>> Unknown - our attempts to reproduce the problem have been very
>> unsatisfying yet. Nonetheless, the problem occurs again and again (without
>> a recognizable pattern), in different runtime environments of different
>> customers, and in different situations. It seems to happen in random
>> situations when the database is accessed. It happens that one query is
>> successful, and the next one fails (with the error below), and then every
>> subsequent query also fails.
>>
>> Symptoms:
>> An InvalidClassException occurs sometimes when querying the database:
>> Caused by: com.orientechnologies.common.io.OIOException: com.o;
>> serializable and externalizable flags conflict
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.handleIOException(OStorageRemote.java:321)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.baseNetworkOperation(OStorageRemote.java:292)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.networkOperationRetry(OStorageRemote.java:204)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.networkOperation(OStorageRemote.java:215)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.command(OStorageRemote.java:1187)
>> at
>> com.orientechnologies.orient.core.command.OCommandRequestTextAbstract.execute(OCommandRequestTextAbstract.java:69)
>> at
>> com.tinkerpop.blueprints.impls.orient.OrientGraphCommand.execute(OrientGraphCommand.java:49)
>> at com.mycompany.BaseDAOImpl.query(OrientConnection.java:188)
>> ... 13 common frames omitted
>> Caused by: java.io.InvalidClassException: com.o; serializable and
>> externalizable flags conflict
>> at java.base/java.io.ObjectStreamClass.readNonProxy(Unknown Source)
>> at java.base/java.io.ObjectInputStream.readClassDescriptor(Unknown Source)
>> at java.base/java.io.ObjectInputStream.readNonProxyDesc(Unknown Source)
>> at java.base/java.io.ObjectInputStream.readClassDesc(Unknown Source)
>> at java.base/java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
>> at java.base/java.io.ObjectInputStream.readObject0(Unknown Source)
>> at java.base/java.io.ObjectInputStream.readObject(Unknown Source)
>> at
>> com.orientechnologies.orient.client.binary.OChannelBinaryAsynchClient.throwSerializedException(OChannelBinaryAsynchClient.java:436)
>> at
>> com.orientechnologies.orient.client.binary.OChannelBinaryAsynchClient.handleStatus(OChannelBinaryAsynchClient.java:400)
>> at
>> com.orientechnologies.orient.client.binary.OChannelBinaryAsynchClient.beginResponse(OChannelBinaryAsynchClient.java:283)
>> at
>> com.orientechnologies.orient.client.binary.OChannelBinaryAsynchClient.beginResponse(OChannelBinaryAsynchClient.java:167)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.beginResponse(OStorageRemote.java:2365)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote$27.execute(OStorageRemote.java:1211)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote$2.execute(OStorageRemote.java:207)
>> at
>> com.orientechnologies.orient.client.remote.OStorageRemote.baseNetworkOperation(OStorageRemote.java:252)
>> ... 19 common frames omitted
>>
>> The *BaseDAOImpl.query* looks like:
>> public Iterable<Vertex> query(String query, Object... params) throws
>> PersistenceException {
>> OrientBaseGraph graph = OrientGraph.getActiveGraph();
>> try {
>> OCommandSQL command = new OCommandSQL(query);
>> graph.clearCache();
>> return graph.command(command).execute(params);
>> } catch (Exception e) {
>> throw new PersistenceException("Query triggered an exception", e);
>> }
>> }
>>
>> It is called in the following context:
>> OrientGraphFactory factory = new
>> OrientGraphFactory("remote:localhost/mydb", user, password).setupPool(10,
>> 50);
>> setRequireTransaction(true);
>> setAutoStartTx(false);
>> OrientGraph db = factory.getTx();
>> ...
>> baseDAO.query("select from MyClass");
>> ...
>> db.shutdown();
>>
>>
>> *If you're using custom settings please provide them below (to dump all
>> the settings run the application using the JVM
>> argument -Denvironment.dumpCfgAtStartup=true):*
>> OrientDB 2.2.34 (build f340442755a31eabc91b87cb3ef99eda5cee6ebd, branch
>> 2.2.x) configuration dump:
>> - ENVIRONMENT
>> + environment.dumpCfgAtStartup = true
>> + environment.concurrent = true
>> + environment.lockManager.concurrency.level = 64
>> + environment.allowJVMShutdown = true
>> - SCRIPT
>> + script.pool.maxSize = 20
>> - MEMORY
>> + memory.useUnsafe = true
>> + memory.chunk.size = 2147483647
>> + memory.directMemory.safeMode = true
>> + memory.directMemory.trackMode = false
>> + memory.directMemory.onlyAlignedMemoryAccess = true
>> - JVM
>> + jvm.gc.delayForOptimize = 600
>> - STORAGE
>> + storage.openFiles.limit = 512
>> + storage.componentsLock.cache = 10000
>> + storage.diskCache.pinnedPages = 20
>> + storage.diskCache.bufferSize = 4054
>> + storage.diskCache.writeCachePart = 15
>> + storage.diskCache.writeCachePageTTL = 86400
>> + storage.diskCache.writeCachePageFlushInterval = 25
>> + storage.diskCache.writeCacheFlushInactivityInterval = 60000
>> + storage.diskCache.writeCacheFlushLockTimeout = -1
>> + storage.diskCache.diskFreeSpaceCheckInterval = 5
>> + storage.diskCache.diskFreeSpaceCheckIntervalInPages = 2048
>> + storage.diskCache.keepState = true
>> + storage.diskCache.checksumMode = StoreAndSwitchReadOnlyMode
>> + storage.configuration.syncOnUpdate = true
>> + storage.compressionMethod = nothing
>> + storage.encryptionMethod = nothing
>> + storage.encryptionKey = <hidden>
>> + storage.makeFullCheckpointAfterCreate = false
>> + storage.makeFullCheckpointAfterOpen = false
>> + storage.makeFullCheckpointAfterClusterCreate = true
>> + storage.trackChangedRecordsInWAL = false
>> + storage.useWAL = true
>> + storage.wal.syncOnPageFlush = true
>> + storage.wal.cacheSize = 3000
>> + storage.wal.fileAutoCloseInterval = 10
>> + storage.wal.maxSegmentSize = 128
>> + storage.wal.maxSize = 4096
>> + storage.wal.commitTimeout = 1000
>> + storage.wal.shutdownTimeout = 10000
>> + storage.wal.fuzzyCheckpointInterval = 300
>> + storage.wal.reportAfterOperationsDuringRestore = 10000
>> + storage.wal.restore.batchSize = 50000
>> + storage.wal.readCacheSize = 1000
>> + storage.wal.fuzzyCheckpointShutdownWait = 600
>> + storage.wal.fullCheckpointShutdownTimeout = 600
>> + storage.wal.path = null
>> + storage.diskCache.pageSize = 64
>> + storage.diskCache.diskFreeSpaceLimit = 256
>> + storage.lowestFreeListBound = 16
>> + storage.lockTimeout = 0
>> + storage.record.lockTimeout = 2000
>> + storage.useTombstones = false
>> - RECORD
>> + record.downsizing.enabled = true
>> - OBJECT
>> + object.saveOnlyDirty = false
>> - DB
>> + db.pool.min = 50
>> + db.pool.max = 100
>> + db.pool.idleTimeout = 0
>> + db.pool.idleCheckDelay = 0
>> + db.mvcc.throwfast = false
>> + db.validation = true
>> - NONTX
>> + nonTX.recordUpdate.synch = false
>> + nonTX.clusters.sync.immediately = manindex
>> - TX
>> + tx.trackAtomicOperations = false
>> + tx.pageCacheSize = 12
>> - INDEX
>> + index.embeddedToSbtreeBonsaiThreshold = 40
>> + index.sbtreeBonsaiToEmbeddedThreshold = -1
>> - HASHTABLE
>> + hashTable.slitBucketsBuffer.length = 1500
>> - INDEX
>> + index.auto.synchronousAutoRebuild = true
>> + index.auto.lazyUpdates = 10000
>> + index.flushAfterCreate = true
>> + index.manual.lazyUpdates = 1
>> + index.durableInNonTxMode = true
>> + index.ignoreNullValuesDefault = false
>> + index.txMode = FULL
>> + index.cursor.prefetchSize = 10000
>> - SBTREE
>> + sbtree.maxDepth = 64
>> + sbtree.maxKeySize = 10240
>> + sbtree.maxEmbeddedValueSize = 40960
>> - SBTREEBONSAI
>> + sbtreebonsai.bucketSize = 2
>> + sbtreebonsai.linkBagCache.size = 100000
>> + sbtreebonsai.linkBagCache.evictionSize = 1000
>> + sbtreebonsai.freeSpaceReuseTrigger = 0.5
>> - RIDBAG
>> + ridBag.embeddedDefaultSize = 4
>> + ridBag.embeddedToSbtreeBonsaiThreshold = 40
>> + ridBag.sbtreeBonsaiToEmbeddedToThreshold = -1
>> - COLLECTIONS
>> + collections.preferSBTreeSet = false
>> - FILE
>> + file.trackFileClose = false
>> + file.lock = true
>> + file.deleteDelay = 10
>> + file.deleteRetry = 50
>> - SECURITY
>> + security.userPasswordSaltIterations = 65536
>> + security.userPasswordSaltCacheSize = 500
>> + security.userPasswordDefaultAlgorithm = PBKDF2WithHmacSHA256
>> - NETWORK
>> + network.maxConcurrentSessions = 1000
>> + network.socketBufferSize = 0
>> + network.lockTimeout = 15000
>> + network.socketTimeout = 15000
>> + network.requestTimeout = 3600000
>> + network.retry.strategy = auto
>> + network.retry = 5
>> + network.retryDelay = 500
>> + network.binary.loadBalancing.enabled = false
>> + network.binary.loadBalancing.timeout = 2000
>> + network.binary.maxLength = 16384
>> + network.binary.readResponse.maxTimes = 20
>> + network.binary.debug = false
>> + network.http.installDefaultCommands = true
>> + network.http.serverInfo = OrientDB Server v.2.2.34 (build
>> f340442755a31eabc91b87cb3ef99eda5cee6ebd, branch 2.2.x)
>> + network.http.maxLength = 1000000
>> + network.http.streaming = false
>> + network.http.charset = utf-8
>> + network.http.jsonResponseError = true
>> + network.http.jsonp = false
>> + network.http.sessionExpireTimeout = 300
>> + network.http.useToken = false
>> + network.token.secretKey =
>> + network.token.encryptionAlgorithm = HmacSHA256
>> + network.token.expireTimeout = 60
>> - PROFILER
>> + profiler.enabled = false
>> + profiler.config = null
>> + profiler.autoDump.interval = 0
>> + profiler.autoDump.type = full
>> + profiler.maxValues = 200
>> + profiler.memoryCheckInterval = 120000
>> - SEQUENCE
>> + sequence.maxRetry = 100
>> + sequence.retryDelay = 200
>> - STORAGEPROFILER
>> + storageProfiler.intervalBetweenSnapshots = 100
>> + storageProfiler.cleanUpInterval = 5000
>> - LOG
>> + log.console.level = info
>> + log.file.level = fine
>> - CLASS
>> + class.minimumClusters = 0
>> - LOG
>> + log.console.ansi = auto
>> - CACHE
>> + cache.local.impl =
>> com.orientechnologies.orient.core.cache.ORecordCacheWeakRefs
>> - COMMAND
>> + command.timeout = 0
>> + command.cache.enabled = false
>> + command.cache.evictStrategy = PER_CLUSTER
>> + command.cache.minExecutionTime = 10
>> + command.cache.maxResultsetSize = 500
>> - QUERY
>> + query.useSoftReferencesInResultSet = false
>> + query.parallelAuto = false
>> + query.parallelMinimumRecords = 300000
>> + query.parallelResultQueueSize = 20000
>> + query.scanPrefetchPages = 20
>> + query.scanBatchSize = 1000
>> + query.scanThresholdTip = 50000
>> + query.limitThresholdTip = 10000
>> + query.live.support = true
>> + query.timeout.defaultStrategy = EXCEPTION
>> - LUCENE
>> + lucene.query.pageSize = 10000
>> - STATEMENT
>> + statement.cacheSize = 100
>> - SQL
>> + sql.graphConsistencyMode = tx
>> - CLIENT
>> + client.channel.maxPool = 200
>> + client.connectionPool.waitTimeout = 5000
>> + client.channel.dbReleaseWaitTimeout = 10000
>> + client.ssl.enabled = false
>> + client.ssl.keyStore = null
>> + client.ssl.keyStorePass = null
>> + client.ssl.trustStore = null
>> + client.ssl.trustStorePass = null
>> - SERVER
>> + server.openAllDatabasesAtStartup = false
>> + server.channel.cleanDelay = 5000
>> + server.cache.staticFile = false
>> + server.log.dumpClientExceptionLevel = FINE
>> + server.log.dumpClientExceptionFullStackTrace = false
>> - DISTRIBUTED
>> + distributed.dumpStatsEvery = 0
>> + distributed.crudTaskTimeout = 10000
>> + distributed.maxStartupDelay = 10000
>> + distributed.commandTaskTimeout = 120000
>> + distributed.commandQuickTaskTimeout = 5000
>> + distributed.commandLongTaskTimeout = 86400000
>> + distributed.deployDbTaskTimeout = 1200000
>> + distributed.deployChunkTaskTimeout = 60000
>> + distributed.deployDbTaskCompression = 7
>> + distributed.asynchQueueSize = 0
>> + distributed.asynchResponsesTimeout = 15000
>> + distributed.purgeResponsesTimerDelay = 15000
>> + distributed.conflictResolverRepairerChain =
>> quorum,content,majority,version
>> + distributed.conflictResolverRepairerCheckEvery = 5000
>> + distributed.conflictResolverRepairerBatch = 50
>> + distributed.txAliveTimeout = 30000
>> + distributed.requestChannels = 1
>> + distributed.responseChannels = 1
>> + distributed.queueTimeout = 15000
>> + distributed.heartbeatTimeout = 10000
>> + distributed.checkHealthCanOfflineServer = false
>> + distributed.checkHealthEvery = 10000
>> + distributed.autoRemoveOfflineServers = 0
>> + distributed.publishNodeStatusEvery = 10000
>> + distributed.localQueueSize = 10000
>> + distributed.dbWorkerThreads = 0
>> + distributed.queueMaxSize = 10000
>> + distributed.backupDirectory = ../backup/databases
>> + distributed.backupTryIncrementalFirst = true
>> + distributed.checkIntegrityLastTxs = 16
>> + distributed.concurrentTxMaxAutoRetry = 15
>> + distributed.atomicLockTimeout = 1000
>> + distributed.concurrentTxAutoRetryDelay = 10
>> - DB
>> + db.document.serializer = ORecordSerializerBinary
>> - CLIENT
>> + client.krb5.config = null
>> + client.krb5.ccname = null
>> + client.krb5.ktname = null
>> + client.credentialinterceptor = null
>> + client.ci.keyalgorithm = AES
>> + client.ci.ciphertransform = AES/CBC/PKCS5Padding
>> + client.ci.keystore.file = null
>> + client.ci.keystore.password = null
>> - SECURITY
>> + security.createDefaultUsers = true
>> - SERVER
>> + server.security.file = null
>> - ORIENT
>> + orient.initInServletContextListener = true
>> - JNA
>> + jna.disable.system.library = true
>> - DB
>> + db.makeFullCheckpointOnIndexChange = true
>> + db.makeFullCheckpointOnSchemaChange = true
>> - CLIENT
>> + client.session.tokenBased = true
>> - OAUTH2
>> + oauth2.secretkey =
>> - STORAGE
>> + storage.cluster.usecrc32 = false
>> - LAZYSET
>> + lazyset.workOnStream = true
>> - DB
>> + db.mvcc = true
>> + db.use.distributedVersion = false
>> - MVRBTREE
>> + mvrbtree.timeout = 0
>> + mvrbtree.nodePageSize = 256
>> + mvrbtree.loadFactor = 0.7
>> + mvrbtree.optimizeThreshold = 100000
>> + mvrbtree.entryPoints = 64
>> + mvrbtree.optimizeEntryPointsFactor = 1.0
>> + mvrbtree.entryKeysInMemory = false
>> + mvrbtree.entryValuesInMemory = false
>> + mvrbtree.ridBinaryThreshold = -1
>> + mvrbtree.ridNodePageSize = 64
>> + mvrbtree.ridNodeSaveMemory = false
>> - TX
>> + tx.commit.synch = false
>> + tx.autoRetry = 1
>> + tx.log.fileType = classic
>> + tx.log.synch = false
>> + tx.useLog = true
>> - INDEX
>> + index.auto.rebuildAfterNotSoftClose = true
>> - CLIENT
>> + client.channel.minPool = 50
>> - STORAGE
>> + storage.keepOpen = true
>> - CACHE
>> + cache.local.enabled = true
>> - DISTRIBUTED
>> + distributed.shutdownTimeout = 2000
>>
>> --
>>
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