I am trying to start Ignite as follows I am running ignite on windows 10 and i have 32 GB RAM out of which 22 GB is free available. If i specify maxsize = 1gb it works fine but for maxsize=2gb it fails., why?
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd";> <bean id="grid.cfg" class="org.apache.ignite.configuration.IgniteConfiguration"> <property name="systemWorkerBlockedTimeout" value="#{5 * 60 * 1000}"/> <property name="failureDetectionTimeout" value="120000"/> <property name="clientFailureDetectionTimeout" value="120000"/> <property name="failureHandler"> <bean class="org.apache.ignite.failure.StopNodeFailureHandler"> <property name="ignoredFailureTypes"> <list> </list> </property> </bean> </property> <property name="cacheConfiguration"> <list> <bean class="org.apache.ignite.configuration.CacheConfiguration"> <property name="name" value="WorkbenchCache"/> <property name="atomicityMode" value="ATOMIC"/> <property name="backups" value="1"/> </bean> </list> </property> <property name="dataStorageConfiguration"> <bean class="org.apache.ignite.configuration.DataStorageConfiguration"> <property name="defaultDataRegionConfiguration"> <bean class="org.apache.ignite.configuration.DataRegionConfiguration"> <property name="persistenceEnabled" value="true" /> <property name="name" value="Default_Region"/> <property name="initialSize" value="#{500L * 1024 * 1024}"/> *<property name="maxSize" value="#{1L * 1024 * 1024 * 1024}"/>* </bean> </property> <property name="walMode" value="FSYNC"/> <property name="writeThrottlingEnabled" value="true" /> <property name="pageSize" value="4096"/> </bean> </property> <property name="discoverySpi"> <bean class="org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi"> <property name="ipFinder"> <bean class="org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder"> <property name="addresses"> <list> <value>MyHostName1:47500..47501</value> <value>MyHostName2:47500..47501</value> </list> </property> </bean> </property> </bean> </property> <property name="communicationSpi"> <bean class="org.apache.ignite.spi.communication.tcp.TcpCommunicationSpi"> <property name="localPort" value="48100" /> <property name="localPortRange" value="10" /> <property name="usePairedConnections" value="true"></property> <property name="messageQueueLimit" value="1024"></property> <property name="directSendBuffer" value="true"></property> <property name="selectorsCount" value="4"></property> <property name="socketWriteTimeout" value="300000" /> </bean> </property> </bean> </beans> Now as soon i increase <property name="maxSize" value="#{2L * 1024 * 1024 * 1024}"/> 2gb onward it throws out of memory exception class Program { public static IIgnite IgniteServer; static void Main(string[] args) { try { String EnvironmentPath = Environment.GetEnvironmentVariable("IGNITE_HOME"); Environment.SetEnvironmentVariable("_JAVA_OPTIONS", "-Xms1g"); var _configPath = Path.Combine(EnvironmentPath, "config\\ignite_server_config.xml"); if (File.Exists(_configPath)) { Console.WriteLine(_configPath); IgniteServer = Ignition.Start(_configPath); Console.WriteLine("server started"); //Activate cluster IgniteServer.GetCluster().SetActive(true); Console.WriteLine("Cluster activated"); //Get all server nodes which are up and running. ICollection<IClusterNode> nodes = IgniteServer.GetCluster().ForServers().GetNodes(); //Set baseline topology that is represented by these nodes IgniteServer.GetCluster().SetBaselineTopology(nodes); } } catch(Exception ex) { Console.WriteLine(ex); } } } Ignite Log: [11:40:37,161][INFO][exchange-worker-#43][FsyncModeFileWriteAheadLogManager] Resolved write ahead log archive directory: E:\apache-ignite-2.7.6-bin\work\db\wal\archive\node00-8a0f96ea-f6d6-42dd-b9bc-7a61d88fbf88 [11:40:37,161][INFO][exchange-worker-#43][FsyncModeFileWriteAheadLogManager] Started write-ahead log manager [mode=FSYNC] [11:40:37,161][INFO][main][IgniteKernal] Performance suggestions for grid (fix if possible) [11:40:37,161][INFO][main][IgniteKernal] To disable, set -DIGNITE_PERFORMANCE_SUGGESTIONS_DISABLED=true [11:40:37,161][INFO][main][IgniteKernal] ^-- Enable server mode for JVM (add '-server' to JVM options) [11:40:37,161][INFO][main][IgniteKernal] ^-- Enable G1 Garbage Collector (add '-XX:+UseG1GC' to JVM options) [11:40:37,161][INFO][main][IgniteKernal] ^-- Specify JVM heap max size (add '-Xmx<size>[g|G|m|M|k|K]' to JVM options) [11:40:37,161][INFO][main][IgniteKernal] ^-- Set max direct memory size if getting 'OOME: Direct buffer memory' (add '-XX:MaxDirectMemorySize=<size>[g|G|m|M|k|K]' to JVM options) [11:40:37,161][INFO][main][IgniteKernal] ^-- Disable processing of calls to System.gc() (add '-XX:+DisableExplicitGC' to JVM options) [11:40:37,161][INFO][main][IgniteKernal] Refer to this page for more performance suggestions: https://apacheignite.readme.io/docs/jvm-and-system-tuning [11:40:37,161][INFO][main][IgniteKernal] [11:40:37,161][INFO][exchange-worker-#43][PageMemoryImpl] Started page memory [memoryAllocated=100.0 MiB, pages=24808, tableSize=1.9 MiB, checkpointBuffer=100.0 MiB] [11:40:37,161][INFO][main][IgniteKernal] To start Console Management & Monitoring run ignitevisorcmd.{sh|bat} [11:40:37,177][INFO][exchange-worker-#43][PageMemoryImpl] Started page memory [memoryAllocated=100.0 MiB, pages=24808, tableSize=1.9 MiB, checkpointBuffer=100.0 MiB] [11:40:37,177][INFO][main][IgniteKernal] Data Regions Configured: [11:40:37,177][INFO][main][IgniteKernal] ^-- Default_Region [initSize=500.0 MiB, maxSize=2.0 GiB, persistence=true] [11:40:37,177][INFO][main][IgniteKernal] >>> +----------------------------------------------------------------------+ >>> Ignite ver. 2.7.6#20190911-sha1:21f7ca41c4348909e2fd26ccf59b5b2ce1f4474e >>> +----------------------------------------------------------------------+ >>> OS name: Windows Server 2008 R2 6.1 x86 >>> CPU(s): 8 >>> Heap: 1.0GB >>> VM name: 5616@****** >>> Local node [ID=4045A130-7CB5-49EB-B483-BC8B7CF0BDA1, order=1, >>> clientMode=false] >>> Local node addresses: [********] >>> Local ports: TCP:10800 TCP:11211 TCP:47500 TCP:48100 [11:40:37,177][SEVERE][exchange-worker-#43][GridDhtPartitionsExchangeFuture] Failed to reinitialize local partitions (rebalancing will be stopped): GridDhtPartitionExchangeId [topVer=AffinityTopologyVersion [topVer=1, minorTopVer=1], discoEvt=DiscoveryCustomEvent [customMsg=ChangeGlobalStateMessage [id=d502b1a8f61-5791bb11-5e5b-4b85-b04c-e1d1f9bbfd6a, reqId=f9a4d984-f34f-492a-ba10-bbd2d1d0318b, initiatingNodeId=4045a130-7cb5-49eb-b483-bc8b7cf0bda1, activate=true, baselineTopology=BaselineTopology [id=0, branchingHash=501879262, branchingType='Cluster activation', baselineNodes=[8a0f96ea-f6d6-42dd-b9bc-7a61d88fbf88]], forceChangeBaselineTopology=false, timestamp=1578570037052], affTopVer=AffinityTopologyVersion [topVer=1, minorTopVer=1], super=DiscoveryEvent [evtNode=TcpDiscoveryNode [id=4045a130-7cb5-49eb-b483-bc8b7cf0bda1, addrs=[0:0:0:0:0:0:0:1, 10.62.21.53, 10.62.44.30, 10.63.216.30, 127.0.0.1], sockAddrs=[UEU-IP-WAPP0002.coresit.msci.org/10.63.216.30:47500, /10.62.44.30:47500, /0:0:0:0:0:0:0:1:47500, /127.0.0.1:47500, /10.62.21.53:47500], discPort=47500, order=1, intOrder=1, lastExchangeTime=1578570033978, loc=true, ver=2.7.6#20190911-sha1:21f7ca41, isClient=false], topVer=1, nodeId8=4045a130, msg=null, type=DISCOVERY_CUSTOM_EVT, tstamp=1578570037145]], nodeId=4045a130, evt=DISCOVERY_CUSTOM_EVT] java.lang.OutOfMemoryError at sun.misc.Unsafe.allocateMemory(Native Method) at org.apache.ignite.internal.util.GridUnsafe.allocateMemory(GridUnsafe.java:1205) at org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider.nextRegion(UnsafeMemoryProvider.java:103) at org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager$6.nextRegion(GridCacheDatabaseSharedManager.java:1131) at org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl.start(PageMemoryImpl.java:356) at org.apache.ignite.internal.processors.cache.persistence.IgniteCacheDatabaseSharedManager.startMemoryPolicies(IgniteCacheDatabaseSharedManager.java:224) at org.apache.ignite.internal.processors.cache.persistence.IgniteCacheDatabaseSharedManager.onActivate(IgniteCacheDatabaseSharedManager.java:1148) at org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.onActivate(GridCacheDatabaseSharedManager.java:709) at org.apache.ignite.internal.processors.cache.GridCacheSharedContext.activate(GridCacheSharedContext.java:278) at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.onClusterStateChangeRequest(GridDhtPartitionsExchangeFuture.java:1082) at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.init(GridDhtPartitionsExchangeFuture.java:736) at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body0(GridCachePartitionExchangeManager.java:2681) at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body(GridCachePartitionExchangeManager.java:2553) at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at java.lang.Thread.run(Unknown Source) [11:40:37,177][INFO][main][GridDiscoveryManager] Topology snapshot [ver=1, locNode=4045a130, servers=1, clients=0, state=INACTIVE, CPUs=8, offheap=2.0GB, heap=1.0GB] [11:40:37,177][INFO][exchange-worker-#43][GridDhtPartitionsExchangeFuture] Finish exchange future [startVer=AffinityTopologyVersion [topVer=1, minorTopVer=1], resVer=null, err=java.lang.OutOfMemoryError] [11:40:37,177][INFO][main][GridDiscoveryManager] ^-- Baseline [id=0, size=1, online=1, offline=0] [11:40:37,177][INFO][main][GridDiscoveryManager] ^-- All baseline nodes are online, will start auto-activation [11:40:37,177][INFO][exchange-worker-#43][GridDhtPartitionsExchangeFuture] Completed partition exchange [localNode=4045a130-7cb5-49eb-b483-bc8b7cf0bda1, exchange=GridDhtPartitionsExchangeFuture [topVer=AffinityTopologyVersion [topVer=1, minorTopVer=1], evt=DISCOVERY_CUSTOM_EVT, evtNode=TcpDiscoveryNode [id=4045a130-7cb5-49eb-b483-bc8b7cf0bda1, addrs=[0:0:0:0:0:0:0:1, 10.62.21.53, 10.62.44.30, 10.63.216.30, 127.0.0.1], sockAddrs=[UEU-IP-WAPP0002.coresit.msci.org/10.63.216.30:47500, /10.62.44.30:47500, /0:0:0:0:0:0:0:1:47500, /127.0.0.1:47500, /10.62.21.53:47500], discPort=47500, order=1, intOrder=1, lastExchangeTime=1578570033978, loc=true, ver=2.7.6#20190911-sha1:21f7ca41, isClient=false], done=true], topVer=null, durationFromInit=32] [11:40:37,177][SEVERE][exchange-worker-#43][] Critical system error detected. Will be handled accordingly to configured handler [hnd=StopNodeFailureHandler [super=AbstractFailureHandler [ignoredFailureTypes=[]]], failureCtx=FailureContext [type=CRITICAL_ERROR, err=java.lang.OutOfMemoryError]] java.lang.OutOfMemoryError at sun.misc.Unsafe.allocateMemory(Native Method) at org.apache.ignite.internal.util.GridUnsafe.allocateMemory(GridUnsafe.java:1205) at org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider.nextRegion(UnsafeMemoryProvider.java:103) at org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager$6.nextRegion(GridCacheDatabaseSharedManager.java:1131) at org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl.start(PageMemoryImpl.java:356) at org.apache.ignite.internal.processors.cache.persistence.IgniteCacheDatabaseSharedManager.startMemoryPolicies(IgniteCacheDatabaseSharedManager.java:224) at org.apache.ignite.internal.processors.cache.persistence.IgniteCacheDatabaseSharedManager.onActivate(IgniteCacheDatabaseSharedManager.java:1148) at org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.onActivate(GridCacheDatabaseSharedManager.java:709) at org.apache.ignite.internal.processors.cache.GridCacheSharedContext.activate(GridCacheSharedContext.java:278) at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.onClusterStateChangeRequest(GridDhtPartitionsExchangeFuture.java:1082) at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.init(GridDhtPartitionsExchangeFuture.java:736) at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body0(GridCachePartitionExchangeManager.java:2681) at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body(GridCachePartitionExchangeManager.java:2553) at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at java.lang.Thread.run(Unknown Source) [11:40:37,192][WARNING][main][] GC server mode is not enabled, this could lead to less than optimal performance on multi-core machines (to enable see http://msdn.microsoft.com/en-us/library/ms229357(v=vs.110).aspx). [11:40:37,192][INFO][main][PluginProcessor] Configured .NET plugins: [11:40:37,192][WARNING][exchange-worker-#43][FailureProcessor] No deadlocked threads detected. [11:40:37,192][INFO][main][PluginProcessor] ^-- None [11:40:37,192][WARNING][exchange-worker-#43][FailureProcessor] Thread dump at 2020/01/09 11:40:37 UTC Thread [name="wal-file-archiver%null-#44", id=73, state=WAITING, blockCnt=0, waitCnt=1] Lock [object=o.a.i.i.processors.cache.persistence.wal.FsyncModeFileWriteAheadLogManager$FileArchiver@1212090, ownerName=null, ownerId=-1] at java.lang.Object.wait(Native Method) at java.lang.Object.wait(Unknown Source) at o.a.i.i.processors.cache.persistence.wal.FsyncModeFileWriteAheadLogManager$FileArchiver.body(FsyncModeFileWriteAheadLogManager.java:1581) at o.a.i.i.util.worker.GridWorker.run(GridWorker.java:120) at java.lang.Thread.run(Unknown Source) Thread [name="session-timeout-worker-#34", id=50, state=TIMED_WAITING, blockCnt=0, waitCnt=1] at java.lang.Thread.sleep(Native Method) at o.a.i.i.processors.rest.GridRestProcessor$4.body(GridRestProcessor.java:495) at o.a.i.i.util.worker.GridWorker.run(GridWorker.java:120) at java.lang.Thread.run(Unknown Source) Thread [name="exchange-worker-#43", id=72, state=RUNNABLE, blockCnt=2, waitCnt=1] at sun.management.ThreadImpl.dumpThreads0(Native Method) at sun.management.ThreadImpl.dumpAllThreads(Unknown Source) at o.a.i.i.util.IgniteUtils.dumpThreads(IgniteUtils.java:1368) at o.a.i.i.processors.failure.FailureProcessor.process(FailureProcessor.java:128) - locked o.a.i.i.processors.failure.FailureProcessor@f8f726 at o.a.i.i.processors.failure.FailureProcessor.process(FailureProcessor.java:104) at o.a.i.i.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body(GridCachePartitionExchangeManager.java:2567) at o.a.i.i.util.worker.GridWorker.run(GridWorker.java:120) at java.lang.Thread.run(Unknown Source) -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/
