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https://issues.apache.org/jira/browse/IGNITE-10039?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aleksey Plekhanov updated IGNITE-10039:
---------------------------------------
    Fix Version/s:     (was: 2.9)

> Small data region may lead IgniteOOM
> ------------------------------------
>
>                 Key: IGNITE-10039
>                 URL: https://issues.apache.org/jira/browse/IGNITE-10039
>             Project: Ignite
>          Issue Type: Bug
>          Components: cache, persistence
>    Affects Versions: 2.7
>            Reporter: Sergey Kozlov
>            Priority: Major
>
> For small data region(s) the node restart may lead IgniteOOM. We should 
> calculate the minimal required size and show a warning message on node output.
> {noformat}
> [21:36:06,648][SEVERE][exchange-worker-#63][] Critical system error detected. 
> Will be handled accordingly to configured handler 
> [hnd=StopNodeOrHaltFailureHandler [tryStop=false, timeout=0, 
> super=AbstractFailureHandler [ignoredFailureTypes=UnmodifiableSet 
> [SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext [type=CRITICAL_ERROR, 
> err=class o.a.i.i.mem.IgniteOutOfMemoryException: Failed to find a page for 
> eviction [segmentCapacity=3952, loaded=1549, maxDirtyPages=1162, 
> dirtyPages=1549, cpPages=0, pinnedInSegment=0, failedToPrepare=1549]
> Out of memory in data region [name=default, initSize=50.0 MiB, maxSize=100.0 
> MiB, persistenceEnabled=true] Try the following:
>   ^-- Increase maximum off-heap memory size (DataRegionConfiguration.maxSize)
>   ^-- Enable Ignite persistence (DataRegionConfiguration.persistenceEnabled)
>   ^-- Enable eviction or expiration policies]]
> class org.apache.ignite.internal.mem.IgniteOutOfMemoryException: Failed to 
> find a page for eviction [segmentCapacity=3952, loaded=1549, 
> maxDirtyPages=1162, dirtyPages=1549, cpPages=0, pinnedInSegment=0, 
> failedToPrepare=1549]
> Out of memory in data region [name=default, initSize=50.0 MiB, maxSize=100.0 
> MiB, persistenceEnabled=true] Try the following:
>   ^-- Increase maximum off-heap memory size (DataRegionConfiguration.maxSize)
>   ^-- Enable Ignite persistence (DataRegionConfiguration.persistenceEnabled)
>   ^-- Enable eviction or expiration policies
>       at 
> org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl$Segment.tryToFindSequentially(PageMemoryImpl.java:2361)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl$Segment.removePageForReplacement(PageMemoryImpl.java:2255)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl$Segment.access$900(PageMemoryImpl.java:1864)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl.acquirePage(PageMemoryImpl.java:696)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.pagemem.PageMemoryImpl.acquirePage(PageMemoryImpl.java:637)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.DataStructure.acquirePage(DataStructure.java:144)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.freelist.PagesList.init(PagesList.java:169)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.freelist.AbstractFreeList.<init>(AbstractFreeList.java:371)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.freelist.CacheFreeListImpl.<init>(CacheFreeListImpl.java:49)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheOffheapManager$GridCacheDataStore$1.<init>(GridCacheOffheapManager.java:1339)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheOffheapManager$GridCacheDataStore.init0(GridCacheOffheapManager.java:1339)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheOffheapManager$GridCacheDataStore.updateCounter(GridCacheOffheapManager.java:1631)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtLocalPartition.updateCounter(GridDhtLocalPartition.java:991)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtLocalPartition.<init>(GridDhtLocalPartition.java:224)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtPartitionTopologyImpl.forceCreatePartition(GridDhtPartitionTopologyImpl.java:884)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.restorePartitionStates(GridCacheDatabaseSharedManager.java:2444)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.applyLastUpdates(GridCacheDatabaseSharedManager.java:2382)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.restoreState(GridCacheDatabaseSharedManager.java:1624)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager.beforeExchange(GridCacheDatabaseSharedManager.java:1298)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.distributedExchange(GridDhtPartitionsExchangeFuture.java:1453)
>       at 
> org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.init(GridDhtPartitionsExchangeFuture.java:806)
>       at 
> org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body0(GridCachePartitionExchangeManager.java:2667)
>       at 
> org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body(GridCachePartitionExchangeManager.java:2539)
>       at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
>       at java.lang.Thread.run(Thread.java:748)
> {noformat}



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