I think this is definitely a bug. Imagine that EP is used to maintain a counter, and the counter is incremented with every update. In this case the counter will be updated 2 times instead of 1.
Alexey G., would be nice to hear your thoughts here. D. On Wed, Dec 2, 2015 at 9:08 PM, Valentin Kulichenko < valentin.kuliche...@gmail.com> wrote: > Igniters, > > I noticed that when I execute cache.invoke() in transactional cache, it's > invoked twice for the same old value on the primary node. First invocation > is done on prepare step [1], the second one happens on commit [2]. Is this > expected behavior? Why can't we reuse already calculated new value during > commit? > > [1] > java.lang.RuntimeException: XXX > at > > com.workday.fabric.ScratchClient$ScratchEntryProcessor.process(ScratchClient.java:106) > at > > com.workday.fabric.ScratchClient$ScratchEntryProcessor.process(ScratchClient.java:96) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.onEntriesLocked(GridDhtTxPrepareFuture.java:381) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.prepare0(GridDhtTxPrepareFuture.java:909) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.mapIfLocked(GridDhtTxPrepareFuture.java:527) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.prepare(GridDhtTxPrepareFuture.java:822) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxLocal.prepareAsync(GridDhtTxLocal.java:462) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.prepareNearTx(IgniteTxHandler.java:406) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.prepareTx(IgniteTxHandler.java:200) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.processNearTxPrepareRequest(IgniteTxHandler.java:101) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler$1.apply(IgniteTxHandler.java:114) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler$1.apply(IgniteTxHandler.java:112) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:580) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:280) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.handleMessage(GridCacheIoManager.java:198) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$000(GridCacheIoManager.java:77) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager$1.onMessage(GridCacheIoManager.java:160) > at > > org.apache.ignite.internal.managers.communication.GridIoManager.processRegularMessage0(GridIoManager.java:811) > at > > org.apache.ignite.internal.managers.communication.GridIoManager.access$1500(GridIoManager.java:106) > at > > org.apache.ignite.internal.managers.communication.GridIoManager$5.run(GridIoManager.java:774) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > > [2] > java.lang.RuntimeException: XXX > at > > com.workday.fabric.ScratchClient$ScratchEntryProcessor.process(ScratchClient.java:106) > at > > com.workday.fabric.ScratchClient$ScratchEntryProcessor.process(ScratchClient.java:96) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxAdapter.applyTransformClosures(IgniteTxAdapter.java:1314) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter.userCommit(IgniteTxLocalAdapter.java:826) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxLocalAdapter.finish(GridDhtTxLocalAdapter.java:836) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxLocal.finish(GridDhtTxLocal.java:657) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxLocal.commitAsync(GridDhtTxLocal.java:557) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.onDone(GridDhtTxPrepareFuture.java:574) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.onDone(GridDhtTxPrepareFuture.java:95) > at > > org.apache.ignite.internal.util.future.GridCompoundFuture.checkComplete(GridCompoundFuture.java:260) > at > > org.apache.ignite.internal.util.future.GridCompoundFuture.access$700(GridCompoundFuture.java:43) > at > > org.apache.ignite.internal.util.future.GridCompoundFuture$Listener.apply(GridCompoundFuture.java:358) > at > > org.apache.ignite.internal.util.future.GridCompoundFuture$Listener.apply(GridCompoundFuture.java:302) > at > > org.apache.ignite.internal.util.future.GridFutureAdapter.notifyListener(GridFutureAdapter.java:262) > at > > org.apache.ignite.internal.util.future.GridFutureAdapter.notifyListeners(GridFutureAdapter.java:250) > at > > org.apache.ignite.internal.util.future.GridFutureAdapter.onDone(GridFutureAdapter.java:380) > at > > org.apache.ignite.internal.util.future.GridFutureAdapter.onDone(GridFutureAdapter.java:346) > at > > org.apache.ignite.internal.util.future.GridFutureAdapter.onDone(GridFutureAdapter.java:323) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture$MiniFuture.onResult(GridDhtTxPrepareFuture.java:1477) > at > > org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxPrepareFuture.onResult(GridDhtTxPrepareFuture.java:454) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.processDhtTxPrepareResponse(IgniteTxHandler.java:524) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler.access$200(IgniteTxHandler.java:87) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler$6.apply(IgniteTxHandler.java:144) > at > > org.apache.ignite.internal.processors.cache.transactions.IgniteTxHandler$6.apply(IgniteTxHandler.java:142) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:580) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:280) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.handleMessage(GridCacheIoManager.java:198) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$000(GridCacheIoManager.java:77) > at > > org.apache.ignite.internal.processors.cache.GridCacheIoManager$1.onMessage(GridCacheIoManager.java:160) > at > > org.apache.ignite.internal.managers.communication.GridIoManager.processRegularMessage0(GridIoManager.java:811) > at > > org.apache.ignite.internal.managers.communication.GridIoManager.access$1500(GridIoManager.java:106) > at > > org.apache.ignite.internal.managers.communication.GridIoManager$5.run(GridIoManager.java:774) > at > > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > > -Val >
