[ 
https://issues.apache.org/jira/browse/IGNITE-12456?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ravi Kumar Powli updated IGNITE-12456:
--------------------------------------
    Description: 
We have Apache Ignite 3 node cluster setup with Amazon S3 Based Discovery.we 
are into AWS cloud environment with Microservice model with 8 microservices.we 
are using Ignite for session data store.While performing load test we are 
facing data grid issues if the number of clients reached 40 , Once data grid 
got corrupted we will lost the session store data and Application will not 
respond due to session data also corrupted and all the instances will auto 
scaled down to initial size 8.We need to restart Apache Ignite to make the 
Application up.Please find the attached Apache Ignite Configuration for your 
reference.
This is Impacting the scalability for the micro-services. It is very evident 
that the current state based architecture will not scale beyond a certain TPS 
and the state store, especially Ignite becomes the single point of failure, 
stalling the full Micro-service cluster.

 Apache Ignite Version : 2.7.0

07:24:46,678][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-5, 
blockedFor=21s]07:24:46,678][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-5, 
blockedFor=21s][07:24:46,680][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:52,692][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=ttl-cleanup-worker, 
blockedFor=27s][07:24:52,692][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=ttl-cleanup-worker, igniteInstanceName=DataStoreIgniteCache, 
finished=false, heartbeatTs=1575271465044]]]class 
org.apache.ignite.IgniteException: GridWorker [name=ttl-cleanup-worker, 
igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465044] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:55,694][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-1, 
blockedFor=24s][07:24:55,694][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-1, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471538]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-1, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471538] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:58,700][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-4, 
blockedFor=29s][07:24:58,700][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-4, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469397]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-4, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469397] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:59,833][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-7, 
blockedFor=29s][07:24:59,833][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-7, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469973]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-7, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469973] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:04,716][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-0, 
blockedFor=39s][07:25:04,716][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-0, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271464782]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-0, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271464782] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:05,870][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-3, 
blockedFor=34s][07:25:05,870][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-3, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471528]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-3, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471528] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:07,011][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-6, 
blockedFor=41s][07:25:07,011][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-6, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465428]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-6, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465428] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:08,167][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-5, 
blockedFor=42s][07:25:08,167][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:09,310][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-2, 
blockedFor=40s][07:25:09,311][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-2, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271468397]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-2, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271468397] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:14,183][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=ttl-cleanup-worker, 
blockedFor=49s][07:25:14,183][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=ttl-cleanup-worker, igniteInstanceName=DataStoreIgniteCache, 
finished=false, heartbeatTs=1575271465044]]]class 
org.apache.ignite.IgniteException: GridWorker [name=ttl-cleanup-worker, 
igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465044] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)

 

  was:
We have Apache Ignite 3 node cluster setup with Amazon S3 Based Discovery.we 
are into AWS cloud environment with Microservice model with 8 microservices.we 
are using Ignite for session data store.While performing load test we are 
facing data grid issues if the number of clients reached 40 , Once data grid 
got corrupted we will lost the session store data and Application will not 
respond due to session data also corrupted and all the instances will auto 
scaled down to initial size 8.We need to restart Apache Ignite to make the 
Application up.Please find the attached Apache Ignite Configuration for your 
reference.
 Apache Ignite Version : 2.7.0

07:24:46,678][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G] Blocked 
system-critical thread has been detected. This can lead to cluster-wide 
undefined behaviour [threadName=sys-stripe-5, 
blockedFor=21s]07:24:46,678][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-5, 
blockedFor=21s][07:24:46,680][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:52,692][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=ttl-cleanup-worker, 
blockedFor=27s][07:24:52,692][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=ttl-cleanup-worker, igniteInstanceName=DataStoreIgniteCache, 
finished=false, heartbeatTs=1575271465044]]]class 
org.apache.ignite.IgniteException: GridWorker [name=ttl-cleanup-worker, 
igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465044] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:55,694][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-1, 
blockedFor=24s][07:24:55,694][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-1, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471538]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-1, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471538] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:58,700][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-4, 
blockedFor=29s][07:24:58,700][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-4, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469397]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-4, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469397] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:59,833][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-7, 
blockedFor=29s][07:24:59,833][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-7, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469973]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-7, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271469973] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:04,716][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-0, 
blockedFor=39s][07:25:04,716][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-0, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271464782]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-0, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271464782] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:05,870][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-3, 
blockedFor=34s][07:25:05,870][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-3, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471528]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-3, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271471528] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:07,011][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-6, 
blockedFor=41s][07:25:07,011][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-6, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465428]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-6, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465428] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:08,167][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-5, 
blockedFor=42s][07:25:08,167][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465499] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:09,310][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=sys-stripe-2, 
blockedFor=40s][07:25:09,311][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=sys-stripe-2, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271468397]]]class org.apache.ignite.IgniteException: GridWorker 
[name=sys-stripe-2, igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271468397] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at 
org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:14,183][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][G]
 Blocked system-critical thread has been detected. This can lead to 
cluster-wide undefined behaviour [threadName=ttl-cleanup-worker, 
blockedFor=49s][07:25:14,183][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%][]
 Critical system error detected. Will be handled accordingly to configured 
handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
[ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
[type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
[name=ttl-cleanup-worker, igniteInstanceName=DataStoreIgniteCache, 
finished=false, heartbeatTs=1575271465044]]]class 
org.apache.ignite.IgniteException: GridWorker [name=ttl-cleanup-worker, 
igniteInstanceName=DataStoreIgniteCache, finished=false, 
heartbeatTs=1575271465044] at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
 at 
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
 at 
org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
 at 
org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
 at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
 at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) 
at 
org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
 at org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)

 


> Cluster Data Store grid gets Corrupted for Load test
> ----------------------------------------------------
>
>                 Key: IGNITE-12456
>                 URL: https://issues.apache.org/jira/browse/IGNITE-12456
>             Project: Ignite
>          Issue Type: Bug
>          Components: general
>    Affects Versions: 2.7
>            Reporter: Ravi Kumar Powli
>            Priority: Blocker
>             Fix For: 2.8
>
>         Attachments: default-config.xml
>
>
> We have Apache Ignite 3 node cluster setup with Amazon S3 Based Discovery.we 
> are into AWS cloud environment with Microservice model with 8 
> microservices.we are using Ignite for session data store.While performing 
> load test we are facing data grid issues if the number of clients reached 40 
> , Once data grid got corrupted we will lost the session store data and 
> Application will not respond due to session data also corrupted and all the 
> instances will auto scaled down to initial size 8.We need to restart Apache 
> Ignite to make the Application up.Please find the attached Apache Ignite 
> Configuration for your reference.
> This is Impacting the scalability for the micro-services. It is very evident 
> that the current state based architecture will not scale beyond a certain TPS 
> and the state store, especially Ignite becomes the single point of failure, 
> stalling the full Micro-service cluster.
>  Apache Ignite Version : 2.7.0
> 07:24:46,678][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-5, 
> blockedFor=21s]07:24:46,678][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-5, 
> blockedFor=21s][07:24:46,680][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271465499]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271465499] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:52,692][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=ttl-cleanup-worker, 
> blockedFor=27s][07:24:52,692][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=ttl-cleanup-worker, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271465044]]]class 
> org.apache.ignite.IgniteException: GridWorker [name=ttl-cleanup-worker, 
> igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271465044] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:55,694][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-1, 
> blockedFor=24s][07:24:55,694][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-1, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271471538]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-1, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271471538] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:58,700][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-4, 
> blockedFor=29s][07:24:58,700][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-4, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271469397]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-4, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271469397] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:24:59,833][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-7, 
> blockedFor=29s][07:24:59,833][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-7, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271469973]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-7, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271469973] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:04,716][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-0, 
> blockedFor=39s][07:25:04,716][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-0, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271464782]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-0, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271464782] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:05,870][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-3, 
> blockedFor=34s][07:25:05,870][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-3, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271471528]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-3, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271471528] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:07,011][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-6, 
> blockedFor=41s][07:25:07,011][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-6, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271465428]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-6, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271465428] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:08,167][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-5, 
> blockedFor=42s][07:25:08,167][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271465499]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-5, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271465499] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:09,310][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=sys-stripe-2, 
> blockedFor=40s][07:25:09,311][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=sys-stripe-2, igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271468397]]]class org.apache.ignite.IgniteException: 
> GridWorker [name=sys-stripe-2, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271468397] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at 
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)[07:25:14,183][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][G]
>  Blocked system-critical thread has been detected. This can lead to 
> cluster-wide undefined behaviour [threadName=ttl-cleanup-worker, 
> blockedFor=49s][07:25:14,183][SEVERE][tcp-disco-msg-worker-#2%DataStoreIgniteCache%|#2%DataStoreIgniteCache%][]
>  Critical system error detected. Will be handled accordingly to configured 
> handler [hnd=NoOpFailureHandler [super=AbstractFailureHandler 
> [ignoredFailureTypes=[SYSTEM_WORKER_BLOCKED]]], failureCtx=FailureContext 
> [type=SYSTEM_WORKER_BLOCKED, err=class o.a.i.IgniteException: GridWorker 
> [name=ttl-cleanup-worker, igniteInstanceName=DataStoreIgniteCache, 
> finished=false, heartbeatTs=1575271465044]]]class 
> org.apache.ignite.IgniteException: GridWorker [name=ttl-cleanup-worker, 
> igniteInstanceName=DataStoreIgniteCache, finished=false, 
> heartbeatTs=1575271465044] at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1831)
>  at 
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance$2.apply(IgnitionEx.java:1826)
>  at 
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:233)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297) 
> at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2663)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7181)
>  at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2700)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7119)
>  at org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)
>  



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