[JBoss JIRA] (WFLY-13259) Memory leak in Hibernate pending-puts cache when L2 cache is enabled
by Sorin Potra (Jira)
[ https://issues.redhat.com/browse/WFLY-13259?page=com.atlassian.jira.plugi... ]
Sorin Potra updated WFLY-13259:
-------------------------------
Attachment: simple-hibernate-war.war
> Memory leak in Hibernate pending-puts cache when L2 cache is enabled
> --------------------------------------------------------------------
>
> Key: WFLY-13259
> URL: https://issues.redhat.com/browse/WFLY-13259
> Project: WildFly
> Issue Type: Bug
> Components: JPA / Hibernate
> Affects Versions: 18.0.1.Final, 19.0.0.Final
> Reporter: Sorin Potra
> Assignee: Scott Marlow
> Priority: Critical
> Attachments: pending-puts-leak.PNG, simple-hibernate-war-client.zip, simple-hibernate-war.war, simple-hibernate-war.zip
>
>
> Under certain conditions, described below, WildFly / Hibernate can leak memory into the pending-puts cache eventually causing an OutOfMemoryError. Attached you can find a web application and a standalone client that can be used to reproduce the problem. The web app defines two entities: a Parent and a Child. There is a bidirectional one-to-many relationship between the Parent and the Child. JPA L2 cache is enabled (Infinispan is the cache provider).
> Repeatedly executing a transaction that creates a new Child and adds it to the list of children in the Parent will cause the memory usage to increase steadily until OOM is encountered. If the execution of these transactions is stopped before reaching OOM, the memory will be reclaimed after a few minutes of inactivity.
> Attached you can find the following:
> - simple-hibernate-war.war - the web app that can be deployed in WildFly to reproduce the issue.
> - simple-hibernate-war.zip - the source code for the above web app. The servlet that is invoked by the client to create and persist a new Child is com.microfocus.sa.web.AddChildServlet
> - simple-hibernate-war-client.zip - the standalone client that can be used to invoke the AddChildServlet. After unzipping the archive, the client can be run with the following command from the client folder:
>
> java -cp bin com.microfocus.sa.client.AddChildClient
>
> If you need to run the client multiple times, you have to restart WildFly in between the runs, to start from a fresh state (the web app uses the h2 in memory databasewhich is reset at each restart).
> - pending-puts-leak.PNG - a screeshot from Memory Analyzer showing a leaked SessionImpl instance
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[JBoss JIRA] (WFLY-13259) Memory leak in Hibernate pending-puts cache when L2 cache is enabled
by Sorin Potra (Jira)
[ https://issues.redhat.com/browse/WFLY-13259?page=com.atlassian.jira.plugi... ]
Sorin Potra updated WFLY-13259:
-------------------------------
Attachment: simple-hibernate-war.zip
> Memory leak in Hibernate pending-puts cache when L2 cache is enabled
> --------------------------------------------------------------------
>
> Key: WFLY-13259
> URL: https://issues.redhat.com/browse/WFLY-13259
> Project: WildFly
> Issue Type: Bug
> Components: JPA / Hibernate
> Affects Versions: 18.0.1.Final, 19.0.0.Final
> Reporter: Sorin Potra
> Assignee: Scott Marlow
> Priority: Critical
> Attachments: pending-puts-leak.PNG, simple-hibernate-war-client.zip, simple-hibernate-war.war, simple-hibernate-war.zip
>
>
> Under certain conditions, described below, WildFly / Hibernate can leak memory into the pending-puts cache eventually causing an OutOfMemoryError. Attached you can find a web application and a standalone client that can be used to reproduce the problem. The web app defines two entities: a Parent and a Child. There is a bidirectional one-to-many relationship between the Parent and the Child. JPA L2 cache is enabled (Infinispan is the cache provider).
> Repeatedly executing a transaction that creates a new Child and adds it to the list of children in the Parent will cause the memory usage to increase steadily until OOM is encountered. If the execution of these transactions is stopped before reaching OOM, the memory will be reclaimed after a few minutes of inactivity.
> Attached you can find the following:
> - simple-hibernate-war.war - the web app that can be deployed in WildFly to reproduce the issue.
> - simple-hibernate-war.zip - the source code for the above web app. The servlet that is invoked by the client to create and persist a new Child is com.microfocus.sa.web.AddChildServlet
> - simple-hibernate-war-client.zip - the standalone client that can be used to invoke the AddChildServlet. After unzipping the archive, the client can be run with the following command from the client folder:
>
> java -cp bin com.microfocus.sa.client.AddChildClient
>
> If you need to run the client multiple times, you have to restart WildFly in between the runs, to start from a fresh state (the web app uses the h2 in memory databasewhich is reset at each restart).
> - pending-puts-leak.PNG - a screeshot from Memory Analyzer showing a leaked SessionImpl instance
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[JBoss JIRA] (WFLY-13259) Memory leak in Hibernate pending-puts cache when L2 cache is enabled
by Sorin Potra (Jira)
[ https://issues.redhat.com/browse/WFLY-13259?page=com.atlassian.jira.plugi... ]
Sorin Potra updated WFLY-13259:
-------------------------------
Attachment: simple-hibernate-war-client.zip
> Memory leak in Hibernate pending-puts cache when L2 cache is enabled
> --------------------------------------------------------------------
>
> Key: WFLY-13259
> URL: https://issues.redhat.com/browse/WFLY-13259
> Project: WildFly
> Issue Type: Bug
> Components: JPA / Hibernate
> Affects Versions: 18.0.1.Final, 19.0.0.Final
> Reporter: Sorin Potra
> Assignee: Scott Marlow
> Priority: Critical
> Attachments: pending-puts-leak.PNG, simple-hibernate-war-client.zip, simple-hibernate-war.war, simple-hibernate-war.zip
>
>
> Under certain conditions, described below, WildFly / Hibernate can leak memory into the pending-puts cache eventually causing an OutOfMemoryError. Attached you can find a web application and a standalone client that can be used to reproduce the problem. The web app defines two entities: a Parent and a Child. There is a bidirectional one-to-many relationship between the Parent and the Child. JPA L2 cache is enabled (Infinispan is the cache provider).
> Repeatedly executing a transaction that creates a new Child and adds it to the list of children in the Parent will cause the memory usage to increase steadily until OOM is encountered. If the execution of these transactions is stopped before reaching OOM, the memory will be reclaimed after a few minutes of inactivity.
> Attached you can find the following:
> - simple-hibernate-war.war - the web app that can be deployed in WildFly to reproduce the issue.
> - simple-hibernate-war.zip - the source code for the above web app. The servlet that is invoked by the client to create and persist a new Child is com.microfocus.sa.web.AddChildServlet
> - simple-hibernate-war-client.zip - the standalone client that can be used to invoke the AddChildServlet. After unzipping the archive, the client can be run with the following command from the client folder:
>
> java -cp bin com.microfocus.sa.client.AddChildClient
>
> If you need to run the client multiple times, you have to restart WildFly in between the runs, to start from a fresh state (the web app uses the h2 in memory databasewhich is reset at each restart).
> - pending-puts-leak.PNG - a screeshot from Memory Analyzer showing a leaked SessionImpl instance
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[JBoss JIRA] (WFLY-13259) Memory leak in Hibernate pending-puts cache when L2 cache is enabled
by Sorin Potra (Jira)
[ https://issues.redhat.com/browse/WFLY-13259?page=com.atlassian.jira.plugi... ]
Sorin Potra updated WFLY-13259:
-------------------------------
Attachment: pending-puts-leak.PNG
> Memory leak in Hibernate pending-puts cache when L2 cache is enabled
> --------------------------------------------------------------------
>
> Key: WFLY-13259
> URL: https://issues.redhat.com/browse/WFLY-13259
> Project: WildFly
> Issue Type: Bug
> Components: JPA / Hibernate
> Affects Versions: 18.0.1.Final, 19.0.0.Final
> Reporter: Sorin Potra
> Assignee: Scott Marlow
> Priority: Critical
> Attachments: pending-puts-leak.PNG, simple-hibernate-war-client.zip, simple-hibernate-war.war, simple-hibernate-war.zip
>
>
> Under certain conditions, described below, WildFly / Hibernate can leak memory into the pending-puts cache eventually causing an OutOfMemoryError. Attached you can find a web application and a standalone client that can be used to reproduce the problem. The web app defines two entities: a Parent and a Child. There is a bidirectional one-to-many relationship between the Parent and the Child. JPA L2 cache is enabled (Infinispan is the cache provider).
> Repeatedly executing a transaction that creates a new Child and adds it to the list of children in the Parent will cause the memory usage to increase steadily until OOM is encountered. If the execution of these transactions is stopped before reaching OOM, the memory will be reclaimed after a few minutes of inactivity.
> Attached you can find the following:
> - simple-hibernate-war.war - the web app that can be deployed in WildFly to reproduce the issue.
> - simple-hibernate-war.zip - the source code for the above web app. The servlet that is invoked by the client to create and persist a new Child is com.microfocus.sa.web.AddChildServlet
> - simple-hibernate-war-client.zip - the standalone client that can be used to invoke the AddChildServlet. After unzipping the archive, the client can be run with the following command from the client folder:
>
> java -cp bin com.microfocus.sa.client.AddChildClient
>
> If you need to run the client multiple times, you have to restart WildFly in between the runs, to start from a fresh state (the web app uses the h2 in memory databasewhich is reset at each restart).
> - pending-puts-leak.PNG - a screeshot from Memory Analyzer showing a leaked SessionImpl instance
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[JBoss JIRA] (WFLY-13259) Memory leak in Hibernate pending-puts cache when L2 cache is enabled
by Sorin Potra (Jira)
Sorin Potra created WFLY-13259:
----------------------------------
Summary: Memory leak in Hibernate pending-puts cache when L2 cache is enabled
Key: WFLY-13259
URL: https://issues.redhat.com/browse/WFLY-13259
Project: WildFly
Issue Type: Bug
Components: JPA / Hibernate
Affects Versions: 19.0.0.Final, 18.0.1.Final
Reporter: Sorin Potra
Assignee: Scott Marlow
Attachments: pending-puts-leak.PNG, simple-hibernate-war-client.zip, simple-hibernate-war.war, simple-hibernate-war.zip
Under certain conditions, described below, WildFly / Hibernate can leak memory into the pending-puts cache eventually causing an OutOfMemoryError. Attached you can find a web application and a standalone client that can be used to reproduce the problem. The web app defines two entities: a Parent and a Child. There is a bidirectional one-to-many relationship between the Parent and the Child. JPA L2 cache is enabled (Infinispan is the cache provider).
Repeatedly executing a transaction that creates a new Child and adds it to the list of children in the Parent will cause the memory usage to increase steadily until OOM is encountered. If the execution of these transactions is stopped before reaching OOM, the memory will be reclaimed after a few minutes of inactivity.
Attached you can find the following:
- simple-hibernate-war.war - the web app that can be deployed in WildFly to reproduce the issue.
- simple-hibernate-war.zip - the source code for the above web app. The servlet that is invoked by the client to create and persist a new Child is com.microfocus.sa.web.AddChildServlet
- simple-hibernate-war-client.zip - the standalone client that can be used to invoke the AddChildServlet. After unzipping the archive, the client can be run with the following command from the client folder:
java -cp bin com.microfocus.sa.client.AddChildClient
If you need to run the client multiple times, you have to restart WildFly in between the runs, to start from a fresh state (the web app uses the h2 in memory databasewhich is reset at each restart).
- pending-puts-leak.PNG - a screeshot from Memory Analyzer showing a leaked SessionImpl instance
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[JBoss JIRA] (JGRP-2430) GossipRouter: more efficient routing
by Bela Ban (Jira)
[ https://issues.redhat.com/browse/JGRP-2430?page=com.atlassian.jira.plugin... ]
Bela Ban updated JGRP-2430:
---------------------------
Fix Version/s: (was: 4.2.2)
> GossipRouter: more efficient routing
> ------------------------------------
>
> Key: JGRP-2430
> URL: https://issues.redhat.com/browse/JGRP-2430
> Project: JGroups
> Issue Type: Enhancement
> Reporter: Bela Ban
> Assignee: Bela Ban
> Priority: Major
> Fix For: 5.0.0.Alpha4
>
>
> GossipRouter supports both NIO (ByteBuffer) and TCP (stream-based) connections. In both cases, however, the entire message is read and then routed to the destination address.
> It would be better to only read the cluster name and target address, and then use efficient stream-to-stream (or channel-to-channel) _transfer mechanisms_, which avoids temporary copies of data and the full reading of messages.
> Also look into routing of entire message _batches_.
> Investigate whether this is possible.
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