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https://issues.jboss.org/browse/WFLY-9276?page=com.atlassian.jira.plugin....
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Richard Achmatowicz updated WFLY-9276:
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Description:
Copied from JBEAP-12889:
{quote}
The EJB client relies on topology updates from servers in order to maintain a view of
cluster membership. These updates are supplied with membership information by a replicated
cache called the client-mappings cache. When a server starts up, it puts a client-mappings
entry into this cache. When topology changes occur, the client mappings cache entries are
consulted to build the topology update information.
It has been observed that the number of entries in the client mappings cache on each node
can vary, resulting in different views of the cluster topology being sent by different
servers to the same client, resulting in an overall incorrect view of the cluster
topology. Such incorrect views break load balancing.
{quote}
was:
Copied from JBEAP-12889:
{noformat}
The EJB client relies on topology updates from servers in order to maintain a view of
cluster membership. These updates are supplied with membership information by a replicated
cache called the client-mappings cache. When a server starts up, it puts a client-mappings
entry into this cache. When topology changes occur, the client mappings cache entries are
consulted to build the topology update information.
It has been observed that the number of entries in the client mappings cache on each node
can vary, resulting in different views of the cluster topology being sent by different
servers to the same client, resulting in an overall incorrect view of the cluster
topology. Such incorrect views break load balancing.
{noformat}
client-mappings cache dropping entries and breaking EJB client
cluster membership correctness
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Key: WFLY-9276
URL:
https://issues.jboss.org/browse/WFLY-9276
Project: WildFly
Issue Type: Bug
Components: Clustering
Affects Versions: 11.0.0.CR1
Reporter: Richard Achmatowicz
Assignee: Paul Ferraro
Copied from JBEAP-12889:
{quote}
The EJB client relies on topology updates from servers in order to maintain a view of
cluster membership. These updates are supplied with membership information by a replicated
cache called the client-mappings cache. When a server starts up, it puts a client-mappings
entry into this cache. When topology changes occur, the client mappings cache entries are
consulted to build the topology update information.
It has been observed that the number of entries in the client mappings cache on each node
can vary, resulting in different views of the cluster topology being sent by different
servers to the same client, resulting in an overall incorrect view of the cluster
topology. Such incorrect views break load balancing.
{quote}
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