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https://issues.jboss.org/browse/ISPN-1951?page=com.atlassian.jira.plugin....
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Dan Berindei commented on ISPN-1951:
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MERGE2 is now deprecated, and I found a possible problem with it in CI with it starting a
merge right after a proper join:
{noformat}
07:17:21,451 DEBUG (testng-StateTransferFunctionalTest:) [GMS] NodeK-49397: installing
view [NodeK-49397|0] (1) [NodeK-49397]
07:17:21,452 DEBUG (testng-StateTransferFunctionalTest:) [GMS] created cluster (first
member). My view is [NodeK-49397|0], impl is org.jgroups.protocols.pbcast.CoordGmsImpl
07:17:22,050 DEBUG (testng-StateTransferFunctionalTest:) [GMS] address=NodeL-27669,
cluster=ISPN, physical address=127.0.0.1:8701
07:17:22,057 DEBUG (testng-StateTransferFunctionalTest:) [GMS] NodeL-27669: sending
JOIN(NodeL-27669) to NodeK-49397
07:17:22,321 DEBUG (Incoming-1,NodeK-49397:) [GMS] NodeK-49397: installing view
[NodeK-49397|1] (2) [NodeK-49397, NodeL-27669]
07:17:22,410 DEBUG (testng-StateTransferFunctionalTest:) [GMS] NodeL-27669: installing
view [NodeK-49397|1] (2) [NodeK-49397, NodeL-27669]
07:17:24,548 DEBUG (testng-StateTransferFunctionalTest:) [GMS] address=NodeM-50259,
cluster=ISPN, physical address=127.0.0.1:8702
07:17:24,557 DEBUG (testng-StateTransferFunctionalTest:) [GMS] NodeM-50259: sending
JOIN(NodeM-50259) to NodeK-49397
07:17:24,683 DEBUG (Incoming-1,NodeK-49397:) [GMS] NodeK-49397: installing view
[NodeK-49397|2] (3) [NodeK-49397, NodeL-27669, NodeM-50259]
07:17:24,704 DEBUG (Incoming-1,NodeL-27669:) [GMS] NodeL-27669: installing view
[NodeK-49397|2] (3) [NodeK-49397, NodeL-27669, NodeM-50259]
07:17:24,729 DEBUG (Timer-3,NodeK-49397:) [MERGE2] NodeK-49397 found different views :
[NodeK-49397|2], [NodeK-49397|1]; sending up MERGE event with merge participants
[NodeM-50259, NodeK-49397].
Discovery results:
[NodeL-27669]: coord=NodeK-49397
[NodeK-49397]: coord=NodeK-49397
07:17:24,757 DEBUG (testng-StateTransferFunctionalTest:) [GMS] NodeM-50259: installing
view [NodeK-49397|2] (3) [NodeK-49397, NodeL-27669, NodeM-50259]
07:17:25,109 DEBUG (Incoming-1,NodeL-27669:) [GMS] NodeL-27669: installing view
MergeView::[NodeK-49397|3] (3) [NodeK-49397, NodeM-50259, NodeL-27669], 2 subgroups:
[NodeK-49397|2] (1) [NodeM-50259], [NodeK-49397|2] (2) [NodeK-49397, NodeL-27669]
07:17:25,114 DEBUG (Incoming-1,NodeM-50259:) [GMS] NodeM-50259: installing view
MergeView::[NodeK-49397|3] (3) [NodeK-49397, NodeM-50259, NodeL-27669], 2 subgroups:
[NodeK-49397|2] (1) [NodeM-50259], [NodeK-49397|2] (2) [NodeK-49397, NodeL-27669]
07:17:25,166 DEBUG (OOB-1,NodeK-49397:) [GMS] NodeK-49397: installing view
MergeView::[NodeK-49397|3] (3) [NodeK-49397, NodeM-50259, NodeL-27669], 2 subgroups:
[NodeK-49397|2] (1) [NodeM-50259], [NodeK-49397|2] (2) [NodeK-49397, NodeL-27669]
{noformat}
Use MERGE3 in the default UDP configuration
-------------------------------------------
Key: ISPN-1951
URL:
https://issues.jboss.org/browse/ISPN-1951
Project: Infinispan
Issue Type: Task
Security Level: Public(Everyone can see)
Components: Configuration
Affects Versions: 5.1.2.FINAL
Reporter: Dan Berindei
Assignee: Dan Berindei
Labels: testsuite_stability
Fix For: 7.0.0.Beta1
Bela recommends using MERGE3 instead of MERGE2 in UDP clusters.
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