]
Radoslav Husar closed MODCLUSTER-220.
-------------------------------------
Assignee: Jean-Frederic Clere (was: Michal Babacek)
A community member confirmed the fix on the forums (in trunk), so I will close this issue
now.
Extra ENABLE-APP/REMOVE-APP event after failover
------------------------------------------------
Key: MODCLUSTER-220
URL:
https://issues.jboss.org/browse/MODCLUSTER-220
Project: mod_cluster
Issue Type: Bug
Affects Versions: 1.0.8, 1.0.10, MOD_CLUSTER_1_0_10_GA_CP01, 1.1.2.Final
Environment: Deployment on Tomcat6
Reporter: Radoslav Husar
Assignee: Jean-Frederic Clere
Fix For: MOD_CLUSTER_1_0_10_GA_CP02, 1.1.3.Final
I think there is an extra REMOVE-APP event happening after fail-over. The test scenario
is simple - start a node with 6 context, kill the node and reconnect. The apps are
unchanged but 5 are remembered as were and one is removed and added back? Since they
happen at the same time it looks like it happens uselessly and can cause race condition.
{code}
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "INFO / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "CONFIG / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:18:34 +0200] "STATUS / HTTP/1.0" 200 58
"-" "ClusterListener/1.0"
...
127.0.0.1 - - [04/Apr/2011:19:19:03 +0200] "GET /SessionTest/SessionTestServlet?
HTTP/1.1" 200 1 "-" "Jakarta Commons-HttpClient/3.1"
...
127.0.0.1 - - [04/Apr/2011:19:20:44 +0200] "INFO / HTTP/1.0" 200 575
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:20:44 +0200] "CONFIG / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:20:44 +0200] "ENABLE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:20:44 +0200] "REMOVE-APP / HTTP/1.0" 200 -
"-" "ClusterListener/1.0"
127.0.0.1 - - [04/Apr/2011:19:20:44 +0200] "STATUS / HTTP/1.0" 200 58
"-" "ClusterListener/1.0"
{code}
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