Jörg Jansen created KARAF-6507:
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Summary: AMQ-Alerting endless loop
Key: KARAF-6507
URL: https://issues.apache.org/jira/browse/KARAF-6507
Project: Karaf
Issue Type: Bug
Components: decanter
Affects Versions: 2.3.0
Reporter: Jörg Jansen
Fix For: 2.3.0
Follwoing the provided steps, cause an endless loop in the decanter-alerting
feature, as the alert ID is shared for all existing queues.
h3. *Reproduction:*
# *install features*:
## decanter-collector-jmx-activemq
## decanter-alerting-log
# *Verify installed decanter features: list | grep -i decanter*
{noformat}
11 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Alerting :: Checker
12 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: API
13 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Marshaller :: CSV
14 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Marshaller :: Json
15 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Marshaller :: Raw
16 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Parser :: Identity
17 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Parser :: Regex
18 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Parser :: Split
116 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Alerting :: Command
117 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Alerting :: Log
118 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Alerting :: Management
119 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Appender :: File
120 | Active | 80 | 2.3.0.SNAPSHOT | Apache Karaf ::
Decanter :: Collector :: JMX {noformat}
# *Create 2 ActiveMQ- queues*
## AMQ.DECANTER.TEST
## AMQ.DECANTER.TEST
# *Configure a global ActiveMQ collector in file:
_org.apache.karaf.decanter.collector.jmx-activemq.cfg_*
## object.name=org.apache.activemq:*,destinationType=Queue
# *Configure a checker on queueSize for AMQ*
## jmx-activemq.QueueSize.error=range:[0,3)
# *Insert messages into one queue to force error*
{color:#FF0000}*After every JMS-check the existing alert is set back to normal
and a new alert is generated:* {color}
{noformat}
2019-11-03 14:51:50,407 | INFO | Thread-19 | Logger
| 117 - org.apache.karaf.decanter.alerting.log - 2.3.0.SNAPSHOT |
DECANTER ALERT BACK TO NORMAL: QueueSize was out of pattern range:[0,3)
2019-11-03 14:51:50,408 | ERROR | Thread-19 | Logger
| 117 - org.apache.karaf.decanter.alerting.log - 2.3.0.SNAPSHOT |
DECANTER ALERT: Details: AlwaysRetroactive:false |áMemoryUsageByteCount:3086
|áCursorMemoryUsage:3086 |áCacheEnabled:true |áStoreMessageSize:998
|áfelix.fileinstall.filename:file:/O:/groundstar/inform-trunk/realtime/INF/java/gslisa/etc/org.apache.karaf.decanter.collector.jmx-activemq.cfg
|átype:jmx-activemq
|áservice.factoryPid:org.apache.karaf.decanter.collector.jmx
|áName:AMQ.DECANTER.TEST |áTotalBlockedTime:0 |áMaxAuditDepth:10000
|áBlockedSends:0 |ácomponent.id:14 |ákarafName:root |áhost:null
|áscheduler.name:decanter-collector-jmx |áalertAttribute:QueueSize
|áEnqueueCount:3 |áMessageGroups:{}
|ácomponent.name:org.apache.karaf.decanter.collector.jmx
|áAverageMessageSize:1028 |áCursorFull:false |áCursorPercentUsage:0
|áMinEnqueueTime:0
|áservice.pid:org.apache.karaf.decanter.collector.jmx.dbf2f00b-2ada-43e9-a0f7-c624d1c6f8cb
|áMinMessageSize:1028 |áMaxEnqueueTime:0 |áDequeueCount:0
|áBlockedProducerWarningInterval:30000 |áMaxMessageSize:1029 |áUseCache:true
|áProducerFlowControl:true |áOptions: |áhostName:5580-JJansen
|áalertPattern:range:[0,3) |áAverageBlockedTime:0.0 |áMemoryPercentUsage:0
|áSubscriptions:[Ljavax.management.ObjectName;@418c1e57 |áInFlightCount:0
|áDLQ:false |áForwardCount:0 |áAverageEnqueueTime:0.0
|ádecanter.collector.name:jmx |áscheduler.period:60 |áQueueSize:3
|áMaxPageSize:200 |áscheduler.concurrent:false |áPrioritizedMessages:false
|áMemoryUsagePortion:1.0 |áPaused:false |átimestamp:1572789110406
|áConsumerCount:0 |áMaxProducersToAudit:64 |áExpiredCount:0 |áalertLevel:error
|áurl:local
|áObjectName:org.apache.activemq:type=Broker,brokerName=amq-broker,destinationType=Queue,destinationName=AMQ.DECANTER.TEST
|áMemoryLimit:1336252826
|áobject.name:org.apache.activemq:*,destinationType=Queue |áDispatchCount:0
|áalertBackToNormal:true |áProducerCount:0 |áMessageGroupType:cached
|áhostAddress:10.0.75.1 |áevent.topics:decanter/alert/error |á{noformat}
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