session variable • shell:exec executes a system command • shell:grep prints lines matching the given pattern • shell:head displays the first line of the input • shell:history prints the commands history pattern="%d{ABSOLUTE} | %-5.5p | %-16.16t | %-32.32c{1} | %X{bundle.id} - %X{bundle.name} - %X{bundle.version} yyyy}-%i.log.gz"> <Pattern>%d{ABSOLUTE} | %-5.5p | %-16.16t | %-32.32c{1} | %X{bundle.id} - %X{bundle.name} - %X{bundle.version} | %m%nPattern>

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command • shell:sleep sleeps for a bit then wakes up • shell:grep prints lines matching the given pattern • shell:sort writes sorted concatenation of all files to stdout You don't have to use the fully KARAF_ETC variable. • felix.fileinstall.filter is the file name pattern used to load only some configuration files. Only files matching the pattern will be loaded. Default value is .* .cfg meaning *.cfg files log/ org.apache.karaf.log.core/3.0.0 Properties: service.pid = org.apache.karaf.log size = 500 pattern = %d{ISO8601} | %-5.5p | %-16.16t | %-32.32c{1} | %X{bundle.id} - %X{bundle.name} - %X{bundle.version}

of the MQTT broker • the client.id is the Decanter MQTT client ID • the topic is the MQTT topic pattern where to receive the messages 1.2.15. KAFKA The Decanter Kafka collector receives collected messages collector) read Redis Map to get key/value pairs. You can filter the keys you want thanks to key pattern. The decanter-collector-redis feature installs the Redis collector: karaf@root()> feature:install # #scanInterval=2000 # # Key pattern to looking for. # Default is * # #keyPattern=* You can configure the Redis connection (depending of the topology) and the key pattern in this configuration file.

hazelcast-filter pattern>/*pattern> FORWARD INCLUDE REQUEST

of the MQTT broker • the client.id is the Decanter MQTT client ID • the topic is the MQTT topic pattern where to receive the messages 1.2.14. Kafka The Decanter Kafka collector receives collected messages