Liferay is providing scheduler API to create schedule
job in Liferay Portal Applications. Liferay internally uses the Quartz
scheduler engine. Liferay also uses the Message Bus implementation with scheduler
API.
Software Stack
Liferay-ce-portal-7.4.1-ga2
...
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Liferay is providing scheduler API to create schedule job in Liferay Portal Applications. Liferay internally uses the Quartz scheduler engine. Liferay also uses the Message Bus implementation with scheduler API. Software Stack Liferay-ce-portal-7.4.1-ga2 ...
Follow below Article to understand more about Message Bus in Liferay.http://www.liferaysavvy.com/2021/07/working-with-liferay-message-bus.html Implementation Steps Create Destination ConfigurationCreate DestinationRegister Destination as OSGi ServiceManage the...
Liferay Message Bus is Java Message Service (JMS) implementation which works like publish and subscribe to model. This is light weight component integrated in Liferay Portal. Multiple senders will send messages on destination and other-end receivers listens the messages. It is useful for batch...
Scheduler is one of the important components in any application. To perform jobs periodically then application is required scheduler. Liferay portal is providing scheduler in portal and we can schedule jobs in portal applications.Liferay implemented scheduler on top of the quartz scheduler engine....
Liferay 7.x is using Elasticsearch and it’s embedded in the bundle. When we start Liferay then embedded elastic instance also will start. Development environments, this embedded search is ok but for production environments we must need external Elasticsearch cluster. If we are building...
Grafana is popular open-source solution for monitoring applications. It will provide graphical dashboards to build monitoring visualization. Any graphical view required data or metrics, so metrics data will be provided by Prometheus. Prometheus is another monitoring tools to pull...
Prometheus is popular opensource monitoring tool. It can monitor applications with help of JMX Exporter Java agent. This Article demonstrate the Liferay Portal Server Monitoring with Prometheus. Prerequisite Install Liferay...
PGL is Grafana Labs stack which is similar to ELK stack. PLG is combination of Promtail, Loki and Grafana. P ---> Promtail L ---> Loki G ---> Grafana Promtail Promtail is independent agent which runs in every server and send logs to Loki. Loki Grafana...
Grafana is popular open-source solution for monitoring applications. It will provide graphical dashboards to build monitoring visualization. Any graphical view required data or metrics, so metrics data will be provided by Prometheus. Prometheus is another monitoring tools to pull data from...
Prometheus is an open-source system monitoring and alerting toolkit. Download and Extract Go to Prometheus download page and download latest version. https://prometheus.io/download/ Direct Links as...
Grafana is open-source analytics and visualization solution. It provides charts, graphs and alerts. It connects to multiple data sources and fetch the metrics data and monitor in Grafana visualization dashboards. It can be integrated with Prometheus monitoring tool to create dashboard and...
Prometheus is monitoring opensource tool. Previous Article we have enabled Zookeeper metrics and monitor in the Prometheus. http://www.liferaysavvy.com/2021/07/enable-metrics-provider-in-zookeeper.html This article demonstrates the Kafka monitoring using Prometheus. Prometheus uses the...
Tomcat access logs to keep the record of all requests processed by the application which are deployed in tomcat server. It will log every request and its response status. We can build many reports based on access logs. Default Tomcat Access logs will be writing all logs into file when we enable it...
This article demonstrates the Liferay Portal Logs monitoring using ELKK stack. Elastic Search Logstash Kibana Kafka Previous Article We already implemented Liferay Centralized logging system using Kafka. Now we will use Logstash to pull the...
Kibana is analytics, visualization and monitoring tool from Elastic stack. It will connect to Elastic search and analyze and visualize the data. Most of the organizations are using Kibana for applications log monitoring. We can build nice Dashboards in Kibana and configure alerts...
Logstash is one of the software from Elastic stack to collect logs from different data sources and send logs to Elastic search. It will take data from different sources and process data as per our requirements. Software and Tools Windows 10 Java 1.8 or ...
Elastic search is open-source distributed search and analytics engine based on Lucene search engine. It’s completely Restful implementation and easy to use. Elastic search is core of Elastic stack and there are many products from elastic stack. Example demonstrating 3 nodes elastic search...
Kafka is distributed streaming system based on “publish and subscribe to” model. We can use Kafka for centralized logging system for applications. This article demonstrate the implementation of Kafka centralized logging system for Liferay Portal. This will be used in Liferay cluster...
Zookeeper provided “metrics provider” such a way user can monitor zookeeper. Prometheus is one of the monitoring services can be used to monitor zookeeper. The following are the steps to enable metrics provider in Zookeeper. Configure Metrics provider in Zookeeper...
Admin Server Zookeeper is proving embedded jetty container to provide HTTP interface to execute commands. From Zookeeper 3.5.0 onwards HTTP interface is available. We need to enabled the Admin server from zookeeper configuration. Zookeeper is providing set of 4 letters commands to manage...
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