1. 2016. Datadog. https://www.datadoghq.com/ 2016. Datadog. https://www.datadoghq.com/
2. 2021. Apache Spark™ - Unified Analytics Engine for Big Data. https://spark.apache.org/ 2021. Apache Spark™ - Unified Analytics Engine for Big Data. https://spark.apache.org/
3. 2021. Fluentd - Open Source Data Collector. https://www.fluentd.org/ 2021. Fluentd - Open Source Data Collector. https://www.fluentd.org/
4. 2021. Log Analysis: Log Management by Loggly. https://www.loggly.com/ 2021. Log Analysis: Log Management by Loggly. https://www.loggly.com/
5. 2021. Logstash: Collect Parse Transform Logs. https://www.elastic.co/logstash 2021. Logstash: Collect Parse Transform Logs. https://www.elastic.co/logstash