Facebook global outage: Impact, causes, and takeaways
On Oct 4, around 11:40 AM eastern time, Facebook and its associated services ( Instagram, Whatsapp ) started showing signs of an outage, and shortly it went to the global scale and the entire...
Category: System Monitoring
Extending battery life in your developer laptop
Nowadays, laptops are the number one choice for the developers and very few uses desktops at home or at the office. There is no doubt that they provide the mobility and the flexibility that...
Different log levels and hierarchy in Spring
Logging is a very important concept which is mostly overlooked at the time of development. But this becomes even more relevant when the application is in production and the only source of truth is...
Management center for Hazelcast cluster
Hazelcast is a distributed caching tool which is used is most of our applications. I have written a post before on how we are using it in our environment and how to create a...
Securing Kibana with basic auth using nginx as reverse proxy
We heavily use ELK and especially Kibana for our dashboard requirements. Kibana is not just used for log monitoring, we use custom dashboards using elasticsearch indexes. Kibana by default does not have security enabled and...
Adding nested fields ( objects in array ) query support to Kibana using KNQL plugin
We extensively use ELK ( Elasticsearch, Logstash & Kibana ) for our logging requirements as well as for dashboards. One of the major constraints we have faced while using Kibana was the limitation of...
Logback configuration with log rotation and retention based on active spring boot profile
Logging is an important aspect of a production application. They are a single source of truth when you require an issue to be debugged or an event to be traced once your application has...
Using Filebeat to ship logs to Logstash
I have already written different posts on ELK stack ( Elasticsearch, Logstash and Kibana), the super-heroic application log monitoring setup. If you are not familiar with them, please check my posts here. We were...
Setting up ELK Stack for near real-time log monitoring in AWS
ELK is a software stack that can help us combine all the logs from different systems and then analyze , monitor and evaluate in a single dashboard. The ‘ELK’ is an acronym made with the...
Analyzing & monitoring application logs using ELK stack
One of major issues faced by modern day enterprise applications are the management and monitoring of application logs. During the phase of development, the application logging is overlooked as a rather unimportant part. But once...
