Devops
Marathon-lb: Service Discovery and Loadbalancing for containers running on Mesos/Marathon
Marathon is a production-grade Docker orchestrator for Docker containers which runs on top of apache Mesos. It enables users ... features available in marathon-lb, advice you to go through the documentation at https://github.com/mesosphere/marathon-lb .
Docker Health Check Instruction
One of the new features in Docker 1.12 is how health check for a container can be baked into the image definition. Just like ... a variety of scenarios: example in load balancing where traffic should not be routed to a container which is marked unhealthy
AWS cloud security best practices
Security is the forefront for any online business today, and at AWS cloud it has priority zero. In this post we will discuss ... n pane. When you click an individual user name, access key last used details are included in the Security Credentials section
How to enable Influxdb web UI?
There is a built-in Administrator web UI inside Influxdb , which can be used to query the time series data stored inside infl ... t tags. This UI is useful when the command line client is not available or you are not familiar with command line client.
Fixed: «Error starting agent: Failed to get advertise address: Multiple private IPs found. Please configure one»
I was getting the following error while starting Consul agent
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==> WARNING: Bootstrap mode enabled! Do ... ”: “ozj5RepL7E9NAKnc1085iQ==”,
“log_level”: “INFO”,
“enable_syslog”: true,
“advertise_addr”: “192.168.2.21”
}
How to install gsutil on Centos/ubuntu?
How to Install gsutil on Centos ?
In this article we will explain how to install gsutil on Centos.
Google Cloud storage
... always, feel free to drop us a note if you have any questions or feedback using our comment form below. Always Happy to help
Netdata – Realtime performance monitoring for Linux/Centos servers
Netdata is a monitoring and alerting tool,which does real-time performance and health monitoring. It provides unparalleled in ... pen this port in firewall
Here are few screenshots
I have created a video on this. Please checkout it
Installing Grafana on Centos/Ubuntu
Grafana is a a popular open source application for visualizing large-scale timescale data . It support all the popular time- ... erver
Start Grafana On Centos7
Systemctl start grafana
Configure Grafana to start on boot time
Systemctl enable grafana
Monitor nginx using Netdata
In this article we will see how to monitor Nginx using Netdata
Netdata is a system for distributed real-time performance and ... data now. Please see few screenshots below
You can also customize the Nginx hostname inside the Netdata configuration file.
Nginx with Lua support
Nginx is the most powerful webserver which is designed for performance and scale. Its initial public release was in 2004, and ... ost more examples in future , hope this article helped you to understand the basics and architecture of nginx+lua platform.
DNS Loadbalancing using Nginx
With latest release, Nginx introduces the ability to reverse proxy and load balance UDP traffic. As you know DNS uses UDP pr ... rnal DNS servers in your network. You can have nginx proxy running on all machines to distribute traffic to your DNS servers.
Installing prometheus On Centos6/Centos7
Prometheus is an open-source systems monitoring and alerting toolkit, which was released in 2012. It is considered as a bette ... utube video here with complete installation steps
Please try it out and feel free to contact me if you face any issue.
How to Install/change Nagios Theme?
Nagios is the most popular opensource monitoring system for IT infrastructure that can monitor and alert servers, services, n ... ys, feel free to drop us a note if you have any questions or feedback using our comment form below. Always happy to help ????
How to Recreate/rebuild a RPM from installed files?
Many times we encounter situations where we want to replicate one package installation on a different machine but the actual ... to any other machine and use it to install same package on that machine.
You can find more details on their official page
How to Install rbenv on Centos/Ubuntu?
How to Install rbenv on Centos/Ubuntu?
Rbenv provides an easy way to install and manage various versions of Ruby on your mach ... Ruby versions that contain the given executable
Please let me know if you face any troubles. Always happy to help ????
Tuning nginx webserver to handle High Traffic
Nginx, already a popular webserver , is getting more so , according to various reports. It is being used by more than one-thi ... tor errors, 404 error etc . You can use tools like Graylog or Splunk for the same.
Please let me know if you face any issue.
Optimizing Redis for Performance – Best Practices
Redis is a popular in-memory Nosql database that persists on disk. Redis is superfast and support multiple data structures ... t need to be exposed. If you have multiple servers that need to access the Redis instance, feel free to expose it inside LAN.
Docker container monitoring using «Docker stats»
Along with orchestration and security, monitoring is another major challenge faced by organizations that have adopted contai ... tainer CPU, memory and disk IO metrics using “docker stats” . Please find more detailed explanation at official website here
Splunk – Centralized logs and log analysis
Splunk is one of the most popular enterprise log analyzer tools in the market. It support wide range of log management use ... d create alerts for search patterns. Also, you can create beautiful dashboards
On your data and share it across the team.
How to start Redis in background?
Redis is an opensource in-memory key-value store . It supports data structures such as strings, hashes, lists, sets, sorted ... hat redis is running and listening on tcp port 6379
Feel free to contact us if you face any issue . Always happy to help ????