Tools 12. Using Prometheus with SNMP Exporter to Monitor Cisco IOS XR, Nokia SR OS and Arista EOS Network Devices Anton KarneliukAutomationJanuary 15, 2023 Dear friend, Awareness of what is happening in your IT infrastructure (in our case, in network) is a key success or failure factor of any modern business, as huge majority of businesses are now running online. The awareness is built … Continue reading
Kubernetes 003. Developing and Publishing Cloud-Native Application: Overview of Key Kubernetes Primitives Anton KarneliukCloudOctober 30, 2022 Hello my friend, It took a bit since our previous blogpost about the setup of the highly-available Kubernetes cluster with … Continue reading
Kubernetes 002. Scaling Out Cluster and Turning It in Highly Available One Anton KarneliukCloudSeptember 25, 2022 Hello my friend, As mentioned in the previous blogpost, we continue looking into Kubernetes. In the previous blogpost we have … Continue reading
Kubernetes 001. Building Cluster on Ubuntu Linux with Docker and Calico in 2022 Anton KarneliukCloudSeptember 18, 2022 Hello my friend, The last Black Friday (in 2021) I’ve purchased some Kubernetes trainings from Linux Foundation with quite a … Continue reading
Building High-Available Web Services: Open Source Load Balancing Based on HAProxy + FRR and Origin Web Server Based on NGINX Connected to Arista EVPN/VXLAN. Part 2 – Configuration and Validation. Anton KarneliukNetworkingSeptember 4, 2022 Hello my friend, In the previous blogpost we have started discussion about the Open Source Load Balancing solution, which leverages … Continue reading
Tools 11. Running Prometheus Exporters on Dis-aggregated Data Center Switches (Cisco NX-OS, NVIDIA Cumulus Linux, Arista EOS) Anton KarneliukAutomationAugust 1, 2022 Hello my friend, Monitoring is a key component of any IT and network systems, as it gives us possibility to … Continue reading
Practical OpenStack #005. How Containers help to Build OpenStack Anton KarneliukCloud, VideoMay 18, 2022 Hello my friend, Maintaining application in Linux may be a challenging task, especially when you have a lot of them … Continue reading
Tools 10. Developing Our Own Cross-platform (AMD64/ARM32) Traceroute Prometheus Exporter for Network Monitoring using Python Anton KarneliukAutomationApril 26, 2022 Hello my friend, This is the third and the last (at least for the time being ) blogpost about monitoring … Continue reading
Tools 9. Monitoring Availability of Customers via HTTP GET, ICMP, and DNS via Dockerised Prometheus Anton KarneliukNetworkingMarch 20, 2022 Hello my friend, in the previous blogpost we’ve started the discussion how you can improve your customers’ experience in your … Continue reading
Tools 8. Monitoring Network Performance with Dockerised Prometheus, Iperf3 and Speedtest Anton KarneliukNetworkingMarch 13, 2022 Hello my friend, in the time when the business is conducted online, it is vital to have a clear visibility … Continue reading
SEC 4. Complete guide for integrating Nokia, Arista, Cumulus, as well as CentOS and Raspberry PI Linux in your own PKI Anton KarneliukNetworkingMarch 3, 2021 Hello my friend, In one of the previous blogposts we have share the details how you can build the containerised … Continue reading