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SAI 1.5
The Open Compute Project (OCP), "is a rapidly growing community of engineers around the world whose mission is to design and enable the delivery of the most efficient server, storage and data center...
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Real-time DDoS mitigation using BGP RTBH and FlowSpec
DDoS Protect is a recently released open source application running on the sFlow-RT real-time analytics engine. The software uses streaming analytics to rapidly detect and characterize DDoS flood...
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SONiC
SONiC is part of the Open Compute Project (OCP), creating "an open source network operating system based on Linux that runs on switches from multiple vendors and ASICs." The latest SONiC.201911 release...
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CentOS 8
CentOS 8 / RHEL 8 come with Linux kernel version 4.18. This version of the kernel includes efficient in-kernel packet sampling that can be used to provide network visibility for production servers...
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Docker testbed
The sFlow-RT real-time analytics platform receives a continuous telemetry stream from sFlow Agents embedded in network devices, hosts and applications and converts the raw measurements into actionable...
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Ubuntu 18.04
Ubuntu 18.04 comes with Linux kernel version 4.15. This version of the kernel includes efficient in-kernel packet sampling that can be used to provide network visibility for production servers running...
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SFMIX San Francisco shelter in place
A shelter in place order restricted San Francisco residents to their homes beginning at 12:01 a.m. on March 17, 2020. Many residents work for Bay Area technology companies such as Salesforce, Facebook,...
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Kubernetes testbed
The sFlow-RT real-time analytics platform receives a continuous telemetry stream from sFlow Agents embedded in network devices, hosts and applications and converts the raw measurements into actionable...
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Pushing BGP Flowspec rules to multiple routers
Real-time DDoS mitigation using BGP RTBH and Flowspec describes the open source DDoS Protect application. The software runs on the sFlow-RT real-time analytics engine, which receives industry standard...
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Monitoring DDoS mitigation
Real-time DDoS mitigation using BGP RTBH and FlowSpec and Pushing BGP Flowspec rules to multiple routers describe how to deploy the ddos-protect application. This article focuses on how to monitor DDoS...
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NVIDIA, Mellanox, and Cumulus
Recent press releases, Riding a Cloud: NVIDIA Acquires Network-Software Trailblazer Cumulus and NVIDIA Completes Acquisition of Mellanox, Creating Major Force Driving Next-Gen Data Centers, describe...
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Real-time network and system metrics as a service
The sFlow-RT real-time analytics engine receives industry standard sFlow telemetry as a continuous stream from network and host devices and coverts the raw data into useful measurements that can be be...
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Large flow marking using BGP Flowspec
Elephant Detection in Virtual Switches & Mitigation in Hardware discusses a VMware and Cumulus demonstration, Elephants and Mice, in which the virtual switch on a host detects and marks large...
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Visibility into dropped packets
Dropped packets have a profound impact on network performance and availability. Packet discards due to congestion can significantly impact application performance. Dropped packets due to black hole...
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Using sFlow to monitor dropped packets
Visibility into dropped packets describes instrumentation, recently added to the Linux kernel, that provides visibility into packets dropped by the kernel data path on a host, or dropped by a switch...
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Real-time trending of dropped packets
Discard Browser is a recently released open source application running on the sFlow-RT real-time analytics engine. The software uses streaming analytics to trend dropped packets.Using sFlow to monitor...
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Cumulus Linux 4.2
Cumulus Linux is a network operating system for open networking hardware. Cumulus VX is a free virtual appliance that allows network engineers to experiment with Cumulus Linux and verify configurations...
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Using Advanced Telemetry to Correlate GPU and Network Performance Issues
The image above was captured from the recent talk Using Advanced Telemetry to Correlate GPU and Network Performance Issues [A21870] presented at the NVIDIA GTC conference. The talk includes a...
View ArticleBroadcom Mirror on Drop (MoD)
Broadcom BroadView+ Root Cause Analysis with Mirror-on-Drop (MOD) and Inband Flow Analyzer (IFA) from Gestalt IT on Vimeo.Networking Field Day 23 included a presentation by Bhaskar Chinni describing...
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Docker DDoS testbed
Docker testbed describes how to use Docker Desktop to build a test network to experiment with real-time sFlow streaming telemetry and analytics. This article extends the testbed to experiment with...
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