sFlow's profile picture.

Peter Phaal

@sFlow

Real-time visibility into production Ultra Ethernet Transport (UET) traffic using industry standard data center switch telemetry blog.sflow.com/2025/11/ultra-…

sFlow's tweet image. Real-time visibility into production Ultra Ethernet Transport (UET) traffic using industry standard data center switch telemetry blog.sflow.com/2025/11/ultra-…

Vector Packet Processor (VPP) release 25.10 extends the sFlow implementation to include support for dropped packet notifications. blog.sflow.com/2025/10/vector…

sFlow's tweet image. Vector Packet Processor (VPP) release 25.10 extends the sFlow implementation to include support for dropped packet notifications. blog.sflow.com/2025/10/vector…

Industry standard packet sampling in data center switch hardware from all leading vendors (Arista, Cisco, Dell, Juniper, NVIDIA, etc.) provides a cost effective solution for even the largest AI / ML fabrics. blog.sflow.com/2025/10/ai-ml-…

sFlow's tweet image. Industry standard packet sampling in data center switch hardware from all leading vendors (Arista, Cisco, Dell, Juniper, NVIDIA, etc.) provides a cost effective solution for even the largest AI / ML fabrics.  blog.sflow.com/2025/10/ai-ml-…

Trimming packets that would otherwise be dropped in AI/ML networks is part of Ultra Ethernet congestion control and currently supported in NVIDIA switches and adapters. Monitoring trimmed packets is a useful metric for network visibility blog.sflow.com/2025/09/packet…

sFlow's tweet image. Trimming packets that would otherwise be dropped in AI/ML networks is part of Ultra Ethernet congestion control and currently supported in NVIDIA switches and adapters. Monitoring trimmed packets is a useful metric for network visibility blog.sflow.com/2025/09/packet…

pwru (packet, where are you?) is an open source tool from Cilium that used eBPF instrumentation in recent Linux kernels to trace network packets through the kernel. Try it out using Multipass on your laptop. blog.sflow.com/2025/07/tracin…

sFlow's tweet image. pwru (packet, where are you?) is an open source tool from Cilium that used eBPF instrumentation in recent Linux kernels to trace network packets through the kernel. Try it out using Multipass on your laptop. blog.sflow.com/2025/07/tracin…

Grafana dashboard showing performance metrics for AI/ML RoCEv2 network traffic. Step by step instructions using free Grafana Cloud account. blog.sflow.com/2025/06/ai-met…

sFlow's tweet image. Grafana dashboard showing performance metrics for AI/ML RoCEv2 network traffic. Step by step instructions using free Grafana Cloud account. blog.sflow.com/2025/06/ai-met…

Grafana dashboard showing performance metrics for AI/ML RoCEv2 network traffic used for inter-GPU communications. Includes step by step instructions to give it a try! blog.sflow.com/2025/04/ai-met…

sFlow's tweet image. Grafana dashboard showing performance metrics for AI/ML RoCEv2 network traffic used for inter-GPU communications. Includes step by step instructions to give it a try! blog.sflow.com/2025/04/ai-met…

The availability of the Cisco IOS XR Release 25.1.1 brings sFlow dropped packet notification support to Cisco 8000 series routers, making it easy to capture and analyze packets dropped at router ingress. blog.sflow.com/2025/04/droppe…

sFlow's tweet image. The availability of the Cisco IOS XR Release 25.1.1 brings sFlow dropped packet notification support to Cisco 8000 series routers, making it easy to capture and analyze packets dropped at router ingress. blog.sflow.com/2025/04/droppe…

Interesting differences between network traffic patterns seen in two live AI / ML clusters. blog.sflow.com/2025/04/compar…

sFlow's tweet image. Interesting differences between network traffic patterns seen in two live AI / ML clusters. blog.sflow.com/2025/04/compar…

Video now available of must see lightning talk by Pim van Pelt describing recently released sFlow VPP implementation. fosdem.org/2025/schedule/…


The application provides performance metrics for AI/ML RoCEv2 network traffic, for example, large scale CUDA compute tasks using NVIDIA Collective Communication Library (NCCL) operations for inter-GPU communications. Step by step instructions. blog.sflow.com/2025/02/ai-met…

sFlow's tweet image. The application provides performance metrics for AI/ML RoCEv2 network traffic, for example, large scale CUDA compute tasks using NVIDIA Collective Communication Library (NCCL) operations for inter-GPU communications. Step by step instructions. blog.sflow.com/2025/02/ai-met…

It can be very useful to capture telemetry from production networks so that it can be replayed later to perform off-line analysis, or to develop or evaluate collection tools. sFlow tcpdump sflowtool Prometheus Grafana blog.sflow.com/2025/01/replay…

sFlow's tweet image. It can be very useful to capture telemetry from production networks so that it can be replayed later to perform off-line analysis, or to develop or evaluate collection tools. sFlow tcpdump sflowtool Prometheus Grafana blog.sflow.com/2025/01/replay…

Topology aware flow analytics with NVIDIA NetQ. Perform advanced fabric aware analytics, for example: detect flow collisions, trace flow paths, and de-duplicate traffic. blog.sflow.com/2024/11/topolo…

sFlow's tweet image. Topology aware flow analytics with NVIDIA NetQ. Perform advanced fabric aware analytics, for example: detect flow collisions, trace flow paths, and de-duplicate traffic. blog.sflow.com/2024/11/topolo…

Over 3Tbits/second of RoCEv2 traffic at SC24! Read how real-time network flow analytics helped troubleshoot performance issues. #SC24 #AI #ML blog.sflow.com/2024/11/sc24-r…

sFlow's tweet image. Over 3Tbits/second of RoCEv2 traffic at SC24! Read how real-time network flow analytics helped troubleshoot performance issues. #SC24 #AI #ML blog.sflow.com/2024/11/sc24-r…

Latest version of NVIDIA Cumulus Linux running on Spectrum-X 400/800G switches provides advanced telemetry needed to optimize AI / ML workloads blog.sflow.com/2024/11/nvidia…

sFlow's tweet image. Latest version of NVIDIA Cumulus Linux running on Spectrum-X 400/800G switches provides advanced telemetry needed to optimize AI / ML workloads blog.sflow.com/2024/11/nvidia…

Live real-time dropped packet monitoring dashboard for high performance networks #SC24 #AI #ML @Supercomputing @AristaNetworks blog.sflow.com/2024/11/sc24-d…

sFlow's tweet image. Live real-time dropped packet monitoring dashboard for high performance networks #SC24 #AI #ML @Supercomputing @AristaNetworks blog.sflow.com/2024/11/sc24-d…

Real-time network analytics and emerging AI / ML use cases. #DDoS monitoring, #IXP metrics, Prometheus / Grafana dashboards blog.sflow.com/2024/11/worldw…

sFlow's tweet image. Real-time network analytics and emerging AI / ML use cases. #DDoS monitoring, #IXP metrics, Prometheus / Grafana dashboards blog.sflow.com/2024/11/worldw…

Great talk by Aldrin Isaac, eBay, describing challenges of monitoring AI fabrics and importance of visibility into dropped packets. #SONiC #AI #ML #OCPSummit blog.sflow.com/2024/10/levera…

sFlow's tweet image. Great talk by Aldrin Isaac, eBay, describing challenges of monitoring AI fabrics and importance of visibility into dropped packets. #SONiC #AI #ML #OCPSummit  blog.sflow.com/2024/10/levera…

Going to #OCPSummit ? Don't miss Wednesday 11am talk on #SONiCNOS dropped packet monitoring for AI fabrics blog.sflow.com/2024/10/ocp-gl…

sFlow's tweet image. Going to #OCPSummit ? Don't miss Wednesday 11am talk on #SONiCNOS dropped packet monitoring for AI fabrics blog.sflow.com/2024/10/ocp-gl…

United States Tendencias

Loading...

Something went wrong.


Something went wrong.