How to Promote Scalability with PF_RING ZC and n2disk
The number of cores per CPU is growing at a rate governed by the Moore's law. Nowadays even low-end CPUs come with at least 4/8 cores and people want to exploit all…
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PF_RING 6.0.2 Released: DKMS, Sysdig, Hardware Timestamps and much more
Today we have released a maintenance release of PF_RING that includes many fixes and enhancements. In particular: we have moved our binary packages over DKMS that will make them independent from kernel…
Active vs Passive Polling in Packet Processing
From time to time, PF_RING users ask us whether they should use passive polling techniques (i.e. call pfring_poll()) or use active polling that basically means to implement an active loop until the…
Using sysdig from PF_RING (and soon from all ntop apps)
Months ago Draios Inc introduced sysdig a kernel module and user-space library for capturing systems events and thus analyse what is happening on a Linux box. The idea has been immediately appealing…
Not All Servers Are Alike (With PF_RING ZC/DNA) – Part 3
We have already discussed on the first and second part of this post some common issues that might be encountered while doing high-performance packet processing. Most of the problems are related to…
Migrating from DNA/Libzero to PF_RING ZC
Since the introduction of PF_RING ZC (Zero Copy), we have received many inquiries about migrating from DNA/LibZero to ZC. Said that at the moment we do not plan to discontinue DNA/LibZero, we…
Introducing PF_RING ZC (Zero Copy)
NOTE: The new PF_RING home is hereAfter almost 18 months of development, we are pleased to announce the release of PF_RING ZC (Zero Copy). Based on the lessons learnt with DNA and…
How to Balance (Mobile) Traffic Across Applications Using PF_RING
Traffic monitoring requires packets to be received and processed in a coherent matter. Some people are lucky enough to get all interesting packet on a single interface, but this is unfortunately not…
Learning the PF_RING API
Since the initial version, PF_RING has supported the pcap API that is familiar to many developers. This has allowed people to seamlessly port existing apps on top of PF_RING, simply relinking their…
Accelerating Suricata with PF_RING DNA
Below you can find an excerpt of the "Suricata (and the grand slam of) Open Source IDPS" article written by our friend Peter Manev (Suricata core team) describing how to install and…
Tracking and Troubleshooting Mobile Phone Users (IMSI) using the MicroCloud
The microcloud is one of the fields where s used extensively by mobile network operators. The reasons are manyfold: Data aggregation facilities offered in realtime by the microcloud. Realtime user-to-tunnel mapping. User…
PF_RING 5.6.0 Released
This is to announce the release of PF_RING 5.6.0. We recommend all users to install this release as we have fixed a couple of critical bugs. Changelog: PF_RING Kernel module Fixed bug…
