Re: [ovs-discuss] Sflow maths and accuracy

2020-02-04 Thread Neil McKee
Hello Oliver, Here is the math: https://sflow.org/packetSamplingBasics/ But what this means in practice is that you should select a packet-sampling rate that does not stress the pipeline or impact performance at all. Something like 1-in-1000 is quite common. I haven't looked at the pmacct

[ovs-discuss] Sflow maths and accuracy

2020-02-04 Thread Oliver Dzombic
Hi, the goal is to math sflow into real traffic consumption. I am testing using pmacct with the sfacctd as collector software. I am using iperf3 to generate traffic between two hosts. From my understanding if i do a sflow export configuration like: agent : "127.0.0.1"