[go-nuts] Re: Go UDP performance

2017-02-20 Thread Dave Cheney
Can you share some more details 1. which version of Go 2. which operating system 3. where are you sending from / to, is it over localhost, does the other side care about acknowledging receipt 4. can you show your code 5. have you profiled your code? What resource is limiting the throughput of yo

[go-nuts] Re: Go UDP performance

2017-02-20 Thread Rich
I would wireshark the data coming in to both sides so that you can see when the packet was transmitted, and when it was received by the other side. That way you can isolate if it's network or Go. On Monday, February 20, 2017 at 4:02:28 PM UTC-5, Tharaneedharan Vilwanathan wrote: > > Hi All, > >

[go-nuts] Re: Go UDP performance

2017-02-21 Thread anupam . kapoor
> "Franke" == Marcus Franke writes: ,[ Franke ] | an additional note, don't forget to monitor the netstat udp counter on both | servers. | | % netstat -auns | grep -A 7 "Udp:" | Udp: | 9381 packets received | 0 packets to unknown port received | 0 packet receive errors | 1009 packets sent

Re: [go-nuts] Re: Go UDP performance

2017-02-21 Thread Marcus Franke
Hi, an additional note, don't forget to monitor the netstat udp counter on both servers. % netstat -auns | grep -A 7 "Udp:" Udp: 9381 packets received 0 packets to unknown port received 0 packet receive errors 1009 packets sent 0 receive buffer errors 0 send buffer errors