Messages in this thread | | | Date | Mon, 29 Mar 2010 16:54:32 +0200 | From | Michal Simek <> | Subject | Re: Network performance - iperf |
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Eric Dumazet wrote: > Le lundi 29 mars 2010 à 13:33 +0200, Michal Simek a écrit : > >> Do you have any idea howto improve TCP/UDP performance in general? >> Or tests which can point me on weak places. > > Could you post "netstat -s" on your receiver, after fresh boot and your > iperf session, for 32 MB and 256 MB ram case ? >
I am not sure if is helpful but look below.
Thanks, Michal
~ # ./netstat -s Ip: 0 total packets received 0 forwarded 0 incoming packets discarded 0 incoming packets delivered 0 requests sent out Icmp: 0 ICMP messages received 0 input ICMP message failed. ICMP input histogram: 0 ICMP messages sent 0 ICMP messages failed ICMP output histogram: Tcp: 0 active connections openings 0 passive connection openings 0 failed connection attempts 0 connection resets received 0 connections established 0 segments received 0 segments send out 0 segments retransmited 0 bad segments received. 0 resets sent Udp: 0 packets received 0 packets to unknown port received. 0 packet receive errors 0 packets sent RcvbufErrors: 0 SndbufErrors: 0 UdpLite: InDatagrams: 0 NoPorts: 0 InErrors: 0 OutDatagrams: 0 RcvbufErrors: 0 SndbufErrors: 0 error parsing /proc/net/snmp: Success
-- Michal Simek, Ing. (M.Eng) PetaLogix - Linux Solutions for a Reconfigurable World w: www.petalogix.com p: +61-7-30090663,+42-0-721842854 f: +61-7-30090663 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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