Hi,
On Sun, Nov 10, 2013 at 11:50:27AM +0100, Anders Broman wrote:
> The upcoming libpcap 1.5 have support for TPACKET_V3 which seems to
> improve on packet drops at high sped captures.
Finally ;-)
> However some tests on a 1 Gb link with ~900 Mb/s indicates that tcpdump does better than dumpcap
> possibly because dumpcap uses "inpkts = pcap_dispatch(pcap_opts->pcap_h,
> 1, capture_loop_write_packet_cb, (u_char *)pcap_opts);" fetching
> packets one by one rather than using -1.
Try saving in libpcap (not libpcap-ng) format, try to use threads (or not if you were using them).
Does it helps?