HI Matthew:
Because I don't konw the performance bottleneck; do you mean the
tcp syn queue (half open queue) is full ?? but I don't see the syn flood
warn message in /var/log/messages
在 2017年6月11日星期日 UTC+8下午7:03:58，Matthew Stevenson写道：
>
> Are you exhausting the local TCP sockets? Some (50k?) in a wait state? Try
> using a few IP addresses on the test box. Increase
> /proc/sys/net/core/somaxconn to a larger value, if you have a 20
> millisecond pause at 28kreqs/sec then thats 500 ish connections so 1024 may
> not be enough.
>
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