[asterisk-dev] rtp scalability improvement...
Andrew Kohlsmith
akohlsmith-asterisk at benshaw.com
Mon Mar 20 06:04:22 MST 2006
On Sunday 19 March 2006 20:57, Sergey Kuznetsov wrote:
> Performance dies not because of system calls, but because 20 000
> interruptions/sec happened at that moment.
Uh... gigE NICs typically switch from interrupt mode to polled mode, and
almost every modern NIC has the ability to switch from "one interrupt per
packet that gets through the MAC filter" to "one interrupt per x packets",
which drastically reduces interrupt load (at the cost of some latency).
-A.
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