Flamegraph of 8KB message bottlenecks

Matthew Macy mmacy at nextbsd.org
Thu Jan 21 22:34:22 UTC 2016


~170k interrupts / second for ~800kpps, but at this point clearly all the time is spent on syscall overhead



 ---- On Thu, 21 Jan 2016 14:11:34 -0800 Adrian Chadd <adrian.chadd at gmail.com> wrote ---- 
 > Well, how many interrupts/second is this seeing?
 > 
 > 
 > -a
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