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videlalvaro/route.d

Created September 15, 2011 13:48
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rabbitmq routing probes
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route.d
erlang$target:::function-entry
/copyinstr(arg1) == "rabbit_exchange_type_direct:route/2"/
{
printf("%s %s", probemod, probefunc);
self->traceIt = 1;
}
erlang$target:::function-entry
/self->traceIt/
{
printf("%s", copyinstr(arg1));
}
syscall:::entry
/self->traceIt/
{
printf("%s %s", probemod, probefunc);
}
erlang$target:::function-return
{
self->traceIt = 0;
}
@videlalvaro
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run it like this: sudo dtrace -s route.d -p pgrep beam.smp

This only works with this OTP fork: https://github.com/dustin/otp/wiki/DTrace

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