[dpdk-dev] [PATCH] doc: add how to enable empty cycles profiling

Mcnamara, John john.mcnamara at intel.com
Tue Jul 25 12:04:39 CEST 2017



> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of
> ilia.kurakin at intel.com
> Sent: Monday, July 24, 2017 6:24 PM
> To: dev at dpdk.org
> Cc: jerin.jacob at caviumnetworks.com; Ananyev, Konstantin
> <konstantin.ananyev at intel.com>; Wiles, Keith <keith.wiles at intel.com>;
> Galanov, Dmitry <dmitry.galanov at intel.com>; Kurakin, Ilia
> <ilia.kurakin at intel.com>
> Subject: [dpdk-dev] [PATCH] doc: add how to enable empty cycles profiling
> 
> From: Ilia Kurakin <ilia.kurakin at intel.com>
> 
> Programmer's Guide: section "Profile Your Application" updated with how to
> enable ITT tasks collection. Based on patch:
> http://dpdk.org/dev/patchwork/patch/27158/

Hi Ilia,

Thanks for the doc patch.


> 
> +Profiling wasted iterations with ITT
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Probably better to call this VTune ITT


> +
> +Iterations that yielded no RX packets (wasted loop iterations) can be
> +analyzed using Intel® VTune\ :sup:`TM` Amplifier. 

You don't need a superscript here. You can use the TM symbol directly like
the previous (R) symbol.

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For future patches you should omit this footer. I'll send you some instructions
on how to do that.

John


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