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From: Bruce Richardson <bruce.richardson@intel.com>
To: 최익성 <pnk003@naver.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] Question about specifying constant time interval when using rte_get_timer_cycles().
Date: Mon, 5 Oct 2015 14:10:09 +0100	[thread overview]
Message-ID: <20151005131008.GA22612@bricha3-MOBL3> (raw)
In-Reply-To: <a51e66f48be0a2a7bb595085a3cbadb7@cweb29.nm.nhnsystem.com>

On Mon, Oct 05, 2015 at 07:59:27PM +0900, 최익성 wrote:
> Dear DPDK experts.
>  
> I have a question about specifying constant time interval when using rte_get_timer_cycles();
>  
> Would you let me know how can I specify constant time 30 seconds of DRAIN_TIME?
>  
> I will really appreciate if let me know.
>  
>  
> uint64_t now, old, DRAIN_TIME ;
>  
> DRAIN_TIME =  ?   // 30 seconds.
>  
> old = rte_get_timer_cycles();
> ... 
> now = rte_get_timer_cycles(); 
>  
> if ((new-old) &gt; DRAIN_TIME ) { ... } 
>  
>  
> Thank you very much.
>  
> Sincerely Yours,
>  
> Ick-Sung Choi.
> 
The companion function rte_get_timer_hz should be what you want I think. It will
allow you to translate cycles to seconds/milliseconds.

/Bruce

      reply	other threads:[~2015-10-05 13:10 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-05 10:59 최익성
2015-10-05 13:10 ` Bruce Richardson [this message]

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