From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Tetsuya.Mukawa" <mukawa-AlSX/UN32fvPDbFq/vQRIQ@public.gmane.org>
Subject: Re: Are there considerations about resource recycling by
 the process, not by the OS?
Date: Fri, 05 Sep 2014 18:32:05 +0900
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To: "Zhangkun (K)" <zhang.zhangkun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
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Hi Zhangkun,

Do you talk about resource management of DPDK when a process is finished?=

If so, I guess DPDK doesn't care so much about freeing resources once
allocated by the process.
For example, there is no function to free a mempool.

Thanks,
Tetsuya

(2014/09/05 12:39), Zhangkun (K) wrote:
> Hi,
>     Yes, the program is running as root.
>     I want to know if or not the DPDK Community considers about resourc=
e recycling.
>
> From: Masaru Oki [mailto:m-oki-kJJssGRo5Gr08ZWpFnN8/c8NsWr+9BEh@public.gmane.org]
> Date: 2014=E5=B9=B49=E6=9C=885=E6=97=A5 11:18
> To: Zhangkun (K)
> Cc: dev-VfR2kkLFssw@public.gmane.org
> Subject: Re: [dpdk-dev] Are there considerations about resource recycli=
ng by the process, not by the OS?
>
> Hi,
>
> you may try
>  $ gdb your_program
>  gdb> b rte_panic
>  gdb> run
>  stopped at rte_panic
>  gdb> bt
>
> sorry, it is not answer for your question.
> by the way, do you run the program as root?
>
>
> 2014-09-05 12:07 GMT+09:00 Zhangkun (K) <zhang.zhangkun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org<mail=
to:zhang.zhangkun-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>>:
> Hi,
>    I develop the program with the use of dpdk and the process is core d=
ump when the program is started.
> The process is crash in case of initing memory failed and calling rte_p=
anic function.
>  I search all rte_panic function in the dpdk, and find it so many. Ther=
efore, in case the pr ocess happen fail,
> it will abort. The resource allocated before is not released by the pro=
cess, but by the OS system.
> So I have a question: Are there considerations about resource recycling=
 by the process, not by the OS ?
>