From: Yuliang Li <yuliang.li@yale.edu>
To: users@dpdk.org
Subject: Re: [dpdk-users] Problem about setting CONFIG_RTE_KNI_PREEMPT_DEFAULT=n
Date: Sat, 25 Mar 2017 14:30:11 -0400 [thread overview]
Message-ID: <CAECc8joLaac4RYwf+=Ni-88GQ_=h8gM6i3GauhLEUAnCPm6YkQ@mail.gmail.com> (raw)
In-Reply-To: <CAECc8jqJfvAuPBU9vxGe-UsPdGW1aO7OYpBbF-LZUJuwu0iEog@mail.gmail.com>
I am using the kni example app.
On Sat, Mar 25, 2017 at 2:28 PM, Yuliang Li <yuliang.li@yale.edu> wrote:
> Hi all,
>
> I am using KNI. In order to improve the performance of KNI, I adopted the
> suggestion here <http://dpdk.org/ml/archives/dev/2015-June/018858.html>:
> setting CONFIG_RTE_KNI_PREEMPT_DEFAULT=n, which prevents the KNI
> kernel thread from going to sleep. This works fine if I only use 1 kernel
> thread. However, if I use 2 kernel threads, when the DPDK app exits, one of
> the kernel thread cannot exit, so that core is forever gone until I restart
> my server. Could anyone help me on this?
>
> Thanks,
> --
> Yuliang Li
> PhD student
> Department of Computer Science
> Yale University
>
--
Yuliang Li
PhD student
Department of Computer Science
Yale University
prev parent reply other threads:[~2017-03-25 18:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-25 18:28 Yuliang Li
2017-03-25 18:30 ` Yuliang Li [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CAECc8joLaac4RYwf+=Ni-88GQ_=h8gM6i3GauhLEUAnCPm6YkQ@mail.gmail.com' \
--to=yuliang.li@yale.edu \
--cc=users@dpdk.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).