From: Vladimir Medvedkin <medvedkinv@gmail.com>
To: Sharath <sharathjm.bharadwaj@gmail.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] checking packet drop at NIC
Date: Fri, 31 Jan 2014 11:06:16 +0400 [thread overview]
Message-ID: <CANDrEHkezOSBSMbhMf9GcOGC_ZtzDqAEFNeNz02rjhH2KRXxYw@mail.gmail.com> (raw)
In-Reply-To: <CAJ6BMtATLrzmhTYWJ2mWShDSvtXWoLDC5thNex2TpqXP0TF4Yg@mail.gmail.com>
Hi Sharath,
In DPDK interrupts are disabled to eliminate the performance overhead.
Interrupts used only for link status change. So you can poll
rte_eth_stats_get and check struct rte_eth_stats for errors.
Regards,
Vladimir
2014-01-31 Sharath <sharathjm.bharadwaj@gmail.com>
> Hi Daniel & all,
>
> can anyone please let me know about this.
>
> Tx
> -SB
>
>
> On Thu, Jan 30, 2014 at 4:50 PM, Sharath <sharathjm.bharadwaj@gmail.com
> >wrote:
>
> > hi!
> >
> > are there any interrupts which are raised by DPDK, for the fifo errors.
> >
> > please let me know, where can I find the details and how to handle such
> > interrupts ?
> >
> > Tx
> > -SB
> >
> >
> > On Thu, Jan 30, 2014 at 2:30 PM, Sharath <sharathjm.bharadwaj@gmail.com
> >wrote:
> >
> >> Thanks Daniel !
> >> Let me check it out . . .
> >> On Jan 29, 2014 8:54 PM, "Daniel Kaminsky" <
> >> daniel.kaminsky@infinitelocality.com> wrote:
> >>
> >>> Hi Sharath,
> >>>
> >>> Try rte_eth_stats_get, I think this should give you what you're looking
> >>> for.
> >>>
> >>> Regards,
> >>> Daniel
> >>>
> >>>
> >>> On Tue, Jan 28, 2014 at 7:29 AM, Sharath <
> sharathjm.bharadwaj@gmail.com>wrote:
> >>>
> >>>> hi !
> >>>>
> >>>> can someone please tell me whether the DPDK provides any method to
> >>>> handle
> >>>> below
> >>>>
> >>>> a. account the packet drops at NIC level ? is there any interrupt
> >>>> raised by
> >>>> DPDK for the same ?
> >>>> b. to check fifo errors ?
> >>>> c. way to check rx and tx in sync
> >>>>
> >>>> Tx,
> >>>> -SB
> >>>>
> >>>
> >>>
> >
>
next prev parent reply other threads:[~2014-01-31 7:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-28 5:29 Sharath
2014-01-29 15:24 ` Daniel Kaminsky
2014-01-30 9:00 ` Sharath
2014-01-30 11:20 ` Sharath
2014-01-31 6:05 ` Sharath
2014-01-31 7:06 ` Vladimir Medvedkin [this message]
2014-01-31 7:26 ` Sharath
2014-02-06 5:50 ` Sharath
2014-02-07 5:43 ` Sharath
2014-02-07 9:13 ` Richardson, Bruce
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