From: Sharath <sharathjm.bharadwaj@gmail.com>
To: Vladimir Medvedkin <medvedkinv@gmail.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] checking packet drop at NIC
Date: Thu, 6 Feb 2014 11:20:48 +0530 [thread overview]
Message-ID: <CAJ6BMtC4TJzyezgZVFDFa0Q5XKzu=zhY7gSMR-kypjvcddXA8Q@mail.gmail.com> (raw)
In-Reply-To: <CAJ6BMtCZLcbuz57CNgZ=oXGpKdE4Sui5qEqRKVX=Lcf1qVWLiQ@mail.gmail.com>
hi Vladimir,
I would like to know if there are any callback mechanism to detect FIFO
errors in NIC ?
could you please let me know.
Tx
-SB
On Fri, Jan 31, 2014 at 12:56 PM, Sharath <sharathjm.bharadwaj@gmail.com>wrote:
> thank you Vladimir.
>
>
> On Fri, Jan 31, 2014 at 12:36 PM, Vladimir Medvedkin <medvedkinv@gmail.com
> > wrote:
>
>> 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:[~2014-02-06 5:49 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
2014-01-31 7:26 ` Sharath
2014-02-06 5:50 ` Sharath [this message]
2014-02-07 5:43 ` Sharath
2014-02-07 9:13 ` Richardson, Bruce
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