From: "Van Haaren, Harry" <harry.van.haaren@intel.com>
To: "Wiles, Keith" <keith.wiles@intel.com>, ??? <pnk003@naver.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] How can I calculate/estimate pps(packet per seocond) and bps(bit per second) in DPDK pktg
Date: Tue, 3 Nov 2015 14:30:41 +0000 [thread overview]
Message-ID: <E923DB57A917B54B9182A2E928D00FA61282AF06@IRSMSX102.ger.corp.intel.com> (raw)
In-Reply-To: <514E811C-1D85-4BB7-AA9C-C5D2B2ED6043@intel.com>
Hi Keith,
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Wiles, Keith
<snip>
> Hmm, I just noticed I did not include the FCS bytes. Does the NIC include FCS bytes in the
> counters? Need to verify that one and if not then it becomes a bit more complex.
The Intel NICs count packet sizes inclusive of CRC / FCS, from eg the ixgbe/82599 datasheet:
"This register includes bytes received in a packet from the <Destination Address> field through the <CRC> field, inclusively."
-Harry
next prev parent reply other threads:[~2015-11-03 14:30 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-03 6:25 최익성
2015-11-03 14:11 ` Wiles, Keith
2015-11-03 14:30 ` Van Haaren, Harry [this message]
2015-11-03 14:33 ` Wiles, Keith
2015-11-03 15:59 ` Polehn, Mike A
2015-11-03 19:00 ` Wiles, Keith
2015-11-03 21:55 ` Polehn, Mike A
2015-11-04 1:45 ` 최익성
2015-11-04 14:21 ` Polehn, Mike A
2015-11-04 23:58 ` 최익성
2015-11-03 22:05 ` Stephen Hemminger
2015-11-03 22:18 ` Kyle Larose
2015-11-03 23:28 ` Stephen Hemminger
2015-11-04 13:13 ` Kyle Larose
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