From: Jerin Jacob Kollanukkaran <jerinj@marvell.com>
To: Harman Kalra <hkalra@marvell.com>,
Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>,
Nithin Kumar Dabilpuram <ndabilpuram@marvell.com>,
Kiran Kumar Kokkilagadda <kirankumark@marvell.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, Ferruh Yigit <ferruh.yigit@intel.com>
Subject: Re: [dpdk-dev] [PATCH v3 1/2] net/octeontx2: fix ptp performance issue
Date: Sun, 28 Jul 2019 16:52:42 +0000 [thread overview]
Message-ID: <BYAPR18MB2424B41CEFA6AAE6E6C275D9C8C20@BYAPR18MB2424.namprd18.prod.outlook.com> (raw)
In-Reply-To: <1564304876-13274-1-git-send-email-hkalra@marvell.com>
> -----Original Message-----
> From: Harman Kalra <hkalra@marvell.com>
> Sent: Sunday, July 28, 2019 2:40 PM
> To: Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>; Jerin Jacob
> Kollanukkaran <jerinj@marvell.com>; Nithin Kumar Dabilpuram
> <ndabilpuram@marvell.com>; Kiran Kumar Kokkilagadda
> <kirankumark@marvell.com>
> Cc: dev@dpdk.org; Harman Kalra <hkalra@marvell.com>
> Subject: [PATCH v3 1/2] net/octeontx2: fix ptp performance issue
>
> A huge drop in per core MPPS value was observed when PTP stack is
> enabled. The reason behind the bottleneck is HW serialises the transfer of all
> SQEs, which seeks timestamp capture, on the same send DMA path. Hence
> only those packets which requires timestamp capture should set SETTSTAMP
> in send mem alg.
> With this patch timestamping would be done only for those packets with
> PKT_TX_IEEE1588_TMST set.
>
> Fixes: fb3ae0951abd ("net/octeontx2: support Tx")
> Fixes: 8980a153006b ("event/octeontx2: support PTP for SSO")
>
> Signed-off-by: Harman Kalra <hkalra@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>
Series applied to dpdk-next-net-mrvl/master. Thanks.
prev parent reply other threads:[~2019-07-28 16:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-27 14:57 [dpdk-dev] [PATCH " Harman Kalra
2019-07-27 14:57 ` [dpdk-dev] [PATCH 2/2] net/octeontx2: support read clock API Harman Kalra
2019-07-27 15:48 ` Jerin Jacob Kollanukkaran
2019-07-27 20:41 ` [dpdk-dev] [PATCH v2 1/2] net/octeontx2: fix ptp performance issue Harman Kalra
2019-07-27 20:41 ` [dpdk-dev] [PATCH v2 2/2] net/octeontx2: support read clock API Harman Kalra
2019-07-28 7:43 ` Jerin Jacob Kollanukkaran
2019-07-28 9:09 ` [dpdk-dev] [PATCH v3 1/2] net/octeontx2: fix ptp performance issue Harman Kalra
2019-07-28 9:09 ` [dpdk-dev] [PATCH v3 2/2] net/octeontx2: support read clock API Harman Kalra
2019-07-28 16:52 ` Jerin Jacob Kollanukkaran [this message]
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