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From: Ali Alnubani <alialnu@oss.nvidia.com>
To: Olivier Matz <olivier.matz@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"David Marchand" <david.marchand@redhat.com>,
	"Alexander Kozyrev" <akozyrev@oss.nvidia.com>,
	"NBU-Contact-Thomas Monjalon" <thomas@monjalon.net>,
	"Ferruh Yigit" <ferruh.yigit@intel.com>,
	"Slava Ovsiienko" <viacheslavo@oss.nvidia.com>,
	"zhaoyan.chen@intel.com" <zhaoyan.chen@intel.com>,
	"Morten Brørup" <mb@smartsharesystems.com>,
	"Andrew Rybchenko" <andrew.rybchenko@oktetlabs.ru>,
	"Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
	"Ajit Khaparde" <ajit.khaparde@broadcom.com>,
	"jerinj@marvell.com" <jerinj@marvell.com>
Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH v4] mbuf: fix reset on mbuf free
Date: Thu, 30 Sep 2021 13:29:59 +0000	[thread overview]
Message-ID: <DM4PR12MB51675B979CBD86C74394BF74DAAA9@DM4PR12MB5167.namprd12.prod.outlook.com> (raw)
In-Reply-To: <YVTdDudA5hBq6Qyx@platinum>

> -----Original Message-----
> From: Olivier Matz <olivier.matz@6wind.com>
> Sent: Thursday, September 30, 2021 12:39 AM
> To: Ali Alnubani <alialnu@nvidia.com>
> Cc: dev@dpdk.org; David Marchand <david.marchand@redhat.com>;
> Alexander Kozyrev <akozyrev@nvidia.com>; NBU-Contact-Thomas Monjalon
> <thomas@monjalon.net>; Ferruh Yigit <ferruh.yigit@intel.com>; Slava
> Ovsiienko <viacheslavo@nvidia.com>; zhaoyan.chen@intel.com; Morten
> Brørup <mb@smartsharesystems.com>; Andrew Rybchenko
> <andrew.rybchenko@oktetlabs.ru>; Ananyev, Konstantin
> <konstantin.ananyev@intel.com>; Ajit Khaparde
> <ajit.khaparde@broadcom.com>; jerinj@marvell.com
> Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH v4] mbuf: fix reset on mbuf
> free
> 
> Hi Ali,
> 
> 
> On Wed, Sep 29, 2021 at 08:03:17AM +0000, Ali Alnubani wrote:
> > Hi Olivier,
> >
> > I wanted to retest the patch on latest main, but it no longer applies, could
> you please rebase it?
> 
> I rebased the patch:
> https://patchwork.dpdk.org/project/dpdk/patch/20210929213707.17727-1-
> olivier.matz@6wind.com/
> 

Thanks for the update,
I tested v5 on main (84b3e4555a1f) and the regression we previously saw no longer reproduces.

Will the patch be backported to 20.11? I can still reproduce a 2% drop in single core packet forwarding performance with v4 applied on v20.11.3.

Testpmd: dpdk-testpmd -n 4  -a 0000:82:00.0  -a 0000:82:00.1 -c 0x9000  -- -i  --nb-cores=1  --txd=256 --rxd=256 --auto-start
Traffic generator is TREX with pattern (Ether / IP / UDP).
Drop is from ~50.5 mpps to ~49.5 mpps.

OS: 18.04.5 LTS
Device: ConnectX-5
MLNX_OFED: MLNX_OFED_LINUX-5.4-1.0.3.0
Firmware: 16.31.1014

Regards,
Ali

  reply	other threads:[~2021-09-30 13:30 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-04 17:00 [dpdk-dev] [PATCH] " Olivier Matz
2020-11-05  0:15 ` Ananyev, Konstantin
2020-11-05  7:46   ` Olivier Matz
2020-11-05  8:26     ` Andrew Rybchenko
2020-11-05  9:10       ` Olivier Matz
2020-11-05 11:34         ` Ananyev, Konstantin
2020-11-05 12:31           ` Olivier Matz
2020-11-05 13:14             ` Ananyev, Konstantin
2020-11-05 13:24               ` Olivier Matz
2020-11-05 13:55                 ` Ananyev, Konstantin
2020-11-05 16:30                   ` Morten Brørup
2020-11-05 23:55                     ` Ananyev, Konstantin
2020-11-06  7:52                       ` Morten Brørup
2020-11-06  8:20                         ` Olivier Matz
2020-11-06  8:50                           ` Morten Brørup
2020-11-06 10:04                             ` Olivier Matz
2020-11-06 10:07                               ` Morten Brørup
2020-11-06 11:53                                 ` Ananyev, Konstantin
2020-11-06 12:23                                   ` Morten Brørup
2020-11-08 14:16                                     ` Andrew Rybchenko
2020-11-08 14:19                                       ` Ananyev, Konstantin
2020-11-10 16:26                                         ` Olivier Matz
2020-11-05  8:33     ` Morten Brørup
2020-11-05  9:03       ` Olivier Matz
2020-11-05  9:09     ` Andrew Rybchenko
2020-11-08  7:25 ` Ali Alnubani
2020-12-18 12:52 ` [dpdk-dev] [PATCH v2] " Olivier Matz
2020-12-18 13:18   ` Morten Brørup
2020-12-18 23:33     ` Ajit Khaparde
2021-01-06 13:33 ` [dpdk-dev] [PATCH v3] " Olivier Matz
2021-01-10  9:28   ` Ali Alnubani
2021-01-11 13:14   ` Ananyev, Konstantin
2021-01-13 13:27 ` [dpdk-dev] [PATCH v4] " Olivier Matz
2021-01-15 13:59   ` [dpdk-dev] [dpdk-stable] " David Marchand
2021-01-15 18:39     ` Ali Alnubani
2021-01-18 17:52       ` Ali Alnubani
2021-01-19  8:32         ` Olivier Matz
2021-01-19  8:53           ` Morten Brørup
2021-01-19 12:00             ` Ferruh Yigit
2021-01-19 12:27               ` Morten Brørup
2021-01-19 14:03                 ` Ferruh Yigit
2021-01-19 14:21                   ` Morten Brørup
2021-01-21  9:15                     ` Ferruh Yigit
2021-01-19 14:04           ` Slava Ovsiienko
2021-07-24  8:47             ` Thomas Monjalon
2021-07-30 12:36               ` Olivier Matz
2021-07-30 14:35                 ` Morten Brørup
2021-07-30 14:54                   ` Thomas Monjalon
2021-07-30 15:14                     ` Olivier Matz
2021-07-30 15:23                       ` Morten Brørup
2021-08-04 13:29                       ` [dpdk-dev] [PATCH] doc: add known issue with mbuf segment Thomas Monjalon
2021-08-04 14:25                         ` Ajit Khaparde
2021-08-05  6:08                         ` Morten Brørup
2021-08-06 14:21                           ` Thomas Monjalon
2021-08-06 14:24                             ` Morten Brørup
2021-09-28  8:28                     ` [dpdk-dev] [dpdk-stable] [PATCH v4] mbuf: fix reset on mbuf free Thomas Monjalon
2021-09-28  9:00                       ` Slava Ovsiienko
2021-09-28  9:25                         ` Ananyev, Konstantin
2021-09-28  9:39                         ` Morten Brørup
2021-09-29  8:03                           ` Ali Alnubani
2021-09-29 21:39                             ` Olivier Matz
2021-09-30 13:29                               ` Ali Alnubani [this message]
2021-10-21  8:26                                 ` Thomas Monjalon
2021-01-21  9:19       ` Ferruh Yigit
2021-01-21  9:29         ` Morten Brørup
2021-01-21 16:35           ` [dpdk-dev] [dpdklab] " Lincoln Lavoie
2021-01-23  8:57             ` Morten Brørup
2021-01-25 17:00               ` Brandon Lo
2021-01-25 18:42             ` Ferruh Yigit
2021-06-15 13:56   ` [dpdk-dev] " Morten Brørup
2021-09-29 21:37   ` [dpdk-dev] [PATCH v5] " Olivier Matz
2021-09-30 13:27     ` Ali Alnubani
2021-10-21  9:18     ` David Marchand
2022-07-28 14:06       ` CI performance test results might be misleading Morten Brørup

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