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From: "Iremonger, Bernard" <bernard.iremonger@intel.com>
To: Thomas Monjalon <thomas@monjalon.net>,
	Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Jerin Jacob Kollanukkaran <jerinj@marvell.com>,
	"arybchenko@solarflare.com" <arybchenko@solarflare.com>,
	"Yigit, Ferruh" <ferruh.yigit@intel.com>
Subject: Re: [dpdk-dev] [PATCH v2] app/testpmd: add mempool bulk get for txonly mode
Date: Tue, 26 Mar 2019 11:50:05 +0000	[thread overview]
Message-ID: <8CEF83825BEC744B83065625E567D7C260D7656E@IRSMSX108.ger.corp.intel.com> (raw)
Message-ID: <20190326115005.pYCMtzg11p8ibyc_JIlBwVVOTX3JCGHtAzSaQA--xes@z> (raw)
In-Reply-To: <4933257.X50ECdZ2iI@xps>

Hi Pavan,

<snip>

> Subject: Re: [dpdk-dev] [PATCH v2] app/testpmd: add mempool bulk get for
> txonly mode
> 
> 01/03/2019 14:47, Pavan Nikhilesh Bhagavatula:
> > From: Pavan Nikhilesh <pbhagavatula@marvell.com>
> >
> > Use mempool bulk get ops to alloc burst of packets and process them.
> > If bulk get fails fallback to rte_mbuf_raw_alloc.
> >
> > Suggested-by: Andrew Rybchenko <arybchenko@solarflare.com>
> > Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
> > ---
> >
> >  v2 Changes:
> >  - Use bulk ops for fetching segments. (Andrew Rybchenko)
> >  - Fallback to rte_mbuf_raw_alloc if bulk get fails. (Andrew
> > Rybchenko)
> >  - Fix mbufs not being freed when there is no more mbufs available for
> > segments. (Andrew Rybchenko)
> >
> >  app/test-pmd/txonly.c | 159
> > ++++++++++++++++++++++++------------------
> >  1 file changed, 93 insertions(+), 66 deletions(-)
> 
> This is changing a lot of lines so it is difficult to know what is changed exactly.
> Please split it with a refactoring without any real change, and introduce the
> real change later.
> Then we'll be able to examine it and check the performance.
> 
> We need to have more tests with more hardware in order to better
> understand the performance improvement.
> For info, a degradation is seen in Mellanox lab.
> 
> 
+1 
Not easy to review.
Btw, unnecessary change at lines  157 and 158 in txonly.c

Regards,

Bernard


  parent reply	other threads:[~2019-03-26 11:50 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-28 19:42 [dpdk-dev] [PATCH] app/testpmd: use " Pavan Nikhilesh Bhagavatula
2019-03-01  7:38 ` Andrew Rybchenko
2019-03-01  8:45   ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2019-03-01 13:47 ` [dpdk-dev] [PATCH v2] app/testpmd: add " Pavan Nikhilesh Bhagavatula
2019-03-19 16:48   ` Ferruh Yigit
2019-03-19 16:48     ` Ferruh Yigit
2019-03-20  4:53     ` Pavan Nikhilesh Bhagavatula
2019-03-20  4:53       ` Pavan Nikhilesh Bhagavatula
2019-03-26  8:43       ` Ferruh Yigit
2019-03-26  8:43         ` Ferruh Yigit
2019-03-26 11:00   ` Thomas Monjalon
2019-03-26 11:00     ` Thomas Monjalon
2019-03-26 11:50     ` Iremonger, Bernard [this message]
2019-03-26 11:50       ` Iremonger, Bernard
2019-03-26 12:06       ` Pavan Nikhilesh Bhagavatula
2019-03-26 12:06         ` Pavan Nikhilesh Bhagavatula
2019-03-26 13:16         ` Jerin Jacob Kollanukkaran
2019-03-26 13:16           ` Jerin Jacob Kollanukkaran
2019-03-26 12:26 ` [dpdk-dev] [PATCH v3 1/2] app/testpmd: optimize testpmd " Pavan Nikhilesh Bhagavatula
2019-03-26 12:26   ` Pavan Nikhilesh Bhagavatula
2019-03-26 12:27   ` [dpdk-dev] [PATCH v3 2/2] app/testpmd: add mempool bulk get for " Pavan Nikhilesh Bhagavatula
2019-03-26 12:27     ` Pavan Nikhilesh Bhagavatula
2019-03-26 13:03 ` [dpdk-dev] [PATCH v4 1/2] app/testpmd: optimize testpmd " Pavan Nikhilesh Bhagavatula
2019-03-26 13:03   ` Pavan Nikhilesh Bhagavatula
2019-03-26 13:03   ` [dpdk-dev] [PATCH v4 2/2] app/testpmd: add mempool bulk get for " Pavan Nikhilesh Bhagavatula
2019-03-26 13:03     ` Pavan Nikhilesh Bhagavatula
2019-03-26 16:13   ` [dpdk-dev] [PATCH v4 1/2] app/testpmd: optimize testpmd " Iremonger, Bernard
2019-03-26 16:13     ` Iremonger, Bernard
2019-03-31 13:14 ` [dpdk-dev] [PATCH v5 " Pavan Nikhilesh Bhagavatula
2019-03-31 13:14   ` Pavan Nikhilesh Bhagavatula
2019-03-31 13:14   ` [dpdk-dev] [PATCH v5 2/2] app/testpmd: add mempool bulk get for " Pavan Nikhilesh Bhagavatula
2019-03-31 13:14     ` Pavan Nikhilesh Bhagavatula
2019-04-01 20:25   ` [dpdk-dev] [PATCH v5 1/2] app/testpmd: optimize testpmd " Ferruh Yigit
2019-04-01 20:25     ` Ferruh Yigit
2019-04-01 20:53     ` Thomas Monjalon
2019-04-01 20:53       ` Thomas Monjalon
2019-04-02  1:03       ` Jerin Jacob Kollanukkaran
2019-04-02  1:03         ` Jerin Jacob Kollanukkaran
2019-04-02  7:06         ` Thomas Monjalon
2019-04-02  7:06           ` Thomas Monjalon
2019-04-02  8:31           ` Jerin Jacob Kollanukkaran
2019-04-02  8:31             ` Jerin Jacob Kollanukkaran
2019-04-02  9:03   ` Ali Alnubani
2019-04-02  9:03     ` Ali Alnubani
2019-04-02  9:06     ` Pavan Nikhilesh Bhagavatula
2019-04-02  9:06       ` Pavan Nikhilesh Bhagavatula
2019-04-02  9:53 ` [dpdk-dev] [PATCH v6 1/4] app/testpmd: move eth header generation outside the loop Pavan Nikhilesh Bhagavatula
2019-04-02  9:53   ` Pavan Nikhilesh Bhagavatula
2019-04-02  9:53   ` [dpdk-dev] [PATCH v6 2/4] app/testpmd: use bulk ops for allocating segments Pavan Nikhilesh Bhagavatula
2019-04-02  9:53     ` Pavan Nikhilesh Bhagavatula
2019-04-02  9:53   ` [dpdk-dev] [PATCH v6 3/4] app/testpmd: move pkt prepare logic into a separate function Pavan Nikhilesh Bhagavatula
2019-04-02  9:53     ` Pavan Nikhilesh Bhagavatula
2019-04-09  9:28     ` Lin, Xueqin
2019-04-09  9:28       ` Lin, Xueqin
2019-04-09  9:32       ` Pavan Nikhilesh Bhagavatula
2019-04-09  9:32         ` Pavan Nikhilesh Bhagavatula
2019-04-09 12:24         ` Yao, Lei A
2019-04-09 12:24           ` Yao, Lei A
2019-04-09 12:29           ` Ferruh Yigit
2019-04-09 12:29             ` Ferruh Yigit
2019-04-02  9:53   ` [dpdk-dev] [PATCH v6 4/4] app/testpmd: add mempool bulk get for txonly mode Pavan Nikhilesh Bhagavatula
2019-04-02  9:53     ` Pavan Nikhilesh Bhagavatula
2019-04-02 15:21   ` [dpdk-dev] [PATCH v6 1/4] app/testpmd: move eth header generation outside the loop Raslan Darawsheh
2019-04-02 15:21     ` Raslan Darawsheh
2019-04-04 16:23   ` Ferruh Yigit
2019-04-04 16:23     ` Ferruh Yigit
2019-04-05 17:37   ` Ferruh Yigit
2019-04-05 17:37     ` Ferruh Yigit

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