Date: Wed, 1 Mar 2017 15:43:57 +0100 From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= <olivier@freebsd.org> To: "Caraballo-vega, Jordan A. (GSFC-6062)[COMPUTER SCIENCE CORP]" <jordancaraballo87@gmail.com> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Subject: Re: Fwd: Re: Disappointing packets-per-second performance results on a Dell,PE R530 Message-ID: <CA%2Bq%2BTcryRj8wxiDhB5mb=Co31A9kwqUFmcqskzS4dbqLFnJDaQ@mail.gmail.com> In-Reply-To: <6ad029e0-86c6-af3d-8fc3-694d4bcdc683@gmail.com> References: <ebb04a3e-bcde-6d50-af63-348e8d06fcba@gmail.com> <40a413f3-2c44-ee9d-9961-67114d8dffca@gmail.com> <20170205175531.GA20287@dwarf> <7d349edd-0c81-2e3f-d3b9-27af232de76d@gmail.com> <20170209153409.GG41673@dwarf> <6ad029e0-86c6-af3d-8fc3-694d4bcdc683@gmail.com>
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On Tue, Feb 28, 2017 at 3:13 AM, Caraballo-vega, Jordan A. (GSFC-6062)[COMPUTER SCIENCE CORP] <jordancaraballo87@gmail.com> wrote: > As a summarywe have a Dell R530 with a Chelsio T580 cardwith -CURRENT. > > In an attempt to reduce the time the system was taking to look for the > cpus; we changed the BIOS setting to let the system have 8 visible cores > and tested cxl* and vcxl* chelsio interfaces. Scores are still way lower > than what we expected: > > > Based on previous scores with Centos 7 (over 3M pps), we can assume that > it is not the hardware. However, we are still looking for a reason of > why are we getting these scores. > > Any feedback or suggestion would be highly appreciated. > > =E2=80=8BDuring your bench load, can you display=E2=80=8B =E2=80=8Beach queue usage of your cxl interface and post the result here ? You can use this python script (from Alexander Chernikov): https://github.com/ocochard/BSDRP/blob/master/BSDRP/Files/usr/local/bin/nic= -queue-usage Here is an example showing traffic shared between all 8 queues: [root@hp]~# nic-queue-usage cxl0 [Q0 346K/s] [Q1 343K/s] [Q2 339K/s] [Q3 338K/s] [Q4 338K/s] [Q5 338K/s] [Q6 343K/s] [Q7 346K/s] [QT 2734K/s 3269K/s -> 0K/s] [Q0 347K/s] [Q1 344K/s] [Q2 339K/s] [Q3 339K/s] [Q4 338K/s] [Q5 338K/s] [Q6 343K/s] [Q7 346K/s] [QT 2735K/s 3277K/s -> 0K/s] [Q0 344K/s] [Q1 341K/s] [Q2 338K/s] [Q3 338K/s] [Q4 337K/s] [Q5 337K/s] [Q6 342K/s] [Q7 345K/s] [QT 2727K/s 3262K/s -> 0K/s] [Q0 355K/s] [Q1 352K/s] [Q2 348K/s] [Q3 349K/s] [Q4 348K/s] [Q5 347K/s] [Q6 352K/s] [Q7 355K/s] [QT 2809K/s 3381K/s -> 0K/s] [Q0 351K/s] [Q1 348K/s] [Q2 344K/s] [Q3 343K/s] [Q4 342K/s] [Q5 344K/s] [Q6 349K/s] [Q7 352K/s] [QT 2776K/s 3288K/s -> 0K/s] [Q0 344K/s] [Q1 341K/s] [Q2 338K/s] [Q3 339K/s] [Q4 338K/s] [Q5 338K/s] [Q6 343K/s] [Q7 346K/s] [QT 2731K/s 3261K/s -> 0K/s] Thanks
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