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From: Daejun Park <daejun7.park@samsung.com>
To: Bart Van Assche <bvanassche@acm.org>,
	Daejun Park <daejun7.park@samsung.com>,
	Greg KH <gregkh@linuxfoundation.org>
Cc: "avri.altman@wdc.com" <avri.altman@wdc.com>,
	"jejb@linux.ibm.com" <jejb@linux.ibm.com>,
	"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
	"asutoshd@codeaurora.org" <asutoshd@codeaurora.org>,
	"stanley.chu@mediatek.com" <stanley.chu@mediatek.com>,
	"cang@codeaurora.org" <cang@codeaurora.org>,
	"huobean@gmail.com" <huobean@gmail.com>,
	ALIM AKHTAR <alim.akhtar@samsung.com>,
	"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Sung-Jun Park <sungjun07.park@samsung.com>,
	yongmyung lee <ymhungry.lee@samsung.com>,
	Jinyoung CHOI <j-young.choi@samsung.com>,
	Adel Choi <adel.choi@samsung.com>,
	BoRam Shin <boram.shin@samsung.com>,
	SEUNGUK SHIN <seunguk.shin@samsung.com>
Subject: RE: Re: [PATCH v14 0/3] scsi: ufs: Add Host Performance Booster Support
Date: Fri, 18 Dec 2020 11:16:13 +0900	[thread overview]
Message-ID: <20201218021613epcms2p7ef4b3b095f9be9e7e1f8c74e1dc6af44@epcms2p7> (raw)
In-Reply-To: <e8b08117-0670-7222-05bb-a88910a93be1@acm.org>

On 12/17/20 5:05 PM, Daejun Park wrote:
> > Here is my iozone script:
> > iozone -r 4k -+n -i2 -ecI -t 16 -l 16 -u 16 
> > -s $IO_RANGE/16 -F mnt/tmp_1 mnt/tmp_2 mnt/tmp_3 mnt/tmp_4 
> > mnt/tmp_5 mnt/tmp_6 mnt/tmp_7 mnt/tmp_8 mnt/tmp_9 mnt/tmp_10 mnt/tmp_11 
> > mnt/tmp_12 mnt/tmp_13 mnt/tmp_14 mnt/tmp_15 mnt/tmp_16
> > 
> > Result:
> > +----------+--------+---------+
> > | IO range | HPB on | HPB off |
> > +----------+--------+---------+
> > |   1 GB   | 294.8  | 300.87  |
> > |   4 GB   | 293.51 | 179.35  |
> > |   8 GB   | 294.85 | 162.52  |
> > |  16 GB   | 293.45 | 156.26  |
> > |  32 GB   | 277.4  | 153.25  |
> > +----------+--------+---------+
> 
> Hi Daejun,
> 
> What are the units of the numbers in columns 2 and 3?
> 
> Thanks,
> 
> Bart.
> 
I forgot to add units, it is MB/s.

Thanks
Daejun

      parent reply	other threads:[~2020-12-18  2:17 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20201215082235epcms2p88c9d8fd4dc773f6a4901dab241063306@epcms2p5>
2020-12-16  2:44 ` [PATCH v14 0/3] scsi: ufs: Add Host Performance Booster Support Daejun Park
     [not found]   ` <CGME20201215082235epcms2p88c9d8fd4dc773f6a4901dab241063306@epcms2p2>
2020-12-16  2:45     ` Subject: [PATCH v14 1/3] scsi: ufs: Introduce HPB feature Daejun Park
2020-12-16  9:01       ` Greg KH
     [not found]       ` <CGME20201215082235epcms2p88c9d8fd4dc773f6a4901dab241063306@epcms2p1>
2020-12-17  5:21         ` Daejun Park
2020-12-17  6:17           ` Greg KH
2020-12-18  1:05         ` Re: [PATCH v14 0/3] scsi: ufs: Add Host Performance Booster Support Daejun Park
2020-12-18  1:58           ` Bart Van Assche
2020-12-18  2:01       ` Subject: [PATCH v14 1/3] scsi: ufs: Introduce HPB feature Stanley Chu
2020-12-18  2:15     ` Daejun Park
     [not found]   ` <CGME20201215082235epcms2p88c9d8fd4dc773f6a4901dab241063306@epcms2p6>
2020-12-16  2:47     ` [PATCH v14 3/3] scsi: ufs: Prepare HPB read for cached sub-region Daejun Park
2020-12-16 10:07   ` [PATCH v14 0/3] scsi: ufs: Add Host Performance Booster Support Greg KH
     [not found]   ` <CGME20201215082235epcms2p88c9d8fd4dc773f6a4901dab241063306@epcms2p7>
2020-12-16  2:46     ` [PATCH v14 2/3] scsi: ufs: L2P map management for HPB read Daejun Park
2020-12-18  2:16     ` Daejun Park [this message]

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