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From: Aaron Lu <aaron.lu@intel.com>
To: lkp@lists.01.org
Subject: Re: [sctp] a6c2f79287: netperf.Throughput_Mbps -37.2% regression
Date: Wed, 17 Aug 2016 16:48:32 +0800	[thread overview]
Message-ID: <20160817084832.GA5342@aaronlu.sh.intel.com> (raw)
In-Reply-To: <CADvbK_eErG-XPsDZJxjspqfC6dnF7AGSZaWNNzkZajw9SucMAA@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 635 bytes --]

On Wed, Aug 17, 2016 at 04:02:45PM +0800, Xin Long wrote:
> >> you mean only this two line:
> >>> +       unsigned long prsctp_param;
> >>> +       int sent_count;ca;
> >>
> >> caused the performance issue ?
> >
> > Right.
> OK, can you remove this line from your patch
> +       int sent_count;
> 
> then test again, thanks.

It doesn't change on my desktop Sandybridge.

$ cat 4.7.0-rc6-01199-g116558d316e8/0/netperf.json
{
  "netperf.Throughput_Mbps": [
   748.2056249999998
  ]
}

Where commit 116558d316e8 is based on top of the last test commit
98dd2532b14e with the sent_count removed.

Thanks,
Aaron

WARNING: multiple messages have this Message-ID (diff)
From: Aaron Lu <aaron.lu@intel.com>
To: Xin Long <lucien.xin@gmail.com>
Cc: kernel test robot <xiaolong.ye@intel.com>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	lkp@01.org, "David S. Miller" <davem@davemloft.net>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [LKP] [lkp] [sctp] a6c2f79287: netperf.Throughput_Mbps -37.2% regression
Date: Wed, 17 Aug 2016 16:48:32 +0800	[thread overview]
Message-ID: <20160817084832.GA5342@aaronlu.sh.intel.com> (raw)
In-Reply-To: <CADvbK_eErG-XPsDZJxjspqfC6dnF7AGSZaWNNzkZajw9SucMAA@mail.gmail.com>

On Wed, Aug 17, 2016 at 04:02:45PM +0800, Xin Long wrote:
> >> you mean only this two line:
> >>> +       unsigned long prsctp_param;
> >>> +       int sent_count;ca;
> >>
> >> caused the performance issue ?
> >
> > Right.
> OK, can you remove this line from your patch
> +       int sent_count;
> 
> then test again, thanks.

It doesn't change on my desktop Sandybridge.

$ cat 4.7.0-rc6-01199-g116558d316e8/0/netperf.json
{
  "netperf.Throughput_Mbps": [
   748.2056249999998
  ]
}

Where commit 116558d316e8 is based on top of the last test commit
98dd2532b14e with the sent_count removed.

Thanks,
Aaron

  reply	other threads:[~2016-08-17  8:48 UTC|newest]

Thread overview: 72+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-27  1:54 [sctp] a6c2f79287: netperf.Throughput_Mbps -37.2% regression kernel test robot
2016-07-27  1:54 ` [lkp] " kernel test robot
2016-07-28  7:01 ` Xin Long
2016-07-28  7:01   ` [lkp] " Xin Long
2016-08-05  3:31   ` Aaron Lu
2016-08-05  3:31     ` [LKP] [lkp] " Aaron Lu
2016-08-05 11:53     ` Xin Long
2016-08-05 11:53       ` [LKP] [lkp] " Xin Long
2016-08-08  2:10       ` Aaron Lu
2016-08-08  2:10         ` [LKP] [lkp] " Aaron Lu
2016-08-16  2:38         ` Aaron Lu
2016-08-16  2:38           ` [LKP] [lkp] " Aaron Lu
2016-08-16  8:02         ` Xin Long
2016-08-16  8:02           ` [LKP] [lkp] " Xin Long
2016-08-16  8:30           ` Aaron Lu
2016-08-16  8:30             ` [LKP] [lkp] " Aaron Lu
2016-08-16  8:51           ` Aaron Lu
2016-08-16  8:51             ` [LKP] [lkp] " Aaron Lu
2016-08-16  9:56             ` Xin Long
2016-08-16  9:56               ` [LKP] [lkp] " Xin Long
2016-08-17  5:04               ` Aaron Lu
2016-08-17  5:04                 ` [LKP] [lkp] " Aaron Lu
2016-08-17  5:34                 ` Xin Long
2016-08-17  5:34                   ` [LKP] [lkp] " Xin Long
2016-08-17  5:34                 ` Aaron Lu
2016-08-17  5:34                   ` [LKP] [lkp] " Aaron Lu
2016-08-17  5:41                   ` Xin Long
2016-08-17  5:41                     ` [LKP] [lkp] " Xin Long
2016-08-17  6:14                     ` Aaron Lu
2016-08-17  6:14                       ` [LKP] [lkp] " Aaron Lu
2016-08-17  6:37                       ` Aaron Lu
2016-08-17  6:37                         ` [LKP] [lkp] " Aaron Lu
2016-08-17  6:42                         ` Aaron Lu
2016-08-17  6:42                           ` [LKP] [lkp] " Aaron Lu
2016-08-17  7:35                         ` Xin Long
2016-08-17  7:35                           ` [LKP] [lkp] " Xin Long
2016-08-17  7:42                           ` Aaron Lu
2016-08-17  7:42                             ` [LKP] [lkp] " Aaron Lu
2016-08-17  7:53                             ` Aaron Lu
2016-08-17  7:53                               ` [LKP] [lkp] " Aaron Lu
2016-08-17  8:02                             ` Xin Long
2016-08-17  8:02                               ` [LKP] [lkp] " Xin Long
2016-08-17  8:48                               ` Aaron Lu [this message]
2016-08-17  8:48                                 ` Aaron Lu
2016-08-17  8:58                                 ` Xin Long
2016-08-17  8:58                                   ` [LKP] [lkp] " Xin Long
2016-08-17  9:20                                   ` Aaron Lu
2016-08-17  9:20                                     ` [LKP] [lkp] " Aaron Lu
2016-08-17 18:06                                     ` Xin Long
2016-08-17 18:06                                       ` [LKP] [lkp] " Xin Long
2016-08-18  3:21                                       ` Aaron Lu
2016-08-18  3:21                                         ` [LKP] [lkp] " Aaron Lu
2016-08-18 12:45                                         ` Xin Long
2016-08-18 12:45                                           ` [LKP] [lkp] " Xin Long
2016-08-19  5:29                                           ` Aaron Lu
2016-08-19  5:29                                             ` [LKP] [lkp] " Aaron Lu
2016-08-19  7:19                                             ` Marcelo Ricardo Leitner
2016-08-19  7:19                                               ` [LKP] [lkp] " Marcelo Ricardo Leitner
2016-08-19  7:24                                               ` Aaron Lu
2016-08-19  7:24                                                 ` [LKP] [lkp] " Aaron Lu
2016-08-22 21:44                                                 ` Marcelo Ricardo Leitner
2016-08-22 21:44                                                   ` [LKP] [lkp] " Marcelo Ricardo Leitner
2016-08-23  9:19                                                   ` Aaron Lu
2016-08-23  9:19                                                     ` [LKP] [lkp] " Aaron Lu
2016-09-30  7:05                                                   ` Aaron Lu
2016-09-30  7:05                                                     ` [LKP] [lkp] " Aaron Lu
2016-10-03  2:32                                                     ` Xin Long
2016-10-03  2:32                                                       ` [LKP] [lkp] " Xin Long
2016-10-09  7:41                                                       ` Aaron Lu
2016-10-09  7:41                                                         ` [LKP] [lkp] " Aaron Lu
2016-08-16 18:34             ` Xin Long
2016-08-16 18:34               ` [LKP] [lkp] " Xin Long

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