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From: "Huang\, Ying" <ying.huang@intel.com>
To: Josef Bacik <josef@toxicpanda.com>
Cc: kernel test robot <rong.a.chen@intel.com>
Cc: David Sterba <dsterba@suse.com>, <lkp@01.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [LKP] [btrfs]  c8eaeac7b7:  aim7.jobs-per-min -11.7% regression
Date: Wed, 29 May 2019 16:42:22 +0800	[thread overview]
Message-ID: <87blzl7itt.fsf@yhuang-dev.intel.com> (raw)
In-Reply-To: <20190513025004.GG31424@shao2-debian> (kernel test robot's message of "Mon, 13 May 2019 10:50:04 +0800")

Hi, Josef,

kernel test robot <rong.a.chen@intel.com> writes:

> Greeting,
>
> FYI, we noticed a -11.7% regression of aim7.jobs-per-min due to commit:
>
>
> commit: c8eaeac7b734347c3afba7008b7af62f37b9c140 ("btrfs: reserve delalloc metadata differently")
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
>
> in testcase: aim7
> on test machine: 40 threads Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz with 384G memory
> with following parameters:
>
> 	disk: 4BRD_12G
> 	md: RAID0
> 	fs: btrfs
> 	test: disk_rr
> 	load: 1500
> 	cpufreq_governor: performance
>
> test-description: AIM7 is a traditional UNIX system level benchmark suite which is used to test and measure the performance of multiuser system.
> test-url: https://sourceforge.net/projects/aimbench/files/aim-suite7/

Here's another regression, do you have time to take a look at this?

Best Regards,
Huang, Ying

WARNING: multiple messages have this Message-ID (diff)
From: Huang, Ying <ying.huang@intel.com>
To: lkp@lists.01.org
Subject: Re: [btrfs] c8eaeac7b7: aim7.jobs-per-min -11.7% regression
Date: Wed, 29 May 2019 16:42:22 +0800	[thread overview]
Message-ID: <87blzl7itt.fsf@yhuang-dev.intel.com> (raw)
In-Reply-To: <20190513025004.GG31424@shao2-debian>

[-- Attachment #1: Type: text/plain, Size: 925 bytes --]

Hi, Josef,

kernel test robot <rong.a.chen@intel.com> writes:

> Greeting,
>
> FYI, we noticed a -11.7% regression of aim7.jobs-per-min due to commit:
>
>
> commit: c8eaeac7b734347c3afba7008b7af62f37b9c140 ("btrfs: reserve delalloc metadata differently")
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
>
> in testcase: aim7
> on test machine: 40 threads Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz with 384G memory
> with following parameters:
>
> 	disk: 4BRD_12G
> 	md: RAID0
> 	fs: btrfs
> 	test: disk_rr
> 	load: 1500
> 	cpufreq_governor: performance
>
> test-description: AIM7 is a traditional UNIX system level benchmark suite which is used to test and measure the performance of multiuser system.
> test-url: https://sourceforge.net/projects/aimbench/files/aim-suite7/

Here's another regression, do you have time to take a look at this?

Best Regards,
Huang, Ying

  reply	other threads:[~2019-05-29  8:42 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-13  2:50 [btrfs] c8eaeac7b7: aim7.jobs-per-min -11.7% regression kernel test robot
2019-05-13  2:50 ` kernel test robot
2019-05-29  8:42 ` Huang, Ying [this message]
2019-05-29  8:42   ` Huang, Ying
2019-06-11  0:52   ` [LKP] " Huang, Ying
2019-06-11  0:52     ` Huang, Ying
2019-06-21  0:48     ` [LKP] " Huang, Ying
2019-06-21  0:48       ` Huang, Ying
2019-06-25 14:22       ` [LKP] " Josef Bacik
2019-06-26  2:39         ` Rong Chen
2019-06-26  2:39           ` Rong Chen
2019-06-26  3:17           ` [LKP] " Josef Bacik
2019-06-26  3:31             ` Rong Chen
2019-06-26  3:31               ` Rong Chen
2019-07-08  7:08               ` [LKP] " Huang, Ying
2019-07-08  7:08                 ` Huang, Ying
2019-07-22  8:03                 ` [LKP] " Huang, Ying
2019-07-22  8:03                   ` Huang, Ying

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