From: Christoph Hellwig <hch@lst.de>
To: Niklas Cassel <cassel@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>,
kernel test robot <oliver.sang@intel.com>,
oe-lkp@lists.linux.dev, lkp@intel.com,
Jens Axboe <axboe@kernel.dk>, Damien Le Moal <dlemoal@kernel.org>,
Hannes Reinecke <hare@suse.de>,
linux-m68k@lists.linux-m68k.org, linux-um@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
drbd-dev@lists.linbit.com, nbd@other.debian.org,
linuxppc-dev@lists.ozlabs.org, ceph-devel@vger.kernel.org,
virtualization@lists.linux.dev, xen-devel@lists.xenproject.org,
linux-bcache@vger.kernel.org, dm-devel@lists.linux.dev,
linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org,
linux-mtd@lists.infradead.org, nvdimm@lists.linux.dev,
linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org,
linux-scsi@vger.kernel.org, ying.huang@intel.com,
feng.tang@intel.com, fengwei.yin@intel.com
Subject: Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
Date: Mon, 24 Jun 2024 17:20:28 +0200 [thread overview]
Message-ID: <20240624152028.GA11961@lst.de> (raw)
In-Reply-To: <Znl4lXRmK2ukDB7r@ryzen.lan>
On Mon, Jun 24, 2024 at 03:45:57PM +0200, Niklas Cassel wrote:
> Seems to be ATA SSD:
> https://download.01.org/0day-ci/archive/20240624/202406241546.6bbd44a7-oliver.sang@intel.com/job.yaml
>
> ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2BG012T4_BTHC428201ZX1P2OGN-part1"
>
> Most likely btrfs does something different depending on the nonrot flag
> being set or not. (And like you are suggesting, most likely the value of
> the nonrot flag is somehow different after commit bd4a633b6f)
Yes, btrfs does. That's why I'm curious about the before and after,
as I can't see any way how they would be set differently. Right now
I can only claim with vitual AHCI devices, which claim to be rotational,
though.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Niklas Cassel <cassel@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>,
kernel test robot <oliver.sang@intel.com>,
oe-lkp@lists.linux.dev, lkp@intel.com,
Jens Axboe <axboe@kernel.dk>, Damien Le Moal <dlemoal@kernel.org>,
Hannes Reinecke <hare@suse.de>,
linux-m68k@lists.linux-m68k.org, linux-um@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
drbd-dev@lists.linbit.com, nbd@other.debian.org,
linuxppc-dev@lists.ozlabs.org, ceph-devel@vger.kernel.org,
virtualization@lists.linux.dev, xen-devel@lists.xenproject.org,
linux-bcache@vger.kernel.org, dm-devel@lists.linux.dev,
linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org,
linux-mtd@lists.infradead.org, nvdimm@lists.linux.dev,
linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org,
linux-scsi@vger.kernel.org, ying.huang@intel.com,
feng.tang@intel.com, fengwei.yin@intel.com
Subject: Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
Date: Mon, 24 Jun 2024 17:20:28 +0200 [thread overview]
Message-ID: <20240624152028.GA11961@lst.de> (raw)
In-Reply-To: <Znl4lXRmK2ukDB7r@ryzen.lan>
On Mon, Jun 24, 2024 at 03:45:57PM +0200, Niklas Cassel wrote:
> Seems to be ATA SSD:
> https://download.01.org/0day-ci/archive/20240624/202406241546.6bbd44a7-oliver.sang@intel.com/job.yaml
>
> ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2BG012T4_BTHC428201ZX1P2OGN-part1"
>
> Most likely btrfs does something different depending on the nonrot flag
> being set or not. (And like you are suggesting, most likely the value of
> the nonrot flag is somehow different after commit bd4a633b6f)
Yes, btrfs does. That's why I'm curious about the before and after,
as I can't see any way how they would be set differently. Right now
I can only claim with vitual AHCI devices, which claim to be rotational,
though.
______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Niklas Cassel <cassel@kernel.org>
Cc: nvdimm@lists.linux.dev, feng.tang@intel.com,
linux-nvme@lists.infradead.org, fengwei.yin@intel.com,
linux-mtd@lists.infradead.org, linux-bcache@vger.kernel.org,
Christoph Hellwig <hch@lst.de>,
drbd-dev@lists.linbit.com, linux-s390@vger.kernel.org,
lkp@intel.com, linux-scsi@vger.kernel.org, ying.huang@intel.com,
xen-devel@lists.xenproject.org, dm-devel@lists.linux.dev,
linux-um@lists.infradead.org, virtualization@lists.linux.dev,
nbd@other.debian.org, linux-raid@vger.kernel.org,
linux-m68k@lists.linux-m68k.org,
Damien Le Moal <dlemoal@kernel.org>,
Hannes Reinecke <hare@suse.de>,
ceph-devel@vger.kernel.org, Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org, linux-mmc@vger.kernel.org,
linux-kernel@vger.kernel.org,
kernel test robot <oliver.sang@intel.com>,
oe-lkp@lists.linux.dev, linuxppc-dev@lists.ozlabs.org
Subject: Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
Date: Mon, 24 Jun 2024 17:20:28 +0200 [thread overview]
Message-ID: <20240624152028.GA11961@lst.de> (raw)
In-Reply-To: <Znl4lXRmK2ukDB7r@ryzen.lan>
On Mon, Jun 24, 2024 at 03:45:57PM +0200, Niklas Cassel wrote:
> Seems to be ATA SSD:
> https://download.01.org/0day-ci/archive/20240624/202406241546.6bbd44a7-oliver.sang@intel.com/job.yaml
>
> ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2BG012T4_BTHC428201ZX1P2OGN-part1"
>
> Most likely btrfs does something different depending on the nonrot flag
> being set or not. (And like you are suggesting, most likely the value of
> the nonrot flag is somehow different after commit bd4a633b6f)
Yes, btrfs does. That's why I'm curious about the before and after,
as I can't see any way how they would be set differently. Right now
I can only claim with vitual AHCI devices, which claim to be rotational,
though.
next prev parent reply other threads:[~2024-06-24 15:20 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-24 8:25 [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression kernel test robot
2024-06-24 8:25 ` kernel test robot
2024-06-24 8:25 ` kernel test robot
2024-06-24 8:35 ` Christoph Hellwig
2024-06-24 8:35 ` Christoph Hellwig
2024-06-24 8:35 ` Christoph Hellwig
2024-06-24 13:45 ` Niklas Cassel
2024-06-24 13:45 ` Niklas Cassel
2024-06-24 13:45 ` Niklas Cassel
2024-06-24 13:45 ` Niklas Cassel
2024-06-24 14:21 ` Anthony D'Atri
2024-06-24 14:21 ` Anthony D'Atri
2024-06-24 14:21 ` Anthony D'Atri
2024-06-24 15:20 ` Christoph Hellwig [this message]
2024-06-24 15:20 ` Christoph Hellwig
2024-06-24 15:20 ` Christoph Hellwig
2024-06-26 6:11 ` Oliver Sang
2024-06-26 6:11 ` Oliver Sang
2024-06-26 6:11 ` Oliver Sang
2024-06-26 6:11 ` Oliver Sang
2024-06-26 6:18 ` Christoph Hellwig
2024-06-26 6:18 ` Christoph Hellwig
2024-06-26 6:18 ` Christoph Hellwig
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