From: "Hurwitz, Sherry" <sherry.hurwitz@amd.com>
To: "longli@linuxonhyperv.com" <longli@linuxonhyperv.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"longli@microsoft.com" <longli@microsoft.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"Hurwitz, Sherry" <sherry.hurwitz@amd.com>
Subject: Tested-by test
Date: Wed, 31 Oct 2018 18:23:06 +0000 [thread overview]
Message-ID: <1541010174-28621-1-git-send-email-sherry.hurwitz@amd.com> (raw)
In-Reply-To: <20181023014044.15888-1-longli@linuxonhyperv.com>
Tested with fio on a 2 socket AMD EPYC based server with 128 cores and 8 nvme drives. Comparing baseline linux-next kernel results with linux-next with this patch applied IOPS increased by 40%.
sudo fio --bs=4k --ioengine=libaio --iodepth=16 --filename=/dev/nvme1n1:/dev/nvme2n1:/dev/nvme3n1:/dev/nvme4n1:/dev/nvme5n1:/dev/nvme6n1:/dev/nvme7n1:/dev/nvme8n1 --direct=1 --runtime=60 --numjobs=160 --rw=randread --name=test --group_reporting
Tested-by: Sherry Hurwitz <sherry.hurwitz@amd.com>
next prev parent reply other threads:[~2018-10-31 18:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-23 1:40 [PATCH] Choose CPU based on allocated IRQs Long Li
2018-10-29 20:16 ` Michael Kelley
2018-10-29 21:29 ` Thomas Gleixner
2018-10-30 17:44 ` Long Li
2018-10-31 18:23 ` Hurwitz, Sherry [this message]
2018-11-01 10:16 ` Tested-by test Thomas Gleixner
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