From: Justin Piszcz <jpiszcz@lucidpixels.com>
To: Stan Hoeppner <stan@hardwarefreak.com>
Cc: "Dr. David Alan Gilbert" <linux@treblig.org>,
Emmanuel Florac <eflorac@intellique.com>,
linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
linux-net@vger.kernel.org, Alan Piszcz <ap@solarrain.com>
Subject: Re: Supermicro X8DTH-6: Only ~250MiB/s from RAID<->RAID over 10GbE?
Date: Sun, 6 Feb 2011 05:16:57 -0500 (EST) [thread overview]
Message-ID: <alpine.DEB.2.00.1102060515230.28109@p34.internal.lan> (raw)
In-Reply-To: <4D4E127D.3060105@hardwarefreak.com>
On Sat, 5 Feb 2011, Stan Hoeppner wrote:
> Justin Piszcz put forth on 2/5/2011 7:08 PM:
>
>> Overall performance is good, but now I need to figure out how to tweak the
>> network and/or disk paths so I can achieve > 1Gbyte/sec, as the RAID-0s can
>> read and write > 1.2Gbyte/sec.
>>
>> Has anyone with 10GbE <-> 10GbE been able to transfer at or near line rate
>> with a single connection, or > 700MiB/s with multiple connections? Problem
>> I worry about with creating multiple connections between two machines it will
>> create contention within the RAID that is being read from..
>
> Are you trying to maximize this for the sake of maximizing it, or do you have an
> actual application or work flow process that needs to be able to transfer a
> single large file via NFS at >1 GB/s throughput?
Workflow process-
Migrate data from old/legacy RAID sets to new ones, possibly also
2TB->3TB, so the faster the transfer speed, the better.
Justin.
next prev parent reply other threads:[~2011-02-06 10:16 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-05 19:35 Supermicro X8DTH-6: Only ~250MiB/s from RAID<->RAID over 10GbE? Justin Piszcz
2011-02-05 19:42 ` Jean Gobin
2011-02-05 19:54 ` Justin Piszcz
2011-02-05 20:18 ` Justin Piszcz
2011-02-05 20:39 ` Stan Hoeppner
2011-02-05 20:45 ` Emmanuel Florac
2011-02-05 21:05 ` Justin Piszcz
2011-02-05 22:06 ` Dr. David Alan Gilbert
2011-02-05 22:06 ` Dr. David Alan Gilbert
2011-02-05 22:30 ` Justin Piszcz
2011-02-05 22:56 ` Justin Piszcz
2011-02-05 23:54 ` Stan Hoeppner
2011-02-06 1:08 ` Justin Piszcz
2011-02-06 3:16 ` Stan Hoeppner
2011-02-06 10:16 ` Justin Piszcz [this message]
2011-02-06 13:46 ` Justin Piszcz
2011-02-06 16:44 ` Emmanuel Florac
2011-02-06 16:55 ` Zdenek Kaspar
2011-02-06 17:52 ` Justin Piszcz
2011-02-06 22:01 ` Stan Hoeppner
2011-02-07 3:59 ` Julian Calaby
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