From: David Brown <david.brown@hesbynett.no>
To: stan@hardwarefreak.com
Cc: GuoZhong Han <hanguozhong@meganovo.com>,
Linux RAID <linux-raid@vger.kernel.org>
Subject: Re: make filesystem failed while the capacity of raid5 is big than 16TB
Date: Thu, 13 Sep 2012 09:06:52 +0200 [thread overview]
Message-ID: <5051860C.9060902@hesbynett.no> (raw)
In-Reply-To: <50509881.60607@hardwarefreak.com>
On 12/09/2012 16:13, Stan Hoeppner wrote:
> On 9/12/2012 4:46 AM, David Brown wrote:
>
>>> The requirement of my application is :
>>> 1.There are 16 2T disks in the system, the app must be able
>>> to identify these disks.
>>> 2.The users can create a raid0,raid10 or raid5 use the
>>> disks they designated.
>>> 3.Performance for writes of the array will reach at least
>>> 100MB per second.
>>
>> This does not make sense as a set of requirements unless you are making
>> a disk tester. 1 and 2 are a list of possible solutions, not a
>> description of the application and requirements.
>
> It makes perfect sense if the OP is designing a storage appliance
> product and a management front end for it. Based on the information
> given, this seems to be the case.
>
If he had said "up to 16 disks" of "up to 2TB", and a more general
performance description, then I would have agreed. I read the
requirements as being /exactly/ 16 2TB disks, which I thought odd. But
the OP has replied with more information anyway.
mvh.,
David
next prev parent reply other threads:[~2012-09-13 7:06 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-12 7:04 make filesystem failed while the capacity of raid5 is big than 16TB vincent
2012-09-12 7:32 ` Jack Wang
2012-09-12 7:37 ` Chris Dunlop
2012-09-12 7:58 ` David Brown
[not found] ` <CACY-59cLmV2SRY+FrvhHxseDD1+r-B-3bOKPGzJdGttW+9U2mw@mail.gmail.com>
2012-09-12 9:46 ` David Brown
2012-09-12 14:13 ` Stan Hoeppner
2012-09-13 7:06 ` David Brown [this message]
2012-09-13 3:21 ` GuoZhong Han
2012-09-13 3:34 ` Mathias Buren
2012-09-13 7:13 ` David Brown
2012-09-13 7:30 ` David Brown
2012-09-13 7:43 ` John Robinson
2012-09-13 9:15 ` David Brown
2012-09-13 13:25 ` Stan Hoeppner
2012-09-13 13:52 ` David Brown
2012-09-13 22:47 ` Stan Hoeppner
2012-09-18 9:35 ` GuoZhong Han
2012-09-18 10:22 ` David Brown
2012-09-18 21:38 ` Stan Hoeppner
2012-09-19 7:20 ` David Brown
2012-09-19 16:00 ` Stan Hoeppner
2012-09-18 21:20 ` Stan Hoeppner
2012-09-18 21:20 ` Stan Hoeppner
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