On 04/14/10 12:37, Christian Molson wrote:
First I want to thank everyone for their input, It is greatly appreciated.
To answer a few questions:
Chassis I have:
http://www.supermicro.com/products/chassis/4U/846/SC846E2-R900.cfm
Motherboard:
http://www.tyan.com/product_board_detail.aspx?pid=56
Just a quick update, Tested using bonnie++ just during its "Intelligent write":
my 5 vdevs of 4x1tb drives wrote around 300-350MB/sec using that test.
The 1vdev of 4x2TB drives wrote more inconsistently, between 200-300.
This is not a complete test... just looking at iostat output while bonnie++
First I want to thank everyone for their input, It is greatly appreciated.
To answer a few questions:
Chassis I have:
http://www.supermicro.com/products/chassis/4U/846/SC846E2-R900.cfm
Motherboard:
http://www.tyan.com/product_board_detail.aspx?pid=560
RAM:
24 GB (12 x 2GB)
10 x 1TB Seagates 7
On Wed, April 14, 2010 12:29, Bob Friesenhahn wrote:
> On Wed, 14 Apr 2010, David Dyer-Bennet wrote:
Not necessarily for a home server. While mine so far is all mirrored
pairs of 400GB disks, I don't even think about "performance" issues, I
never come anywhere near the limits
On Wed, 14 Apr 2010, David Dyer-Bennet wrote:
Not necessarily for a home server. While mine so far is all mirrored
pairs of 400GB disks, I don't even think about "performance" issues, I
never come anywhere near the limits of the hardware.
I don't see how the location of the server has any bea
On Wed, April 14, 2010 12:06, Bob Friesenhahn wrote:
> On Wed, 14 Apr 2010, David Dyer-Bennet wrote:
>>> It should be "safe" but chances are that your new 2TB disks are
>>> considerably slower than the 1TB disks you already have. This should
>>> be as much cause for concern (or more so) than the
On Wed, 14 Apr 2010, David Dyer-Bennet wrote:
It should be "safe" but chances are that your new 2TB disks are
considerably slower than the 1TB disks you already have. This should
be as much cause for concern (or more so) than the difference in raidz
topology.
Not necessarily for a home server.
On Tue, April 13, 2010 10:38, Bob Friesenhahn wrote:
> On Tue, 13 Apr 2010, Christian Molson wrote:
>>
>> Now I would like to add my 4 x 2TB drives, I get a warning message
>> saying that: "Pool uses 5-way raidz and new vdev uses 4-way raidz"
>> Do you think it would be safe to use the -f switch h
On Tue, April 13, 2010 09:48, Christian Molson wrote:
>
> Now I would like to add my 4 x 2TB drives, I get a warning message saying
> that: "Pool uses 5-way raidz and new vdev uses 4-way raidz" Do you think
> it would be safe to use the -f switch here?
Yes. 4-way on the bigger drive is *more*
On Tue, 13 Apr 2010, Christian Molson wrote:
Now I would like to add my 4 x 2TB drives, I get a warning message
saying that: "Pool uses 5-way raidz and new vdev uses 4-way raidz"
Do you think it would be safe to use the -f switch here?
It should be "safe" but chances are that your new 2TB di
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