Re: standard performance (write speed 20Mb/s)

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Yes, sorry. 5 WD20EARS and 2 Samsung 2TB

On Thursday, 21 July 2011, Stan Hoeppner <stan@xxxxxxxxxxxxxxxxx> wrote:
> On 7/20/2011 3:17 PM, Mathias Burén wrote:
>
>> FWIW this is my RAID6 setup:
>>
>> $ sudo fdisk -l /dev/sd[b,c,d,e,f,g,h]
>> Password:
>
> Are these indeed advanced format drives?  You didn't provide model#s or
> manufacturer product line.  The only clue we have that they might be AF
> drives is the 2048 offset you created.  Unless I simply missed it.
>
>> Disk /dev/sdb: 2000.4 GB, 2000398934016 bytes
>> 81 heads, 63 sectors/track, 765633 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x0e5b3a7a
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sdb1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>>
>> Disk /dev/sdc: 2000.4 GB, 2000398934016 bytes
>> 81 heads, 63 sectors/track, 765633 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x4fc36d54
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sdc1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>>
>> Disk /dev/sdd: 2000.4 GB, 2000398934016 bytes
>> 81 heads, 63 sectors/track, 765633 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x9e716ecb
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sdd1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>>
>> Disk /dev/sde: 2000.4 GB, 2000398934016 bytes
>> 81 heads, 63 sectors/track, 765633 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x629ab77f
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sde1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>>
>> Disk /dev/sdf: 2000.4 GB, 2000398934016 bytes
>> 123 heads, 18 sectors/track, 1764692 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x3d454f20
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sdf1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>>
>> Disk /dev/sdg: 2000.4 GB, 2000398934016 bytes
>> 81 heads, 63 sectors/track, 765633 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x918fae9f
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sdg1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>>
>> Disk /dev/sdh: 2000.4 GB, 2000398934016 bytes
>> 123 heads, 18 sectors/track, 1764692 cylinders, total 3907029168 sectors
>> Units = sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disk identifier: 0x0ac81a1b
>>
>>    Device Boot      Start         End      Blocks   Id  System
>> /dev/sdh1            2048  3907029167  1953513560   fd  Linux raid
>> autodetect
>
> --
> Stan
>
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