getting to 4K disk blocks in ZFS

[Willem Jan Withagen]

On 20-9-2014 23:09, Steven Hartland wrote:
> And what does camcontrol report for that?
> 
> I'm gonna guess that identify doesn't work as areca's typically don't
> implement passthrough support, but would be insterested to confirm.


Something like??
root at zfs.digiware.nl# camcontrol identify /dev/da1
camcontrol: ATA ATAPI_IDENTIFY via pass_16 failed

--WjW


> 
> ----- Original Message ----- From: "Willem Jan Withagen" <wjw at digiware.nl>
> 
> I really need to add the fact that it is on a Areca controller, other it
> does not show.
> (The 3ware was the server before that)
> 
> ======================
> [~wjw] root at zfs.digiware.nl# smartctl -a /dev/da2
> smartctl 6.2 2013-07-26 r3841 [FreeBSD 9.3-STABLE amd64] (local build)
> Copyright (C) 2002-13, Bruce Allen, Christian Franke, www.smartmontools.org
> 
> === START OF INFORMATION SECTION ===
> Vendor:               WDC
> Product:              WD30EFRX-68AX9N0
> Revision:             R001
> User Capacity:        3,000,592,982,016 bytes [3.00 TB]
> Logical block size:   512 bytes
> Rotation Rate:        10000 rpm
> Logical Unit id:      0x0004d927fffff820
> Serial number:        WD-WMC1T4088786
> Device type:          disk
> Transport protocol:   Fibre channel (FCP-2)
> Local Time is:        Sat Sep 20 22:49:27 2014 CEST
> SMART support is:     Available - device has SMART capability.
> SMART support is:     Enabled
> Temperature Warning:  Disabled or Not Supported
> ======================
> 
> So that does not give any other blocksize.
> And with additional controller knowledge:
> 
> ======================
> [~wjw] root at zfs.digiware.nl# smartctl -a -d areca,1 -T permissive
> /dev/arcmsr0
> smartctl 6.2 2013-07-26 r3841 [FreeBSD 9.3-STABLE amd64] (local build)
> Copyright (C) 2002-13, Bruce Allen, Christian Franke, www.smartmontools.org
> 
> === START OF INFORMATION SECTION ===
> Model Family:     Western Digital Red (AF)
> Device Model:     WDC WD30EFRX-68AX9N0
> Serial Number:    WD-WMC1T4081674
> LU WWN Device Id: 5 0014ee 60377e6b2
> Firmware Version: 80.00A80
> User Capacity:    3,000,592,982,016 bytes [3.00 TB]
> Sector Sizes:     512 bytes logical, 4096 bytes physical
> Device is:        In smartctl database [for details use: -P show]
> ATA Version is:   ACS-2 (minor revision not indicated)
> SATA Version is:  SATA 3.0, 6.0 Gb/s (current: 3.0 Gb/s)
> Local Time is:    Sat Sep 20 22:58:04 2014 CEST
> SMART support is: Available - device has SMART capability.
> SMART support is: Enabled
> ======================
> 
> 
> --WjW
> 
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