> On Mar 23, 2014, at 6:13 AM, Alexander Lesle <[email protected]> 
> wrote:
> 
> Hello All
> 
> In the near future we can only buy drives with
> physical block sizes 4096b and greater.
> Drives with 512b are EOL.

This date is many years in the future.

> 
> Here in the wiki 
> http://wiki.illumos.org/display/illumos/ZFS+and+Advanced+Format+disks
> Jim Klimov reported.
> In the list of AF drives we can found a lot of drives, but the list is
> IMHO not complete.
> I want to install it on a Kingston SSDnow 200/30GB
> This are the informations I need:
> root@arche:~#
> root@arche:~# iostat -Er | grep -i vendor | sort | uniq
> Vendor: ATA      ,Product: KINGSTON SS200S3 ,Revision: 05.1 ,Serial No: xxxxx
> root@arche:~#
> root@arche:~# echo ::sd_state | mdb -k | egrep '(^un|_blocksize)'
> un 0: ffffff04e92926c0
>    un_sys_blocksize = 0x200
>    un_tgt_blocksize = 0x200
>    un_phy_blocksize = 0x1000
>    un_f_tgt_blocksize_is_valid = 0x1
> un 1: 0
> ...
> ...
> root@arche:~#
> 
> When I installing Omnios on this SSD the installer make rpool
> only ashift=9 and not ashift=12 or 13 itself.

I believe your analysis is faulty. There is no way to force a pool to 512 or 
4k. If the pool is 512, then that is the reported phys block size at the time.


  -- richard

> Ok, new installation going to CLI and instert:
> ,-----[sd.conf]-----
> | sd-config-list =
> |       "ATA     Samsung SSD 840 ", "physical-block-size:8192",
> |       "ATA     Kingston SS200S3", "physical-block-size:4096";
> `-------------------
> Exit CLI and follow the standard installation procedure with 'F2'.
> After reboot from SSD I get a warning on Console:
> ,-----[CLI]-----
> | WARNING: Disk, '/dev/dsk/c3t0d0s0', has a block alignment that is
> | larger than the pool's alignment
> `-------------------
> rpool ist not what I want.
> root@arche:~#
> root@arche:~# zdb | egrep 'ashift| name'
>    name: 'rpool'
>            ashift: 9
> When deleting the upper entry in sd.conf no Message appear any more.
> 
> Question:
> Must rpool set ashift=9 independent on the drive?
> Depends on the omnios installer?
> Is there a way to install rpool with ashift=12 or 13?
> 
> Thx in advance.
> -- 
> Best Regards
> Alexander
> März, 23 2014
> 
> 
> 
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