[OpenIndiana-discuss] zpool replace says the disk has a different sector alignment

Francis Swasey Frank.Swasey at uvm.edu
Thu Nov 21 12:20:49 UTC 2013


On Nov 20, 2013, at 3:26 PM, Reginald Beardsley <pulaskite at yahoo.com> wrote:

> 
> What does:
> 
> echo ::sd_state | mdb -k | egrep '(^un|_blocksize)'
> 
> report?

un 1: ffffff08ff561300
    un_sys_blocksize = 0x200
    un_tgt_blocksize = 0x200
    un_phy_blocksize = 0x1000
    un_f_tgt_blocksize_is_valid = 0x1
un 2: ffffff091e10c080
    un_sys_blocksize = 0x200
    un_tgt_blocksize = 0x200
    un_phy_blocksize = 0x1000
    un_f_tgt_blocksize_is_valid = 0x1
un 3: ffffff090dfea300
    un_sys_blocksize = 0x200
    un_tgt_blocksize = 0x200
    un_phy_blocksize = 0x1000
    un_f_tgt_blocksize_is_valid = 0x1

(that's the first three disks in the jbod.  "un 1" is the new disk.

> 
> In particular does the kernel think the disk parameters for old and new drives are the same?

Yes, it does.

Frank
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