encapsulated root disk replacement


 
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Operating Systems Solaris encapsulated root disk replacement
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Old 03-12-2012
encapsulated root disk replacement

Hello,

I have a Sparc system with encapsulated disks.
Because of disk errors I had to replace rootdisk,
I did it with
vxdiskadm 4)
replacement, vxdctl disable/enable,
vxdiskadm 5)

After it it the system boot failed, dropped back to the ok> prompt, message was:
The file just loaded does not appear to be executable.
I could boot up only from the rootmirr only.

vxdisk list shows
Code:
DEVICE       TYPE      DISK         GROUP        STATUS       c#t#d#_NAME   
c0t0d0s2     sliced    rootdisk_1   rootdg       online       c0t0d0s2
c1t0d0s2     sliced    rootmirr_1   rootdg       online       c1t0d0s2
c1t2d0s2     sliced    COLDMIRR_1   rootdg       online       c1t2d0s2

The question is that vxdiskadm 4/5 handles the installation of the boot record too on the replacement root disk or there is necessary an additional step to install it ? I found UFS related installboot recommendations and vxrelated one too.

As I checked towards I found another disk in the volume instead of the replacement c0t0d0:
Code:
# vxprint -ht -g rootdg
v  global_n1    -            ENABLED  ACTIVE   1048707  ROUND     -        fsgen
pl global_n1-01 global_n1    ENABLED  ACTIVE   1048707  CONCAT    -        RW
sd COLDMIRR_1-04 global_n1-01 COLDMIRR_1 59585625 1048707 0       c1t2d0   ENA
pl global_n1-02 global_n1    ENABLED  ACTIVE   1048707  CONCAT    -        RW
sd rootmirr_1-05 global_n1-02 rootmirr_1 70072695 1048707 0       c1t0d0   ENA

And as I found the partitioning of c0t0d0 is compleetly different from the rootmirr_1 c1t0d0s2.
I don't understand what went wrong ... Have to create the slices by hand first, only then I can use the vxdiskadm replace function ?

Thanks in advance,
Regards,
GG

Last edited by pludi; 03-13-2012 at 04:54 AM..
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