>> Gee, when did this happen ?
>>
>> Warning: rpm is obsolete for this device and will be
>> ignored.
>> Warning: number of alternate sectors per cylinder is
>> obsolete for this
>> device and will be ignored.
>>
>> I have an old old disk here that I generally specify
>> this sort of thing :
>>
>> newfs -s 3895720 -b 4096 -f 1024 -m 5 -r 3600 -i 1024
>> -a 2 -C 1
>> /dev/rdsk/c5t5d0s0
>>
>> and all of a sudden .. I get told that I can not
>> specify 2 alternate sectors
>> per cylinder anymore.
>>
>> Must be just an artifact of days gone by, like the
>> old format.dat file.
>>
>> Perhaps mkfs(1M) still supports these ?
>
> "-r" to `newfs` works just fine in Solaris 10 1/06. But now that you
> mentioned it, I'll test Solaris 10 6/06 just to make sure.

I think the issue is the presence of an EFI label on this disk.  The man
page for newfs indicates that both RPM and alternate sectors per cylinder
are :

                 This option is not applicable for  disks
                 with EFI labels and is ignored.

so that solves that.

Dennis

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