5 to 6

[Tony Maher]

Andrew Reilly wrote:
> On Mon, Oct 23, 2006 at 10:05:30PM -0700, Doug Barton wrote:
> 
>>Andrew Reilly wrote:
>>
>>
>>>So: my two cents: it can work, but it's possible for it not to
>>>work, and care is required.
>>
>>That's always true, but worth a reminder nonetheless. :)
>>
>>
>>>[*] The production server is using a software RAID mirror on
>>>a pair of SATA drives on a low-end Intel P4/ICH6 motherboard,
>>>using ar(4), configured by atacontrol.  Fsck on 6.x can't find
>>>any superblocks on /usr, but 5.5 is fine.
>>
>>By chance did you upgrade this fs in place from a 4.x install? In 
>>other words, do you have only UFS1?
> 
> 
> That's an interesting question.  This server has been through a
> goodly few incarnations, over many years.  Once upon a time it
> was running 3.4 or there abouts.  I thought that I had re-built
> it from scratch the last time (to 5.3), which presumably would
> have given me UFS2, but the possibility exists...
> 
> How would I be able to tell?  tunefs -p lists ACLs and MAC
> multlabel and soft updates, but of those only soft updates is
> enabled, so I don't know if that is conclusive.  Did UFS2 give
> us anything beyond ACLs and largeness?  bsdlabel, mount and df
> don't seem to give any particular indication...
> 
> Cheers,
> 
dumpfs / | more
magic   19540119 (UFS2) time    Thu Oct 26 14:29:14 2006


-- 
tonym