32bit filesystem limitations

Barry Pederson bp at barryp.org
Wed Mar 25 12:58:39 PDT 2009


Ivan Voras wrote:
> Andrei Kolu wrote:
>>>   
>> I created 20GB slice for system and selected everything else for /data
>> but after restart I see again 1,2TB /data. After second sysinstall
>> attempt I created another 2TB slice and now at least I can use whole
>> space. Not so good but it works.
>>
>> Second attempt:
>> Now I reserved 20GB for "boot volume" from 3Ware 9650SE controller and
>> looks like it ...oops...did it again....deem.
>>
>> # df -H
>> Filesystem     Size    Used   Avail Capacity  Mounted on
>> /dev/da0s1a    2.1G    146M    1.8G     8%    /
>> devfs          1.0k    1.0k      0B   100%    /dev
>> /dev/da1s1d    1.2T    4.1k    1.1T     0%    /data
>> /dev/da0s1d    3.1G     12k    2.9G     0%    /tmp
>> /dev/da0s1f    8.3G    450M    7.2G     6%    /usr
>> /dev/da0s1e    4.2G    281k    3.8G     0%    /var
> 
> Ok, you're on the right track. Just don't use bsdlabel or fdisk
> partitions for da1 - clear the partition tables and use gpart to create
> a GPT partition tables which has no 32-bit problems.

Is there any reason not to skip labeling/partitioning and use da1 
directly?  Just newfs it and mount it.  I've done this with a couple 
large Areca arrays with no ill effect so far.

	Barry



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