Corrupt mail files

[nmeyers-BigylZdZcsdmcu3hnIyYJQ at public.gmane.org (Nathan Meyers)]

Jarod Wilson wrote:
> On Jun 11, 2009, at 4:06 PM, david-8uUts6sDVDvs2Lz0fTdYFQ at public.gmane.org wrote:
>
>   
>>> david-8uUts6sDVDvs2Lz0fTdYFQ at public.gmane.org wrote:
>>>       
>>>> - It could be that I'm using ext4, which might not have been a smart
>>>> thing.
>>>>         
>>> This, or a hardware problem, seems most likely, given the mail  
>>> tools are
>>> all fairly mature and reliable. You might want to test this out
>>> temporarily by symlinking the spool to another file system or an NFS
>>> mount.
>>>       
>> That's an excellent suggestion. My MythTV recording partitions are  
>> still
>> ext3.  I'll look up tonight, but I assume there's a way to convert  
>> an ext4
>> partition to ext3.
>>     
>
> Sort of. You won't get the benefits of delayed allocation, since that  
> was done when you formatted the file system ext3, and only newly  
> created files will take advantage of extents support.
>
> https://fedoraproject.org/wiki/ 
> Ext4_in_Fedora_11#How_do_I_migrate_from_Ext3_to_Ext4.3F
>   
He wants to go backwards. I don't think that's possible.

Nathan