[Dovecot] Better to use a single large storage server or multiple smaller for mdbox?

[Adrian Minta]

On 04/11/12 19:50, Ed W wrote:

...
> One of the snags of md RAID1 vs RAID6 is the lack of checksumming in 
> the event of bad blocks.  (I'm not sure what actually happens when md 
> scrubbing finds a bad sector with raid1..?).  For low performance 
> requirements I have become paranoid and been using RAID6 vs RAID10, 
> filesystems with sector checksums seem attractive...
>
RAID6 is very slow for write operations. That's why is the worst choice 
for maildir.