[CentOS] mbox files - can they be "compacted"?

[John R Pierce]

On 4/13/2014 10:41 PM, Russell Miller wrote:
> HOWEVER.  When a directory grows too large, the OS can take a long time to seek through the directory, which can cause its own set of problems.  And this makes cleaning out a maildir directory selectively a real pain.  Maildir really could do with a hashing mechanism.

some file systems are better at this than others...  like, xfs does 
quite well with 1000s of small files in a directory.

I wonder what thunderbird uses?  I have 12000 messages in my 'centos' 
folder, 24720 in another folder, yet it seems quite snappy to find and 
delete individual messages.


-- 
john r pierce                                      37N 122W
somewhere on the middle of the left coast