Il Thursday 06 March 2008 01:06:07 Ken Jones ha scritto: > Alessio Cecchi wrote: > > Hello, > > > > I have a dedicated server to registration e-mail free only. Every day > > there are about 250 new users. > > > > I believe that the default setting for hashing vpopmail directory is not > > optimal for this kind of service (make a new dir every 50 new accounts). > > > > What do you think? > > > > Can i improve it? > > Check your .h files of the vpopmail source. > I have: > #define MAX_USERS_PER_LEVEL 100 > > Meaning 100 users per directory. > > The optimal number of subdirectories was discussed on > the vpopmail list back in 1998 or 1998. > I don't remember who did the research but they > found a maximum of 150 to 200 directories provided > the most efficient processing. > > The bigdir code tries to maintain this level by creating > at most 100 user accounts per directory plus the subdirectory > structure using 0-9,a-z,A-Z (10 + 26 + 26 = 62). > > So in any directory there would be a maximum of 162 directories, > fits within the recommened 150 to 200 limit. > With three levels deep of sub directories vpopmail would support > some where around 20 million accounts, which seemed reasonable. > > That was the basic behind the bigdir code. > > It would probably be worth while to re-investigate the 150-200 > directory limit with today's current file system software. > > Hope that helps, > Ken Jones
Ken thanks for your response, i will increase it to 100. Can i edit it and rebuild vpopmail with new setting without problems on the current installation? Ciao -- Alessio Cecchi is: @ ILS -> http://www.linux.it/~alessice/ Assistenza Sistemi GNU/Linux -> http://www.cecchi.biz/ @ PLUG -> ex-Presidente, adesso senatore a vita, http://www.prato.linux.it @ LOLUG -> neo-Socio http://www.lolug.net !DSPAM:47cfc1b4120501028520180!
