Messages in this thread | | | Date | Tue, 13 Jul 1999 12:03:45 +0000 | From | Thierry Vignaud <> | Subject | Re: Large disk partition over 300GB |
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Khimenko Victor wrote: > > In <378B0916.F3588C8E@mandrakesoft.com> Thierry Vignaud (tvignaud@mandrakesoft.com) wrote: > > Miquel van Smoorenburg wrote: > > >> Ofcourse you realize that setting -m to 1 or worse, 0, will result > >> in a badly fragmented disk when it fills up and really bad performance. > >> > >> The reason that 5% of disk space is reserved is to always have some > >> room left. The ext2 allocation algorithm needs this to prevent fragmentation. > > > I think the main reason is to let the sysadmin to fix the system in case > > of problem and to prevent users from filling all the free space. A lot > > of utilities need free space for temporary files. How do you edit a conf > > file if there is no room ? > > And utilities can NOT use this free space :-)) And you can NOT use this room > for conf files editing (unless you are root, of course)... No, main reason is > to give ext2fs defragmentation algorithm space to breathe.
the root user __DOES__ can use this space (or any other user you specify with tune2fs). should a user eats all the free room (less the 5%), root can still log in and free up some space for 'normal' user... This is a security feature. -- MandrakeSoft http://www.mandrakesoft.com/ --Thierry
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