Mike The explanation for Debian is the file system reserves some space (5% by default) for root's use in case the partition gets filled. If your partitions were formatted using mkfs then you can man mkfs and look at the -m option. It will give a very brief explanation of what is happening
Tony Heal Pace Systems Group, Inc. 800-624-5999 [EMAIL PROTECTED] -----Original Message----- From: Mike McCarty [mailto:[EMAIL PROTECTED] Sent: Friday, January 20, 2006 12:16 PM To: debian-user@lists.debian.org Subject: Re: File system overhead Lubos Vrbka wrote: >> If you look at the output of df -h you will see that the size of the >> partition is 219GB there is only 168MB in this partition yet there is >> only >> 208GB left. This is a new server and that partition has only had things >> added to it, nothing has ever been removed. >> >> By my calculations there should be 218.8GB left, so if not the rest >> must be >> filesystem overhead. 5 percent seems to be a bit much, but as long as >> I can >> explain it I may be able to live with this. That is why I want a link >> to a >> site that could explain the overhead of the ext3 filesystem. > > did you execute the df command as root? if not, it might report less > free space. there is a reserved space (5% is default for ext2/3, iirc, > however you can set it up differently) that is available only for > root... and since you report 5% in your case... > > regards, > IMPORTANT NOTE: I DON'T RUN DEBIAN! (My girlfriend runs Debian, so I hang out here to be able to help support her machine. I run Fedora Core 2.) I have *less* available as root than as ordinary user... $ df Filesystem 1K-blocks Used Available Use% Mounted on /dev/hda5 7633264 5717832 1527684 79% / /dev/hda3 99075 24602 69358 27% /boot none 124044 0 124044 0% /dev/shm $ su - Password: # df Filesystem 1K-blocks Used Available Use% Mounted on /dev/hda5 7633264 5717836 1527680 79% / /dev/hda3 99075 24602 69358 27% /boot none 124044 0 124044 0% /dev/shm But certainly not anything like 5%. And my numbers also don't quite add up. Mike -- p="p=%c%s%c;main(){printf(p,34,p,34);}";main(){printf(p,34,p,34);} This message made from 100% recycled bits. You have found the bank of Larn. I can explain it for you, but I can't understand it for you. I speak only for myself, and I am unanimous in that! -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED] -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
