On Mon, 22 Oct 2001 14:23:17 -0400 (EDT), Robert Watson wrote: > > For small devices (unclear definition of small), the following (changed > from swap to vnode from the mdconfig man page example) is broken: > > sproing# dd if=/dev/zero of=foo bs=1024000 count=1 > 1+0 records in > 1+0 records out > 1024000 bytes transferred in 0.234674 secs (4363498 bytes/sec) > sproing# mdconfig -a -t vnode -f foo > md0 > sproing# disklabel -r -w md0 auto > sproing# newfs /dev/md0c > cylinder groups must have at least 2 cylinders > [...] > "large" devices (such as 128mb) work fine. It's not clear to me what the > actual breakage is here, since my knowledge of the FFS/device stuff is > weak; however, it would be nice to be able to do what I'm trying to do. > :-)
On my -current system rebuilt from the sources cvsup'ed 12 hours ago: root@notebook# dd if=/dev/zero of=foo bs=1024000 count=1 1+0 records in 1+0 records out 1024000 bytes transferred in 0.356797 secs (2869979 bytes/sec) root@notebook# mdconfig -a -f foo md0 root@notebook# disklabel -r -w md0 auto root@notebook# newfs /dev/md0c Warning: Block size restricts cylinders per group to 26. Warning: 2096 sector(s) in last cylinder unallocated /dev/md0c: 2000 sectors in 1 cylinders of 1 tracks, 4096 sectors 1.0MB in 1 cyl groups (26 c/g, 52.00MB/g, 256 i/g) super-block backups (for fsck -b #) at: 32 root@notebook# mount /dev/md0c /mnt root@notebook# ls /mnt root@notebook# df Filesystem 1K-blocks Used Avail Capacity Mounted on /dev/ad0s1a 845199 809207 -31623 104% / devfs 1 1 0 100% /dev procfs 4 4 0 100% /proc /dev/md0c 935 1 860 0% /mnt root@notebook# Perhaps it is a good time to update your system. :-P -Maxim To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message