zayin boris # fsck /dev/md1
fsck 1.38 (30-Jun-2005)
e2fsck 1.38 (30-Jun-2005)
/dev/md1: clean, 18244/123648 files, 34207/246976 blocks

zayin boris # mount -o rw,remount /
mount: block device /dev/md1 is write-protected, mounting read-only