[root@main ~]# strace mount /dev/hda1 /boot
execve("/bin/mount", ["mount", "/dev/hda1", "/boot"], [/* 17 vars */]) = 0
uname({sys="Linux", node="main.hs62.be", ...}) = 0
brk(0)                                  = 0x8427000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=18205, ...}) = 0
old_mmap(NULL, 18205, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7ffb000
close(3)                                = 0
open("/lib/tls/libc.so.6", O_RDONLY)    = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\20ON\000"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0755, st_size=1454462, ...}) = 0
old_mmap(0x4d0000, 1219772, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x4d0000
old_mmap(0x5f4000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x124000) = 0x5f4000
old_mmap(0x5f8000, 7356, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x5f8000
close(3)                                = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7ffa000
mprotect(0x5f4000, 4096, PROT_READ)     = 0
mprotect(0x4cc000, 4096, PROT_READ)     = 0
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7ffaaa0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
munmap(0xb7ffb000, 18205)               = 0
brk(0)                                  = 0x8427000
brk(0x8448000)                          = 0x8448000
open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=48510704, ...}) = 0
mmap2(NULL, 2097152, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7dfa000
close(3)                                = 0
umask(022)                              = 022
open("/dev/null", O_RDWR|O_LARGEFILE)   = 3
close(3)                                = 0
getuid32()                              = 0
geteuid32()                             = 0
lstat64("/etc/mtab", {st_mode=S_IFREG|0644, st_size=508, ...}) = 0
rt_sigprocmask(SIG_BLOCK, ~[TRAP SEGV RTMIN RT_1], NULL, 8) = 0
stat64("/dev/hda1", {st_mode=S_IFBLK|0660, st_rdev=makedev(3, 1), ...}) = 0
open("/dev/hda1", O_RDONLY|O_LARGEFILE) = 3
_llseek(3, 0, [0], SEEK_SET)            = 0
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 576) = 576
_llseek(3, 512, [512], SEEK_SET)        = 0
read(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 512) = 512
_llseek(3, 1024, [1024], SEEK_SET)      = 0
read(3, "\370e\0\0\304\227\1\0c\24\0\0J[\1\0\322e\0\0\1\0\0\0\0"..., 228) = 228
close(3)                                = 0
stat64("/sbin/mount.ext3", 0xbfee0980)  = -1 ENOENT (No such file or directory)
mount("/dev/hda1", "/boot", "ext3", MS_POSIXACL|MS_ACTIVE|MS_NOUSER|0xec0000, 0) = -1 EBUSY (Device or resource busy)
rt_sigprocmask(SIG_UNBLOCK, ~[TRAP SEGV RTMIN RT_1], NULL, 8) = 0
open("/usr/share/locale/locale.alias", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=2528, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7df9000
read(3, "# Locale name alias data base.\n#"..., 4096) = 2528
read(3, "", 4096)                       = 0
close(3)                                = 0
munmap(0xb7df9000, 4096)                = 0
open("/usr/share/locale/en_US.UTF-8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_US.utf8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en_US/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en.UTF-8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en.utf8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/en/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
write(2, "mount: /dev/hda1 already mounted"..., 47mount: /dev/hda1 already mounted or /boot busy
) = 47
umask(077)                              = 022
open("/etc/mtab", O_RDONLY|O_LARGEFILE) = 3
umask(022)                              = 077
fstat64(3, {st_mode=S_IFREG|0644, st_size=508, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7df9000
read(3, "/dev/mapper/VolGroup00-LogVol00 "..., 4096) = 508
read(3, "", 4096)                       = 0
close(3)                                = 0
munmap(0xb7df9000, 4096)                = 0
exit_group(32)                          = ?
Process 2720 detached


[root@main ~]# df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
                       4128448    941200   2977536  25% /
none                    322884         0    322884   0% /dev/shm
/dev/mapper/VolGroup00-Home
                      10321208     55880   9741040   1% /home
/dev/mapper/VolGroup00-Backup
                      10321208   9788936      7984 100% /home/backup
/dev/mapper/VolGroup00-Pictures
                      10321208   4819044   4977876  50% /home/mypictures
/dev/mapper/VolGroup00-Music
                      10321208   5589592   4207328  58% /home/music
[root@main ~]# mount
/dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw)
none on /proc type proc (rw)
none on /sys type sysfs (rw)
none on /dev/pts type devpts (rw,gid=5,mode=620)
usbfs on /proc/bus/usb type usbfs (rw)
none on /dev/shm type tmpfs (rw)
/dev/mapper/VolGroup00-Home on /home type ext3 (rw)
/dev/mapper/VolGroup00-Backup on /home/backup type ext3 (rw)
/dev/mapper/VolGroup00-Pictures on /home/mypictures type ext3 (rw)
/dev/mapper/VolGroup00-Music on /home/music type ext3 (rw)
none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw)