[root@exchange ~]# strace -f quotaon /var/ftp/
execve("/sbin/quotaon", ["quotaon", "/var/ftp/"], [/* 29 vars */]) = 0
uname({sys="Linux", node="exchange.cpms.ru", ...}) = 0
brk(0)                                  = 0x510000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2aaaaaac1000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=24630, ...}) = 0
mmap(NULL, 24630, PROT_READ, MAP_PRIVATE, 3, 0) = 0x2aaaaaac2000
close(3)                                = 0
open("/lib64/libc.so.6", O_RDONLY)      = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0P\317\1\0"..., 640) = 640
fstat(3, {st_mode=S_IFREG|0755, st_size=1188440, ...}) = 0
mmap(NULL, 2249128, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2aaaaabc2000
mprotect(0x2aaaaacdd000, 1089960, PROT_NONE) = 0
mmap(0x2aaaaaddd000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x11b000) = 0x2aaaaaddd000
mmap(0x2aaaaade3000, 16808, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x2aaaaade3000
close(3)                                = 0
mprotect(0x2aaaaaddd000, 12288, PROT_READ) = 0
mprotect(0x2aaaaabc0000, 4096, PROT_READ) = 0
munmap(0x2aaaaaac2000, 24630)           = 0
brk(0)                                  = 0x510000
brk(0x531000)                           = 0x531000
rt_sigaction(SIGSEGV, {SIG_DFL}, {SIG_DFL}, 8) = 0
stat("/proc/fs/xfs/stat", {st_mode=S_IFREG|0444, st_size=0, ...}) = 0
stat("/proc/sys/fs/quota", {st_mode=S_IFDIR|0555, st_size=0, ...}) = 0
rt_sigaction(SIGSEGV, {SIG_DFL}, NULL, 8) = 0
open("/etc/mtab", O_RDONLY)             = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=274, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2aaaaaac2000
read(3, "/dev/sda2 / ext3 rw 0 0\nproc /pr"..., 4096) = 274
quotactl(Q_XGETQSTAT|USRQUOTA, "/dev/mapper/exchange-massive", 0, {version=1, ...}) = 0
lstat("/var", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/var/ftp", {st_mode=S_IFDIR|0755, st_size=58, ...}) = 0
statfs("/var/ftp", {f_type=0x58465342, f_bsize=4096, f_blocks=2563387392, f_bfree=588787443, f_bavail=588787443, f_files=9421375792, f_ffree=9420606572, f_fsid={64768, 0}, f_namelen=255, f_frsize=4096}) = 0
stat("/dev/mapper/exchange-massive", {st_mode=S_IFBLK|0600, st_rdev=makedev(253, 0), ...}) = 0
stat("/var/ftp", {st_mode=S_IFDIR|0755, st_size=58, ...}) = 0
read(3, "", 4096)                       = 0
close(3)                                = 0
munmap(0x2aaaaaac2000, 4096)            = 0
stat("/var/ftp/", {st_mode=S_IFDIR|0755, st_size=58, ...}) = 0
lstat("/var", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/var/ftp", {st_mode=S_IFDIR|0755, st_size=58, ...}) = 0
quotactl(Q_GETFMT|GRPQUOTA, "/dev/mapper/exchange-massive", 0, 0x7fffffada68c) = -1 ESRCH (No such process)
quotactl(Q_XGETQSTAT|USRQUOTA, "/dev/mapper/exchange-massive", 0, {version=1, ...}) = 0
write(2, "quotaon: ", 9quotaon: )                = 9
write(2, "Enforcing group quota already on"..., 62Enforcing group quota already on /dev/mapper/exchange-massive
) = 62
quotactl(Q_GETFMT|USRQUOTA, "/dev/mapper/exchange-massive", 0, 0x7fffffada68c) = -1 ESRCH (No such process)
quotactl(Q_XGETQSTAT|USRQUOTA, "/dev/mapper/exchange-massive", 0, {version=1, ...}) = 0
write(2, "quotaon: ", 9quotaon: )                = 9
write(2, "Enforcing user quota already on "..., 61Enforcing user quota already on /dev/mapper/exchange-massive
) = 61
exit_group(2)                           = ?
Process 21531 detached
[root@exchange ~]#