strace-T.log

$ strace -T ./time_me
execve("./time_me", ["./time_me"], [/* 25 vars */]) = 0 <0.000307>
brk(0)                                  = 0x75f000 <0.000022>
access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory) <0.000027>
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3bb589a000 <0.000021>
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory) <0.000021>
open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 4 <0.000023>
fstat(4, {st_mode=S_IFREG|0644, st_size=35614, ...}) = 0 <0.000019>
mmap(NULL, 35614, PROT_READ, MAP_PRIVATE, 4, 0) = 0x7f3bb5891000 <0.000021>
close(4)                                = 0 <0.000017>
access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory) <0.000021>
open("/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 4 <0.000025>
read(4, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\260\37\2\0\0\0\0\0"..., 832) = 832 <0.000020>
fstat(4, {st_mode=S_IFREG|0755, st_size=1852120, ...}) = 0 <0.000019>
mmap(NULL, 3966008, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0x7f3bb52b1000 <0.000022>
mprotect(0x7f3bb5470000, 2093056, PROT_NONE) = 0 <0.000027>
mmap(0x7f3bb566f000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x1be000) = 0x7f3bb566f000 <0.000027>
mmap(0x7f3bb5675000, 17464, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f3bb5675000 <0.000025>
close(4)                                = 0 <0.000019>
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3bb5890000 <0.000021>
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3bb588e000 <0.000021>
arch_prctl(ARCH_SET_FS, 0x7f3bb588e740) = 0 <0.000018>
mprotect(0x7f3bb566f000, 16384, PROT_READ) = 0 <0.002229>
mprotect(0x600000, 4096, PROT_READ)     = 0 <0.000027>
mprotect(0x7f3bb589c000, 4096, PROT_READ) = 0 <0.000026>
munmap(0x7f3bb5891000, 35614)           = 0 <0.000036>
fstat(1, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 0), ...}) = 0 <0.000018>
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3bb5899000 <0.000021>
write(1, "Hallo there!\n", 13Hallo there!
)          = 13 <0.000035>
rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0 <0.000018>
rt_sigaction(SIGCHLD, NULL, {SIG_DFL, [], 0}, 8) = 0 <0.000019>
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 <0.000018>
nanosleep({2, 0}, 0x7fffaa25c770)       = 0 <2.000153>
write(1, "Goodbye\n", 8Goodbye
)                = 8 <0.000070>
exit_group(8)                           = ?