cubuntu@VM-8-16-ubuntu:~$ strace redis-server
// 切换到了执行文件
execve("/usr/local/bin/redis-server", ["redis-server"], 0x7fff26814f30 /* 27 vars */) = 0
brk(NULL) = 0x5575ff3bb000
arch_prctl(0x3001 /* ARCH_??? */, 0x7ffe24c54730) = -1 EINVAL (Invalid argument)
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1c37962000