BusyBox v1.29.3 (2018-11-02 15:37:50 PDT) multi-call binary.
Usage: tail [OPTIONS] [FILE]...
Print last 10 lines of each FILE (or stdin) to stdout.
With more than one FILE, precede each with a filename header.
-f Print data as file grows
-c [+]N[kbm] Print last N bytes
-n N[kbm] Print last N lines
-n +N[kbm] Start on Nth line and print the rest
-q Never print headers
-s SECONDS Wait SECONDS between reads with -f
-v Always print headers
-F Same as -f, but keep retrying
N may be suffixed by k (x1024), b (x512), or m (x1024^2).