The s6-uniquename program
s6-uniquename creates a guaranteed unique file name and prints it to stdout.
s6-uniquename [ -n randomlen ] prefix
- s6-uniquename creates a unique filename starting with prefix
involving a TAI64N timestamp, the machine's FQDN and the process' PID.
- It prints it to stdout and exits 0.
- -n randomlen : for added security, also
add a random readable string of randomlen characters to the