/proc/sys/kernel/random
NameSizeModeActions
boot_id00444editdlrm
entropy_avail00444editdlrm
poolsize00444editdlrm
read_wakeup_threshold00444editdlrm
urandom_min_reseed_secs00444editdlrm
uuid00444editdlrm
write_wakeup_threshold00444editdlrm
Edit: /proc/sys/kernel/random/uuid (0B)
af6d26f5-8d9d-41f8-9ec3-0611b14c82d3