file kv.**********.***-*.sr, len 4
file kv.**********.***-*.sp, len 69
spooling second frame
file kv.**********.***-*.sr, len 4
file kv.**********.***-*.sp, len 126
clear set
reading from spool
reader read frame:
 key [hello], val [again]
 key [second], val [life]
reader read frame:
 key [hello], val [again]
 key [second], val [time]
kv_spool_read returned 0
resetting the spool directory for another round of reading
reader read frame:
 key [hello], val [again]
 key [second], val [life]
reader read frame:
 key [hello], val [again]
 key [second], val [time]
kv_spool_read returned 0
file kv.**********.***-*.sr, len 4
file kv.**********.***-*.sp, len 126