What are the lock counters stored in the statistics log?

url/lock=341/5 ( 0,0 )( 1,1,0,98879 )
ssl/lock=47/0 ( 21,457 )( 0,69,69,196647 )
chnprc=0
ccheck/ip_check/lock=2954/503/76

url/lock - verifyed url/locked

( 0,0 ) :
the first  0 - number of url, that could not be parsed.
the second 0 - number of packets with partial (or relative) url ( url is transmitted in several packets )
( 1,1,0,98879 ) - 
1 - the number of parsers used
1 - the total number of parsers
0 - the number of released parsers after use
98879 - the maximum number of parsers that can be created

ssl/lock - similar to url, just for cname

chnprc=0 - parser altering http ←→ htpps

ccheck/ip_check/lock - 2954/503/76 IP/port check statistics

2954 - the number of IP check to be accomplished
503 - actual number of IP checks performed
76 - the number of packets being blocked