“Network Checks” includes information about blocking and non-blocking network I/O checks, the total number of I/O checks for the interval, and the average number of network I/Os per network check.
Adaptive Server has two ways to check for network I/O: blocking and non-blocking modes.
Network Checks Non-Blocking 683.5 20503.5 82014 93.2 % Blocking 49.5 1484.5 5938 6.8 % ------------------------- ------------ ------------ ---------- Total Network I/O Checks 732.9 21988.0 87952 Avg Net I/Os per Check n/a n/a 0.00000 n/a