DOKK / manpages / debian 11 / systemtap-doc / probe::tcpmib.InSegs.3stap.en
PROBE::TCPMIB.INSE(3stap) SNMP Information Tapset PROBE::TCPMIB.INSE(3stap)

probe::tcpmib.InSegs - Count an incoming tcp segment

tcpmib.InSegs 

sk

pointer to the struct sock being acted on

op

value to be added to the counter (default value of 1)

The packet pointed to by skb is filtered by the function tcpmib_filter_key (or ipmib_filter_key for tcp v4). If the packet passes the filter is is counted in the global InSegs (equivalent to SNMP's MIB TCP_MIB_INSEGS)

tapset::tcpmib(3stap)

November 2020 SystemTap Tapset Reference