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Cisco Unified Communications Manager Managed Services Guide
OL-22523-01
Chapter 5 Cisco Unified Real-Time Monitoring Tool Tracing, PerfMon Counters, and Alerts
Performance Monitoring in RTMT
TCP
The TCP object provides information on the TCP statistics on your system. Table 5-58 contains
information on the TCP counters.
Thread
The Thread object provides a list of running threads on your system. Table 5-59 contains information on
the Thread counters.
Ta b l e 5 - 5 8 T C P
Counters Counter Description
Active Opens This counter displays the number of times that the TCP connections made a direct
transition to the SYN-SENT state from the CLOSED state.
Attempt Fails This counter displays the number of times that the TCP connections have made a
direct transition to the CLOSED state from either the SYN-RCVD state or the
SYN-RCVD state, plus the number of times TCP connections have made a direct
transition to the LISTEN state from the SYS-RCVD state.
Curr Estab This counter displays the number of TCP connections where the current state is
either ESTABLISHED or CLOSE- WAIT.
Estab Resets This counter displays the number of times that the TCP connections have made a
direct transition to the CLOSED state from either the ESTABLISHED state or the
CLOSE-WAIT state.
In Segs This counter displays the total number of segments that were received, including
those received in error. This count only includes segments that are received on
currently established connections.
InOut Segs This counter displays the total number of segments that were sent and the total
number of segments that were received.
Out Segs This counter displays the total number of segments that were sent. This count only
includes segments that are sent on currently established connections, but excludes
retransmitted octets.
Passive Opens This counter displays the number of times that TCP connections have made a
direct transition to the SYN-RCVD state from the LISTEN state.
RetransSegs This counter displays the total number of segments that were retransmitted
because the segment contains one or more previously transmitted octets.
Table 5-59 Thread
Counters Counter Description
% CPU Time This counter displays the thread share of the elapsed CPU time since the last
update. This counter expresses the share as a percentage of the total CPU time.
PID This counter displays the threads leader process ID.
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