TCP (PI_TCP)
- Organization of this page
Function
The TCP (PI_TCP) record stores information about TCP service response time. This is a multi-instance record.
Default and changeable values
Item |
Default value |
Changeable |
---|---|---|
Collection Interval |
360 |
Y |
Collection Offset |
0 |
Y |
Log |
No |
Y |
LOGIF |
(Blank) |
Y |
Over 10 Sec Collection Time |
No |
N |
ODBC key fields
PI_TCP_MSR_COND_ID
Lifetime
None
Record size
-
Fixed part: 681 bytes
-
Variable part: 200 bytes
Fields
View name (Manager name) |
Description |
Summary rule |
Format |
Delta |
Data source |
---|---|---|---|---|---|
DNS Time (DNS_TIME) |
DNS time (seconds) ((2) in Figure 10-9) |
AVG |
double |
No |
Probe Daemon |
TCP Connection Time (TCP_CON_TIME) |
TCP connection time (seconds) ((3) in Figure 10-9) |
AVG |
double |
No |
Probe Daemon |
Total Response Time (TOTAL_RESP_TIME) |
Total response time (seconds) ((1) in Figure 10-9) |
AVG |
double |
No |
Probe Daemon |
The following figure shows the TCP sequence.
TCP operating environment and notes
A TCP probe measures the time required for establishing connection with the server that provides the TCP service.
The following describes and provides notes on a TCP operating environment.
RFC compliance
-
RFC793: Transmission Control Protocol