TCP (PI_TCP)
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 |
ODBC key fields
PI_TCP_MSR_COND_ID
Lifetime
None
Record size
Fields
View name (Manager name) | Description | Summary rule | Format | Delta | Data source |
---|---|---|---|---|---|
DNS Time (DNS_TIME) | DNS time (seconds) ((2) in Figure 9-9) | AVG | double | No | Probe Daemon |
TCP Connection Time (TCP_CON_TIME) | TCP connection time (seconds) ((3) in Figure 9-9) | AVG | double | No | Probe Daemon |
Total Response Time (TOTAL_RESP_TIME) | Total response time (seconds) ((1) in Figure 9-9) | AVG | double | No | Probe Daemon |
The following figure shows the TCP sequence.
Figure 9-9 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