This topic describes the Layer 4 monitoring metrics for Server Load Balancer (SLB) instances. The monitoring metrics are accurate to the second.

The metrics in this topic use the format of time series data. For more information, see Time series data. You can query and analyze metrics by using PromQL or SQL query language. For more information, see Overview of time series search and analysis.

Metrics

Metric Description
actConnsPS The number of active connections per second.
connsPS The number of new connections per second.
dropConnPS The number of dropped connections per second.
failConnPS The number of failed connections per second.
inActConnPS The number of inactive connections per second.
inBitsPS The number of inbound bits per second. Unit: bit/s.
inDropBitsPS The number of inbound bits that are dropped per second. Unit: bit/s.
inDropPktsPS The number of inbound packets that are dropped per second.
inPktsPS The number of inbound packets per second.
aclDropBitsPS The number of inbound bits that are dropped by access control lists (ACLs) per second. Unit: bit/s.
aclDropPktsPS The number of inbound packets that are dropped by ACLs per second.
maxConnsPs The number of concurrent connections per second.
outBitsPS The number of outbound bits per second. Unit: bit/s
outDropBitsPS The number of outbound bits that are dropped per second. Unit: bit/s.
outDropPktsPS The number of outbound packets that are dropped per second.

Labels

Label Description
lbId The ID of an SLB instance.
listenerId The ID of a listener.
protocol The protocol of a listener.
vip The IP address that is listened on.
vport The port that is listened on.