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Sentry metrics updates.

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Sentry metrics with nanoseconds units are labeled as such, and non-cumulative
sentry metrics are supported.

PiperOrigin-RevId: 307621080
This commit is contained in:
Dave Bailey
2020-04-21 09:36:43 -07:00
committed by gVisor bot
parent 120d3b50f4
commit 7c0f3bc857
7 changed files with 58 additions and 37 deletions
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pkg/sentry/socket/netstack/netstack.go
+10 -4
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@@ -63,7 +63,13 @@ import (
func mustCreateMetric(name, description string) *tcpip.StatCounter {
var cm tcpip.StatCounter
metric.MustRegisterCustomUint64Metric(name, false /* sync */, description, cm.Value)
metric.MustRegisterCustomUint64Metric(name, true /* cumulative */, false /* sync */, description, cm.Value)
return &cm
}
func mustCreateGauge(name, description string) *tcpip.StatCounter {
var cm tcpip.StatCounter
metric.MustRegisterCustomUint64Metric(name, false /* cumulative */, false /* sync */, description, cm.Value)
return &cm
}
@@ -151,10 +157,10 @@ var Metrics = tcpip.Stats{
TCP: tcpip.TCPStats{
ActiveConnectionOpenings: mustCreateMetric("/netstack/tcp/active_connection_openings", "Number of connections opened successfully via Connect."),
PassiveConnectionOpenings: mustCreateMetric("/netstack/tcp/passive_connection_openings", "Number of connections opened successfully via Listen."),
CurrentEstablished: mustCreateMetric("/netstack/tcp/current_established", "Number of connections in ESTABLISHED state now."),
CurrentConnected: mustCreateMetric("/netstack/tcp/current_open", "Number of connections that are in connected state."),
CurrentEstablished: mustCreateGauge("/netstack/tcp/current_established", "Number of connections in ESTABLISHED state now."),
CurrentConnected: mustCreateGauge("/netstack/tcp/current_open", "Number of connections that are in connected state."),
EstablishedResets: mustCreateMetric("/netstack/tcp/established_resets", "Number of times TCP connections have made a direct transition to the CLOSED state from either the ESTABLISHED state or the CLOSE-WAIT state"),
EstablishedClosed: mustCreateMetric("/netstack/tcp/established_closed", "number of times established TCP connections made a transition to CLOSED state."),
EstablishedClosed: mustCreateMetric("/netstack/tcp/established_closed", "Number of times established TCP connections made a transition to CLOSED state."),
EstablishedTimedout: mustCreateMetric("/netstack/tcp/established_timedout", "Number of times an established connection was reset because of keep-alive time out."),
ListenOverflowSynDrop: mustCreateMetric("/netstack/tcp/listen_overflow_syn_drop", "Number of times the listen queue overflowed and a SYN was dropped."),
ListenOverflowAckDrop: mustCreateMetric("/netstack/tcp/listen_overflow_ack_drop", "Number of times the listen queue overflowed and the final ACK in the handshake was dropped."),