diff options
| author | Mithun Iyer <iyerm@google.com> | 2020-01-21 14:47:04 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-01-21 15:43:39 -0800 |
| commit | 7e6fbc6afe797752efe066a8aa86f9eca973f3a4 (patch) | |
| tree | 8a575937304c83f36b623264985dfc72cd9f4c95 /pkg/sentry/socket | |
| parent | ad1968ed5665c7541d6920edbd7c7492b7db3046 (diff) | |
Add a new TCP stat for current open connections.
Such a stat accounts for all connections that are currently
established and not yet transitioned to close state.
Also fix bug in double increment of CurrentEstablished stat.
Fixes #1579
PiperOrigin-RevId: 290827365
Diffstat (limited to 'pkg/sentry/socket')
| -rw-r--r-- | pkg/sentry/socket/netstack/netstack.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go index 2662fbc0f..318acbeff 100644 --- a/pkg/sentry/socket/netstack/netstack.go +++ b/pkg/sentry/socket/netstack/netstack.go @@ -150,7 +150,8 @@ 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 either ESTABLISHED or CLOSE-WAIT state now."), + 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."), 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."), EstablishedTimedout: mustCreateMetric("/netstack/tcp/established_timedout", "Number of times an established connection was reset because of keep-alive time out."), |