diff options
| author | Jianfeng Tan <henry.tjf@antfin.com> | 2019-08-29 16:23:11 +0000 |
|---|---|---|
| committer | Jianfeng Tan <henry.tjf@antfin.com> | 2019-10-15 16:38:40 +0000 |
| commit | aee2c93366f451b9cc0a62430185749556fc3900 (patch) | |
| tree | 22aae176d3fe1cdc2ebc568a5d1a6d63e837c9be /pkg/sentry/socket | |
| parent | dd7d1f825d2f6464b61287b3a324c13139b0d661 (diff) | |
netstack: add counters for tcp CurrEstab and EstabResets
Signed-off-by: Jianfeng Tan <henry.tjf@antfin.com>
Diffstat (limited to 'pkg/sentry/socket')
| -rw-r--r-- | pkg/sentry/socket/netstack/netstack.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go index 0ae573b45..6fd43fcbd 100644 --- a/pkg/sentry/socket/netstack/netstack.go +++ b/pkg/sentry/socket/netstack/netstack.go @@ -148,6 +148,8 @@ 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."), + 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"), 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."), ListenOverflowSynCookieSent: mustCreateMetric("/netstack/tcp/listen_overflow_syn_cookie_sent", "Number of times a SYN cookie was sent."), |