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Merged
wallyqs merged 1 commit into from
Jan 23, 2026
Merged

Add JetStream meta snapshot metrics #315

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26 changes: 13 additions & 13 deletions go.mod
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5,10 +5,10 @@ go 1.25.5
require (
github.com/antonfisher/nested-logrus-formatter v1.3.1
github.com/fsnotify/fsnotify v1.9.0
github.com/klauspost/compress v1.18.0
github.com/klauspost/compress v1.18.3
github.com/nats-io/jsm.go v0.2.4
github.com/nats-io/nats-server/v2 v2.11.9
github.com/nats-io/nats.go v1.46.0
github.com/nats-io/nats-server/v2 v2.12.3
github.com/nats-io/nats.go v1.47.0
github.com/nats-io/nuid v1.0.1
github.com/prometheus/client_golang v1.23.2
github.com/prometheus/client_model v0.6.2
Expand All @@ -19,25 +19,25 @@ require (
github.com/spf13/viper v1.21.0
github.com/stretchr/testify v1.11.1
github.com/thediveo/enumflag/v2 v2.0.7
golang.org/x/crypto v0.45.0
golang.org/x/sync v0.18.0
golang.org/x/crypto v0.46.0
golang.org/x/sync v0.19.0
)

require (
github.com/antithesishq/antithesis-sdk-go v0.4.3-default-no-op // indirect
github.com/antithesishq/antithesis-sdk-go v0.5.0-default-no-op // indirect
github.com/beorn7/perks v1.0.1 // indirect
github.com/cespare/xxhash/v2 v2.3.0 // indirect
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/expr-lang/expr v1.17.7 // indirect
github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
github.com/google/go-tpm v0.9.5 // indirect
github.com/google/go-tpm v0.9.7 // indirect
github.com/inconshreveable/mousetrap v1.1.0 // indirect
github.com/kylelemons/godebug v1.1.0 // indirect
github.com/minio/highwayhash v1.0.3 // indirect
github.com/minio/highwayhash v1.0.4-0.20251030100505-070ab1a87a76 // indirect
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
github.com/nats-io/jwt/v2 v2.7.4 // indirect
github.com/nats-io/nkeys v0.4.11 // indirect
github.com/nats-io/jwt/v2 v2.8.0 // indirect
github.com/nats-io/nkeys v0.4.12 // indirect
github.com/pelletier/go-toml/v2 v2.2.4 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/prometheus/procfs v0.17.0 // indirect
Expand All @@ -49,9 +49,9 @@ require (
go.yaml.in/yaml/v2 v2.4.2 // indirect
go.yaml.in/yaml/v3 v3.0.4 // indirect
golang.org/x/exp v0.0.0-20250717185816-542afb5b7346 // indirect
golang.org/x/sys v0.38.0 // indirect
golang.org/x/text v0.31.0 // indirect
golang.org/x/time v0.13.0 // indirect
golang.org/x/sys v0.39.0 // indirect
golang.org/x/text v0.32.0 // indirect
golang.org/x/time v0.14.0 // indirect
google.golang.org/protobuf v1.36.8 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)
56 changes: 28 additions & 28 deletions go.sum
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
github.com/antithesishq/antithesis-sdk-go v0.4.3-default-no-op h1:+OSa/t11TFhqfrX0EOSqQBDJ0YlpmK0rDSiB19dg9M0=
github.com/antithesishq/antithesis-sdk-go v0.4.3-default-no-op/go.mod h1:IUpT2DPAKh6i/YhSbt6Gl3v2yvUZjmKncl7U91fup7E=
github.com/antithesishq/antithesis-sdk-go v0.5.0-default-no-op h1:Ucf+QxEKMbPogRO5guBNe5cgd9uZgfoJLOYs8WWhtjM=
github.com/antithesishq/antithesis-sdk-go v0.5.0-default-no-op/go.mod h1:IUpT2DPAKh6i/YhSbt6Gl3v2yvUZjmKncl7U91fup7E=
github.com/antonfisher/nested-logrus-formatter v1.3.1 h1:NFJIr+pzwv5QLHTPyKz9UMEoHck02Q9L0FP13b/xSbQ=
github.com/antonfisher/nested-logrus-formatter v1.3.1/go.mod h1:6WTfyWFkBc9+zyBaKIqRrg/KwMqBbodBjgbHjDz7zjA=
github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
Expand Down Expand Up @@ -27,34 +27,34 @@ github.com/go-viper/mapstructure/v2 v2.4.0 h1:EBsztssimR/CONLSZZ04E8qAkxNYq4Qp9L
github.com/go-viper/mapstructure/v2 v2.4.0/go.mod h1:oJDH3BJKyqBA2TXFhDsKDGDTlndYOZ6rGS0BRZIxGhM=
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
github.com/google/go-tpm v0.9.5 h1:ocUmnDebX54dnW+MQWGQRbdaAcJELsa6PqZhJ48KwVU=
github.com/google/go-tpm v0.9.5/go.mod h1:h9jEsEECg7gtLis0upRBQU+GhYVH6jMjrFxI8u6bVUY=
github.com/google/go-tpm v0.9.7 h1:u89J4tUUeDTlH8xxC3CTW7OHZjbjKoHdQ9W7gCUhtxA=
github.com/google/go-tpm v0.9.7/go.mod h1:h9jEsEECg7gtLis0upRBQU+GhYVH6jMjrFxI8u6bVUY=
github.com/google/pprof v0.0.0-20241210010833-40e02aabc2ad h1:a6HEuzUHeKH6hwfN/ZoQgRgVIWFJljSWa/zetS2WTvg=
github.com/google/pprof v0.0.0-20241210010833-40e02aabc2ad/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
github.com/klauspost/compress v1.18.3 h1:9PJRvfbmTabkOX8moIpXPbMMbYN60bWImDDU7L+/6zw=
github.com/klauspost/compress v1.18.3/go.mod h1:R0h/fSBs8DE4ENlcrlib3PsXS61voFxhIs2DeRhCvJ4=
github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
github.com/minio/highwayhash v1.0.3 h1:kbnuUMoHYyVl7szWjSxJnxw11k2U709jqFPPmIUyD6Q=
github.com/minio/highwayhash v1.0.3/go.mod h1:GGYsuwP/fPD6Y9hMiXuapVvlIUEhFhMTh0rxU3ik1LQ=
github.com/minio/highwayhash v1.0.4-0.20251030100505-070ab1a87a76 h1:KGuD/pM2JpL9FAYvBrnBBeENKZNh6eNtjqytV6TYjnk=
github.com/minio/highwayhash v1.0.4-0.20251030100505-070ab1a87a76/go.mod h1:GGYsuwP/fPD6Y9hMiXuapVvlIUEhFhMTh0rxU3ik1LQ=
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
github.com/nats-io/jsm.go v0.2.4 h1:3cvx6D8rYYbdKe7U/zi6Cs62EoWPL/vuBsisZqn1/2Y=
github.com/nats-io/jsm.go v0.2.4/go.mod h1:uzB1RF15TpzlFVM7d2AYaGUiyAZKTDjIiJ12kPL52gE=
github.com/nats-io/jwt/v2 v2.7.4 h1:jXFuDDxs/GQjGDZGhNgH4tXzSUK6WQi2rsj4xmsNOtI=
github.com/nats-io/jwt/v2 v2.7.4/go.mod h1:me11pOkwObtcBNR8AiMrUbtVOUGkqYjMQZ6jnSdVUIA=
github.com/nats-io/nats-server/v2 v2.11.9 h1:k7nzHZjUf51W1b08xiQih63Rdxh0yr5O4K892Mx5gQA=
github.com/nats-io/nats-server/v2 v2.11.9/go.mod h1:1MQgsAQX1tVjpf3Yzrk3x2pzdsZiNL/TVP3Amhp3CR8=
github.com/nats-io/nats.go v1.46.0 h1:iUcX+MLT0HHXskGkz+Sg20sXrPtJLsOojMDTDzOHSb8=
github.com/nats-io/nats.go v1.46.0/go.mod h1:iRWIPokVIFbVijxuMQq4y9ttaBTMe0SFdlZfMDd+33g=
github.com/nats-io/nkeys v0.4.11 h1:q44qGV008kYd9W1b1nEBkNzvnWxtRSQ7A8BoqRrcfa0=
github.com/nats-io/nkeys v0.4.11/go.mod h1:szDimtgmfOi9n25JpfIdGw12tZFYXqhGxjhVxsatHVE=
github.com/nats-io/jwt/v2 v2.8.0 h1:K7uzyz50+yGZDO5o772eRE7atlcSEENpL7P+b74JV1g=
github.com/nats-io/jwt/v2 v2.8.0/go.mod h1:me11pOkwObtcBNR8AiMrUbtVOUGkqYjMQZ6jnSdVUIA=
github.com/nats-io/nats-server/v2 v2.12.3 h1:KRv+1n7lddMVgkJPQer+pt36TcO0ENxjilBmeWdjcHs=
github.com/nats-io/nats-server/v2 v2.12.3/go.mod h1:MQXjG9WjyXKz9koWzUc3jYUMKD8x3CLmTNy91IQQz3Y=
github.com/nats-io/nats.go v1.47.0 h1:YQdADw6J/UfGUd2Oy6tn4Hq6YHxCaJrVKayxxFqYrgM=
github.com/nats-io/nats.go v1.47.0/go.mod h1:iRWIPokVIFbVijxuMQq4y9ttaBTMe0SFdlZfMDd+33g=
github.com/nats-io/nkeys v0.4.12 h1:nssm7JKOG9/x4J8II47VWCL1Ds29avyiQDRn0ckMvDc=
github.com/nats-io/nkeys v0.4.12/go.mod h1:MT59A1HYcjIcyQDJStTfaOY6vhy9XTUjOFo+SVsvpBg=
github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
github.com/onsi/ginkgo/v2 v2.22.2 h1:/3X8Panh8/WwhU/3Ssa6rCKqPLuAkVY2I0RoyDLySlU=
Expand Down Expand Up @@ -109,24 +109,24 @@ go.yaml.in/yaml/v2 v2.4.2 h1:DzmwEr2rDGHl7lsFgAHxmNz/1NlQ7xLIrlN2h5d1eGI=
go.yaml.in/yaml/v2 v2.4.2/go.mod h1:081UH+NErpNdqlCXm3TtEran0rJZGxAYx9hb/ELlsPU=
go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
golang.org/x/crypto v0.45.0 h1:jMBrvKuj23MTlT0bQEOBcAE0mjg8mK9RXFhRH6nyF3Q=
golang.org/x/crypto v0.45.0/go.mod h1:XTGrrkGJve7CYK7J8PEww4aY7gM3qMCElcJQ8n8JdX4=
golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
golang.org/x/exp v0.0.0-20250717185816-542afb5b7346 h1:vuCObX8mQzik1tfEcYxWZBuVsmQtD1IjxCyPKM18Bh4=
golang.org/x/exp v0.0.0-20250717185816-542afb5b7346/go.mod h1:A+z0yzpGtvnG90cToK5n2tu8UJVP2XUATh+r+sfOOOc=
golang.org/x/net v0.47.0 h1:Mx+4dIFzqraBXUugkia1OOvlD6LemFo1ALMHjrXDOhY=
golang.org/x/net v0.47.0/go.mod h1:/jNxtkgq5yWUGYkaZGqo27cfGZ1c5Nen03aYrrKpVRU=
golang.org/x/sync v0.18.0 h1:kr88TuHDroi+UVf+0hZnirlk8o8T+4MrK6mr60WkH/I=
golang.org/x/sync v0.18.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.21.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.38.0 h1:3yZWxaJjBmCWXqhN1qh02AkOnCQ1poK6oF+a7xWL6Gc=
golang.org/x/sys v0.38.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.31.0 h1:aC8ghyu4JhP8VojJ2lEHBnochRno1sgL6nEi9WGFGMM=
golang.org/x/text v0.31.0/go.mod h1:tKRAlv61yKIjGGHX/4tP1LTbc13YSec1pxVEWXzfoeM=
golang.org/x/time v0.13.0 h1:eUlYslOIt32DgYD6utsuUeHs4d7AsEYLuIAdg7FlYgI=
golang.org/x/time v0.13.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
golang.org/x/tools v0.38.0 h1:Hx2Xv8hISq8Lm16jvBZ2VQf+RLmbd7wVUsALibYI/IQ=
golang.org/x/tools v0.38.0/go.mod h1:yEsQ/d/YK8cjh0L6rZlY8tgtlKiBNTL14pGDJPJpYQs=
golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
golang.org/x/tools v0.39.0 h1:ik4ho21kwuQln40uelmciQPp9SipgNDdrafrYA4TmQQ=
golang.org/x/tools v0.39.0/go.mod h1:JnefbkDPyD8UU2kI5fuf8ZX4/yUeh9W877ZeBONxUqQ=
google.golang.org/protobuf v1.36.8 h1:xHScyCOEuuwZEc6UtSOvPbAT4zRh0xcNRYekJwfqyMc=
google.golang.org/protobuf v1.36.8/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
Expand Down
71 changes: 55 additions & 16 deletions surveyor/collector_statz.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,10 @@ type statzDescs struct {
JetstreamClusterRaftGroupReplicaActive *GaugeVec
JetstreamClusterRaftGroupReplicaCurrent *GaugeVec
JetstreamClusterRaftGroupReplicaOffline *GaugeVec
// JetStream meta snapshot stats
JetstreamMetaSnapshotPendingEntries *GaugeVec
JetstreamMetaSnapshotPendingBytes *GaugeVec
JetstreamMetaSnapshotLastDuration *GaugeVec
// JetStream server stats
JetstreamServerDisabled *GaugeVec
JetstreamServerStreams *GaugeVec
Expand Down Expand Up @@ -341,6 +345,22 @@ func (sc *StatzCollector) gatewayLabelValues(sm *server.ServerInfo, gStat *serve
return []string{sm.Cluster, serverName(sm), sm.ID, gStat.Name, strconv.FormatUint(gStat.ID, 10)}
}

// safeMsgBytesBytes returns the Bytes value from a MsgBytes pointer, or 0 if nil
func safeMsgBytesBytes(mb *server.MsgBytes) int64 {
if mb == nil {
return 0
}
return mb.Bytes
}

// safeMsgBytesMsgs returns the Msgs value from a MsgBytes pointer, or 0 if nil
func safeMsgBytesMsgs(mb *server.MsgBytes) int64 {
if mb == nil {
return 0
}
return mb.Msgs
}

// Up/Down on servers - look at discovery mechanisms in Prometheus - aging out, how does it work?
func (sc *StatzCollector) buildDescs() {
newName := func(name string) string {
Expand Down Expand Up @@ -424,6 +444,12 @@ func (sc *StatzCollector) buildDescs() {
sc.descs.JetstreamClusterRaftGroupReplicaCurrent = newGaugeVec(newName("jetstream_cluster_raft_group_replica_peer_current"), "Jetstream RAFT Group Peer is current: 1 or not: 0", sc.constLabels, jsClusterReplicaLabelKeys)
sc.descs.JetstreamClusterRaftGroupReplicaOffline = newGaugeVec(newName("jetstream_cluster_raft_group_replica_peer_offline"), "Jetstream RAFT Group Peer is offline: 1 or online: 0", sc.constLabels, jsClusterReplicaLabelKeys)

// Meta snapshot stats
jsMetaSnapshotLabelKeys := []string{"server_id", "server_name", "cluster_name"}
sc.descs.JetstreamMetaSnapshotPendingEntries = newGaugeVec(newName("jetstream_meta_snapshot_pending_entries"), "Number of pending entries awaiting meta snapshot", sc.constLabels, jsMetaSnapshotLabelKeys)
sc.descs.JetstreamMetaSnapshotPendingBytes = newGaugeVec(newName("jetstream_meta_snapshot_pending_bytes"), "Size in bytes of pending entries awaiting meta snapshot", sc.constLabels, jsMetaSnapshotLabelKeys)
sc.descs.JetstreamMetaSnapshotLastDuration = newGaugeVec(newName("jetstream_meta_snapshot_last_duration"), "Duration of the last meta snapshot in nanoseconds", sc.constLabels, jsMetaSnapshotLabelKeys)

jsServerLabelKeys := []string{"server_id", "server_name", "cluster_name"}
sc.descs.JetstreamServerDisabled = newGaugeVec(newName("jetstream_server_jetstream_disabled"), "JetStream disabled or not", sc.constLabels, jsServerLabelKeys)
sc.descs.JetstreamServerStreams = newGaugeVec(newName("jetstream_server_total_streams"), "Total number of streams in JetStream", sc.constLabels, jsServerLabelKeys)
Expand Down Expand Up @@ -1430,6 +1456,10 @@ func (sc *StatzCollector) MetricInfos() []MetricInfo {
sc.descs.JetstreamClusterRaftGroupReplicaActive,
sc.descs.JetstreamClusterRaftGroupReplicaCurrent,
sc.descs.JetstreamClusterRaftGroupReplicaOffline,
// JetStream meta snapshot stats
sc.descs.JetstreamMetaSnapshotPendingEntries,
sc.descs.JetstreamMetaSnapshotPendingBytes,
sc.descs.JetstreamMetaSnapshotLastDuration,
}

// Account scope metrics
Expand Down Expand Up @@ -1687,6 +1717,15 @@ func (sc *StatzCollector) Collect(ch chan<- prometheus.Metric) {
metrics.newGaugeMetric(sc.descs.JetstreamClusterRaftGroupReplicaOffline, float64(0), jsClusterReplicaLabelValues)
}
}

// Meta snapshot stats
if sm.Stats.JetStream.Meta.Snapshot != nil {
jsMetaSnapshotLabelValues := []string{sm.Server.ID, serverName(&sm.Server), sm.Server.Cluster}
snapshot := sm.Stats.JetStream.Meta.Snapshot
metrics.newGaugeMetric(sc.descs.JetstreamMetaSnapshotPendingEntries, float64(snapshot.PendingEntries), jsMetaSnapshotLabelValues)
metrics.newGaugeMetric(sc.descs.JetstreamMetaSnapshotPendingBytes, float64(snapshot.PendingSize), jsMetaSnapshotLabelValues)
metrics.newGaugeMetric(sc.descs.JetstreamMetaSnapshotLastDuration, float64(snapshot.LastDuration), jsMetaSnapshotLabelValues)
}
}
}

Expand Down Expand Up @@ -1728,22 +1767,22 @@ func (sc *StatzCollector) Collect(ch chan<- prometheus.Metric) {
metrics.newCounterMetric(sc.descs.accMsgsRecv, float64(as.Data.Received.Msgs), serverAndAccLabels)

if sc.collectAccountsDetailed {
metrics.newCounterMetric(sc.descs.accClientBytesSent, float64(as.Data.Sent.Bytes-as.Data.Sent.Routes.Bytes-as.Data.Sent.Gateways.Bytes-as.Data.Sent.Leafs.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientBytesRecv, float64(as.Data.Received.Bytes-as.Data.Received.Routes.Bytes-as.Data.Received.Gateways.Bytes-as.Data.Received.Leafs.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientMsgsSent, float64(as.Data.Sent.Msgs-as.Data.Sent.Routes.Msgs-as.Data.Sent.Gateways.Msgs-as.Data.Sent.Leafs.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientMsgsRecv, float64(as.Data.Received.Msgs-as.Data.Received.Routes.Msgs-as.Data.Received.Gateways.Msgs-as.Data.Received.Leafs.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafBytesSent, float64(as.Data.Sent.Leafs.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafBytesRecv, float64(as.Data.Received.Leafs.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafMsgsSent, float64(as.Data.Sent.Leafs.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafMsgsRecv, float64(as.Data.Received.Leafs.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteBytesSent, float64(as.Data.Sent.Routes.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteBytesRecv, float64(as.Data.Received.Routes.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteMsgsSent, float64(as.Data.Sent.Routes.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteMsgsRecv, float64(as.Data.Received.Routes.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayBytesSent, float64(as.Data.Sent.Gateways.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayBytesRecv, float64(as.Data.Received.Gateways.Bytes), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayMsgsSent, float64(as.Data.Sent.Gateways.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayMsgsRecv, float64(as.Data.Received.Gateways.Msgs), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientBytesSent, float64(as.Data.Sent.Bytes-safeMsgBytesBytes(as.Data.Sent.Routes)-safeMsgBytesBytes(as.Data.Sent.Gateways)-safeMsgBytesBytes(as.Data.Sent.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientBytesRecv, float64(as.Data.Received.Bytes-safeMsgBytesBytes(as.Data.Received.Routes)-safeMsgBytesBytes(as.Data.Received.Gateways)-safeMsgBytesBytes(as.Data.Received.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientMsgsSent, float64(as.Data.Sent.Msgs-safeMsgBytesMsgs(as.Data.Sent.Routes)-safeMsgBytesMsgs(as.Data.Sent.Gateways)-safeMsgBytesMsgs(as.Data.Sent.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accClientMsgsRecv, float64(as.Data.Received.Msgs-safeMsgBytesMsgs(as.Data.Received.Routes)-safeMsgBytesMsgs(as.Data.Received.Gateways)-safeMsgBytesMsgs(as.Data.Received.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafBytesSent, float64(safeMsgBytesBytes(as.Data.Sent.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafBytesRecv, float64(safeMsgBytesBytes(as.Data.Received.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafMsgsSent, float64(safeMsgBytesMsgs(as.Data.Sent.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accLeafMsgsRecv, float64(safeMsgBytesMsgs(as.Data.Received.Leafs)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteBytesSent, float64(safeMsgBytesBytes(as.Data.Sent.Routes)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteBytesRecv, float64(safeMsgBytesBytes(as.Data.Received.Routes)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteMsgsSent, float64(safeMsgBytesMsgs(as.Data.Sent.Routes)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accRouteMsgsRecv, float64(safeMsgBytesMsgs(as.Data.Received.Routes)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayBytesSent, float64(safeMsgBytesBytes(as.Data.Sent.Gateways)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayBytesRecv, float64(safeMsgBytesBytes(as.Data.Received.Gateways)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayMsgsSent, float64(safeMsgBytesMsgs(as.Data.Sent.Gateways)), serverAndAccLabels)
metrics.newCounterMetric(sc.descs.accGatewayMsgsRecv, float64(safeMsgBytesMsgs(as.Data.Received.Gateways)), serverAndAccLabels)
}
}

Expand Down
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