perf: preallocate outbound libhoney attribute map

Author: lizthegrey

go.mod

@@ -14,10 +14,10 @@ require (
 	github.com/hashicorp/golang-lru v0.5.4
 	github.com/honeycombio/dynsampler-go v0.4.0
 	github.com/honeycombio/husky v0.22.2
-	github.com/honeycombio/libhoney-go v1.18.0
+	github.com/honeycombio/libhoney-go v1.20.0
 	github.com/jessevdk/go-flags v1.5.0
 	github.com/json-iterator/go v1.1.12
-	github.com/klauspost/compress v1.16.4
+	github.com/klauspost/compress v1.16.6
 	github.com/panmari/cuckoofilter v1.0.3
 	github.com/pelletier/go-toml/v2 v2.0.7
 	github.com/pkg/errors v0.9.1
@@ -26,7 +26,7 @@ require (
 	github.com/rcrowley/go-metrics v0.0.0-20200313005456-10cdbea86bc0
 	github.com/sirupsen/logrus v1.9.0
 	github.com/spf13/viper v1.15.0
-	github.com/stretchr/testify v1.8.2
+	github.com/stretchr/testify v1.8.4
 	github.com/tidwall/gjson v1.14.4
 	github.com/vmihailenco/msgpack/v4 v4.3.11
 	go.opentelemetry.io/proto/otlp v0.19.0

go.sum

@@ -38,8 +38,8 @@ cloud.google.com/go/storage v1.14.0/go.mod h1:GrKmX003DSIwi9o29oFT7YDnHYwZoctc3f
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/DataDog/zstd v1.5.2 h1:vUG4lAyuPCXO0TLbXvPv7EB7cNK1QV/luu55UHLrrn8=
-github.com/DataDog/zstd v1.5.2/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
+github.com/DataDog/zstd v1.5.5 h1:oWf5W7GtOLgp6bciQYDmhHHjdhYkALu6S/5Ni9ZgSvQ=
+github.com/DataDog/zstd v1.5.5/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
@@ -191,8 +191,8 @@ github.com/honeycombio/dynsampler-go v0.4.0 h1:80Hj9M9r23deTUXV7A22pY07agtCxKBjX
 github.com/honeycombio/dynsampler-go v0.4.0/go.mod h1:8AoR25Xt1YR6LcCoPIm2rkozXXjSPCb/xFp5g8BSsXo=
 github.com/honeycombio/husky v0.22.2 h1:WkCD1NItl9+0YtXxCWn9edLjq4pQ1KbxRi0cJ+1aeXc=
 github.com/honeycombio/husky v0.22.2/go.mod h1:fyenPSU6Nt1CbI+Uien1Rk55O4KxXC43lqouBNYBWCk=
-github.com/honeycombio/libhoney-go v1.18.0 h1:OYHOP381r3Ea76BhUYeza8PUTMDp8MByoOxDn3qtEq8=
-github.com/honeycombio/libhoney-go v1.18.0/go.mod h1:KwbcXkqUbH20x3MpfSt/kdvlog3FFdEnouqYD3XKXLY=
+github.com/honeycombio/libhoney-go v1.20.0 h1:PL54R0P9vxIyb28H3twbLb+DCqQlJdMQM55VZg1abKA=
+github.com/honeycombio/libhoney-go v1.20.0/go.mod h1:RIaurCpfg5NDWSEV8t3QLcda9dUAiVNyWeHRAaSpN90=
 github.com/honeycombio/opentelemetry-proto-go/otlp v0.19.0-compat h1:fMpIzVAl5C260HisnRWV//vfckZIC4qvn656M3VLLOY=
 github.com/honeycombio/opentelemetry-proto-go/otlp v0.19.0-compat/go.mod h1:mC2aK20Z/exugKpqCgcpwEadiS0im8K6mZsD4Is/hCY=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
@@ -210,9 +210,8 @@ github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/X
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
 github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/klauspost/compress v1.15.9/go.mod h1:PhcZ0MbTNciWF3rruxRgKxI5NkcHHrHUDtV4Yw2GlzU=
-github.com/klauspost/compress v1.16.4 h1:91KN02FnsOYhuunwU4ssRe8lc2JosWmizWa91B5v1PU=
-github.com/klauspost/compress v1.16.4/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/klauspost/compress v1.16.6 h1:91SKEy4K37vkp255cJ8QesJhjyRO0hn9i9G0GoUwLsk=
+github.com/klauspost/compress v1.16.6/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
@@ -311,8 +310,8 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
-github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/subosito/gotenv v1.4.2 h1:X1TuBLAMDFbaTAChgCBLu3DU3UPyELpnF2jjJ2cz/S8=
 github.com/subosito/gotenv v1.4.2/go.mod h1:ayKnFf/c6rvx/2iiLrJUk1e6plDbT3edrFNGqEflhK0=
 github.com/tidwall/gjson v1.14.4 h1:uo0p8EbA09J7RQaflQ1aBRffTR7xedD2bcIVSYxLnkM=

transmit/transmit.go

@@ -104,7 +104,7 @@ func (d *DefaultTransmission) EnqueueEvent(ev *types.Event) {
 		WithString("api_host", ev.APIHost).
 		WithString("dataset", ev.Dataset).
 		Logf("transmit sending event")
-	libhEv := d.builder.NewEvent()
+	libhEv := d.builder.NewEventSized(len(ev.Data))
 	libhEv.APIHost = ev.APIHost
 	libhEv.WriteKey = ev.APIKey
 	libhEv.Dataset = ev.Dataset