Bump up otel-lib to v0.7.2 to allow setting system.module #530

Benchdiff Results

Benchmark Command: go test ./... -run ^ -bench . -count 5 -benchtime 100ms -cpu 1,2 -benchmem

HEAD sha: 32da623

Base sha: 1542936

Degraded: true

pkg: github.com/elastic/apm-data/codec
goos: linux
goarch: amd64

name	old time/op (ns/op)	±	new time/op (ns/op)	±	delta	±
Encode/format=json	26567.6	1%	26732	2%	~	(p=0.310 n=5+5)
Encode/format=json-2	14281.2	3%	18492.8	31%	+29.49%	(p=0.032 n=5+5)
Encode/format=vtproto	4687	0%	4502.4	2%	-3.94%	(p=0.008 n=5+5)
Encode/format=vtproto-2	2597.8	1%	2305.2	1%	-11.26%	(p=0.008 n=5+5)
Decode/format=json	124328	1%	135668	5%	+9.12%	(p=0.008 n=5+5)
Decode/format=json-2	63797.6	1%	70608.2	21%	+10.68%	(p=0.008 n=5+5)
Decode/format=vtproto	20165	3%	20094.6	1%	~	(p=1.000 n=5+5)
Decode/format=vtproto-2	13116.8	13%	12224.8	3%	~	(p=0.841 n=5+5)

name	old bytes/op (bytes/op)	±	new bytes/op (bytes/op)	±	delta	±
Encode/format=json	6564	0%	6564	0%	~	(all equal)
Encode/format=json-2	6564	0%	6564	0%	~	(all equal)
Encode/format=vtproto	2775	0%	2775	0%	~	(all equal)
Encode/format=vtproto-2	2775	0%	2775	0%	~	(all equal)

name	old alloc/op (B/op)	±	new alloc/op (B/op)	±	delta	±
Encode/format=json	7752	0%	7752	0%	~	(all equal)
Encode/format=json-2	7753	0%	7753	0%	~	(all equal)
Encode/format=vtproto	3072	0%	3072	0%	~	(all equal)
Encode/format=vtproto-2	3072	0%	3072	0%	~	(all equal)
Decode/format=json	14504	0%	14520	0%	+0.11%	(p=0.008 n=5+5)
Decode/format=json-2	14504	0%	14520	0%	+0.11%	(p=0.008 n=5+5)
Decode/format=vtproto	12976	0%	12992.6	0%	+0.13%	(p=0.016 n=4+5)
Decode/format=vtproto-2	13014	0%	13029.4	0%	+0.12%	(p=0.008 n=5+5)

name	old allocs/op (allocs/op)	±	new allocs/op (allocs/op)	±	delta	±
Encode/format=json	30	0%	30	0%	~	(all equal)
Encode/format=json-2	30	0%	30	0%	~	(all equal)
Encode/format=vtproto	1	0%	1	0%	~	(all equal)
Encode/format=vtproto-2	1	0%	1	0%	~	(all equal)
Decode/format=json	397	0%	397	0%	~	(all equal)
Decode/format=json-2	397	0%	397	0%	~	(all equal)
Decode/format=vtproto	348	0%	348	0%	~	(all equal)
Decode/format=vtproto-2	348	0%	348	0%	~	(all equal)

pkg: github.com/elastic/apm-data/input/elasticapm/internal/decoder
goos: linux
goarch: amd64

name	old time/op (ns/op)	±	new time/op (ns/op)	±	delta	±
NDStreamDecoder	291.06	7%	275.46	5%	~	(p=0.095 n=5+5)
NDStreamDecoder-2	154.52	2%	154.84	1%	~	(p=1.000 n=5+5)

name	old alloc/op (B/op)	±	new alloc/op (B/op)	±	delta	±
NDStreamDecoder	72	0%	72	0%	~	(all equal)
NDStreamDecoder-2	72	0%	72	0%	~	(all equal)

name	old allocs/op (allocs/op)	±	new allocs/op (allocs/op)	±	delta	±
NDStreamDecoder	4	0%	4	0%	~	(all equal)
NDStreamDecoder-2	4	0%	4	0%	~	(all equal)

pkg: github.com/elastic/apm-data/model/modeljson
goos: linux
goarch: amd64

name	old time/op (ns/op)	±	new time/op (ns/op)	±	delta	±
APMEventToJSON/to-json	15226.8	5%	15390	13%	~	(p=1.000 n=5+5)
APMEventToJSON/to-json-2	14938.2	21%	12974.2	3%	~	(p=0.310 n=5+5)

name	old alloc/op (B/op)	±	new alloc/op (B/op)	±	delta	±
APMEventToJSON/to-json	2472	0%	2472	0%	~	(all equal)
APMEventToJSON/to-json-2	2472	0%	2472	0%	~	(all equal)

name	old allocs/op (allocs/op)	±	new allocs/op (allocs/op)	±	delta	±
APMEventToJSON/to-json	37	0%	37	0%	~	(all equal)
APMEventToJSON/to-json-2	37	0%	37	0%	~	(all equal)