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Traces Schema
Version 0.113.0 otel_traces CREATE TABLE default.otel_traces ( `Timestamp` DateTime64(9) CODEC(Delta(8), ZSTD(1)), `TraceId` String CODEC(ZSTD(1)), `SpanId` String CODEC(ZSTD(1)), `ParentSpanId` String CODEC(ZSTD(1)), `TraceState` String...
Concept
In tracing (especially distributed tracing, such as in OpenTelemetry), the terms resource, scope, and span each represent specific concepts in how trace data is structured and organized: 🧱 Span — the basic unit of trace A span represents a single operation w...
Clickhouse Data Demo
HTTP 200 Row 1: ────── Timestamp: 2025-05-27 14:51:23.678999930 TraceId: 3ea85b7f222073a42cd2d37c1c79ec08 SpanId: 24c7fa0f64ae344a ParentSpanId: TraceState: SpanName: ExecuteRequest SpanKind: Internal Servic...
ClickHouse Schema
otel_traces CREATE TABLE default.otel_traces ( `Timestamp` DateTime64(9) CODEC(Delta(8), ZSTD(1)), `TraceId` String CODEC(ZSTD(1)), `SpanId` String CODEC(ZSTD(1)), `ParentSpanId` String CODEC(ZSTD(1)), `TraceState` String CODEC(ZSTD(1)), ...
Demo Client
Source Code // Copyright The OpenTelemetry Authors // Modifications copyright (C) 2022 Cisco Systems, Inc. // Link to original file // https://github.com/open-telemetry/opentelemetry-go-contrib/blob/v0.14.0/instrumentation/net/http/otelhttp/example/client/cli...
Demo Server
Source Code // Copyright The OpenTelemetry Authors // Modifications copyright (C) 2022 Cisco Systems, Inc. // Link to original file // https://github.com/open-telemetry/opentelemetry-go-contrib/blob/v0.14.0/instrumentation/net/http/otelhttp/example/server/ser...
Elasticsearch Storage
Doc { "took" : 13, "timed_out" : false, "_shards" : { "total" : 1, "successful" : 1, "skipped" : 0, "failed" : 0 }, "hits" : { "total" : { "value" : 81, "relation" : "eq" }, "max_score" : 1.0, "hits" : [ ...
Go Embed Migration
/** * Copyright 2022 Cisco Systems, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licen...
Quick Start
Architecture Demo Composer docker-compose.example.yml Client 会生成 traceID。 通过 HTTP 的 Header 把 traceID 带给 Server。 Client 和 Server 都会把 span 数据上报到 OTEL Collector。 graph LR subgraph "example.yml" D2[Demo Client] -->|OTLP/gRPC| F2[OTEL Collector] ...
Database Metrics Doesn't Exist
Errors Key errors{ "kind": "exporter", "data_type": "logs", "name": "clickhouse", "error": "PrepareContext:code: 81, message: Database metrics doesn't exist", "interval": "14.932404217s" } Source2025-01-08T03:43:01.128Z info internal/retr...
OTEL Collector Installaction
Environment Kubernetes Require: 1.24+ Actual: 1.18.3 Opentelemetry Collector Chart: 0.109.0 Opentelemetry Collector Contrib: 0.113.0 Internal Traffic Policy Error: INSTALLATION FAILED: unable to build kubernetes objects from release manifest: error vali...
Sending Queue Is Full
Error Key error{ "kind": "exporter", "data_type": "logs", "name": "clickhouse", "error": "sending queue is full", "rejected_items": 210 } Source error2025-01-07T06:32:50.218Z error internal/base_exporter.go:130 Exporting failed. Rejecting dat...
Logs Schema
Version 0.113.0 otel_logs CREATE TABLE otel_logs ( `Timestamp` DateTime64(9) CODEC(Delta(8), ZSTD(1)), `TimestampTime` DateTime DEFAULT toDateTime(Timestamp), `TraceId` String CODEC(ZSTD(1)), `SpanId` String CODEC(ZSTD(1)), `TraceFlags` ...