Linux-Tracing-System.md

Linux Tracing System

整体架构图，灰色为动态跟踪

![Alt text](https://g.gravizo.com/svg? digraph G { kprobes[style=filled]; uprobes[style=filled]; kprobes -> {ebpf;ftrace;SystemTap;LTTng} uprobes -> {ebpf;ftrace;SystemTap;LTTng}; usdt -> ebpf; "kernel-tracepoint" -> {ebpf;ftrace;perf_events;SystemTap;LTTng}; "dtrace-probes" -> {ebpf;SystemTap}
"lttng-ust" -> {LTTng} -> {"LTTng-front"} ebpf -> {BCC} perf_events -> {"perf-trace", "perf-tools"} ftrace -> {"perf-trace", "trace-cmd"; kernelshark; catapult} SystemTap -> {"SystemTap-front"} } )

数据源 DataSource

	内核	用户空间
动态	kprobe	uprobe
静态	kernel tracepoint	usdt dtrace probes LTTng userspace Tracing

提取数据的方式 Ways to extrace data

• perf
• ftrace
• LTTng
• ebpf
• SystemTap
• Sysdig

前端界面 Frontends

• perf

• ftrace

• trace-cmd

• catapult

• kernelshark

• trace compass

• bcc

• sysdig

• LTTng

• SystemTap

• Linux Tracing Technologies

• https://support.typora.io/Draw-Diagrams-With-Markdown/