通过Golang + eBPF实现无侵入应用可观测 张海彬 阿里云 应用可观测技术专家 目 录 eBPF简介 01 eBPF在云原生场景下的应用 02 微服务可观测的挑战 03 Golang + eBPF实现数据采集 04 构建完整的应用可观测系统 05 eBPF简介 第一部分 eBPF简介 01. eBPF简介 eBPF = extended Berkeley Packet eBPF程序加载和校验 eBPF事件驱动 Kprobe/Kretprobe Uprobe/Uretprobe XDP Tracepoint Perf 01. eBPF事件驱动 eBPF在云原生场景下的应用 第二部分 网络加速 01.网络加速 From:https://istio.io/latest/zh/blog/2022/merbridge/ eBPF 的可编程能力使其能够 coredns… 系统调用异常：网络请 求，内存申请，文件操 作，CGroup… 内核异常：进程调度， 内存管理，文件管理， 夯机宕机，资源异 常… 应用组件异常：线程池满，数据库连接无法获取， OOM，文件读取错误… 无法自顶向下端到端 串联导致棘手问题频 发。 Kubernetes下的可观测 Golang + eBPF实现数据采 集 第四部分 eBPF在可观测领域的优势

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [h�ps://redis.io/topics/protocol] , Cassandra Protocol [h�ps://github.com/apache/cassandra/blob/tru level user documenta�on can fill in some of these knowledge gaps. Here are examples for Redis Commands [h�ps://redis.io/commands] and Cassandra CQL Commands [h�ps://docs.datastax.com/en/cql/3.1/cql/cql_ mo�va�ng example? For example, the �dwall/recon library [h�ps://github.com/�dwall/redcon] parses Redis in Go, and Vitess [h�ps://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors [h�ps://github

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [https://redis.io/topics/protocol] , Cassandra Protocol [https://github.com/apache/cassandra/blob/ higher-level user documentation can fill in some of these knowledge gaps. Here are examples for Redis Commands [https://redis.io/commands] and Cassandra CQL Commands [https://docs.datastax.com/en/cql/3.1/cql/cq motivating example? For example, the tidwall/recon library [https://github.com/tidwall/redcon] parses Redis in Go, and Vitess [https://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors [https://github

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [https://redis.io/topics/protocol] , Cassandra Protocol [https://github.com/apache/cassandra/blob/ higher-level user documentation can fill in some of these knowledge gaps. Here are examples for Redis Commands [https://redis.io/commands] and Cassandra CQL Commands [https://docs.datastax.com/en/cql/3.1/cql/cq motivating example? For example, the tidwall/recon library [https://github.com/tidwall/redcon] parses Redis in Go, and Vitess [https://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors [https://github

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [https://redis.io/topics/protocol] , Cassandra Protocol [https://github.com/apache/cassandra/blob/ higher-level user documentation can fill in some of these knowledge gaps. Here are examples for Redis Commands [https://redis.io/commands] and Cassandra CQL Commands [https://docs.datastax.com/en/archived/cql/3 motivating example? For example, the tidwall/recon library [https://github.com/tidwall/redcon] parses Redis in Go, and Vitess [https://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [https://redis.io/topics/protocol] , Cassandra Protocol [https://github.com/apache/cassandra/blob/ higher-level user documentation can fill in some of these knowledge gaps. Here are examples for Redis Commands [https://redis.io/commands] and Cassandra CQL Commands [https://docs.datastax.com/en/archived/cql/3 motivating example? For example, the tidwall/recon library [https://github.com/tidwall/redcon] parses Redis in Go, and Vitess [https://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [https://redis.io/topics/protocol] , Cassandra Protocol [https://github.com/apache/cassandra/blob/ higher-level user documentation can fill in some of these knowledge gaps. Here are examples for Redis Commands [https://redis.io/commands] and Cassandra CQL Commands [https://docs.datastax.com/en/archived/cql/3 motivating example? For example, the tidwall/recon library [https://github.com/tidwall/redcon] parses Redis in Go, and Vitess [https://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors

obvious just from regular use of the protocol. For example, here are example specs for Redis Protocol [https://redis.io/topics/protocol] , Cassandra Protocol [https://github.com/apache/cassandra/blob/ higher-level user documentation can fill in some of these knowledge gaps. Here are examples for Redis Commands [https://redis.io/commands] and Cassandra CQL Commands [https://docs.datastax.com/en/archived/cql/3 motivating example? For example, the tidwall/recon library [https://github.com/tidwall/redcon] parses Redis in Go, and Vitess [https://github.com/vitessio/vitess] parses MySQL in Go. Wireshark dissectors [https://github