2.2.1通过Golang+eBPF实现无侵入应用可观测服务实例的 运行情况,进一步提升问题定位能力,通常在已经定位到某个异常节点后使用。 实例 全栈数据源,70+个告警模板开箱即用: 应用级别:Pod/Service/Deployment K8S控制面:apiserver/ETCD/Scheduler 基础设施:节点、网络、存储 云服务界别:Kafka/MySQL/Redis/ 告警 拓扑图排查 根因定位 修复 告警收敛,幸福感UP 指标 面向失败、高可用设计 优化告警 主动发现 智能降噪、去重 系统性解决 系统性解决 关闭 智能告警 全栈数据源,70+个告警模板开箱即用: 应用级别:Pod/Service/Deployment K8S控制面:apiserver/ETCD/Scheduler 基础设施:节点、网络、存储 云服务界别:Kafka/MySQL/Redis/ 告警 拓扑图排查 根因定位 修复 告警收敛,幸福感UP 指标 eBPF是一种在Linux内核运行的沙盒程序,无需修改 任何应用代码,提供无侵入的应用无关、语言无关、 框架无关的应用可观测能力,提供如网络、虚拟内存、 系统调用等Otel无法获取的数据指标。 新版控制台体验升级 • 提供多语言的无侵入的应用CPU热点查看 • 监控网络异常,如TCP Drop、TCP 重传 • 监控应用异常事件,如OOM 黄金三指标 调用链查询与分析 拓扑/上下游 网络大盘0 码力 | 29 页 | 3.83 MB | 1 年前3
Cilium的网络加速秘诀存储结 构存储数据,能通过 map 同用户态程序交互, 最终实现内核数据进行修改,或者影响内核处 理请求的结果,或者改变内核处理请求的流程。 极大提升了内核处理事件的效率。 截止 linux 5.14 版本,eBPF 有32种类型程序。而 cilium 主要使用了如下类型程序: • sched_cls 。cilium在内核 TC 处实现数据包转发、负载均衡、过滤 • xdp 。cilium在内核 XDP0 码力 | 14 页 | 11.97 MB | 1 年前3
Buzzing Across Spaceenjoyed comfort, peace, and leisure. But forbidden to all was the cramped engine room, Its critical systems of metal and fire. eBPF originates from Linux, an operating system that runs on billions of devices stack, To explore the most exotic worlds, and beyond. But it’s tough and discouraging to upgrade systems In the vacuum of space, or on an aquatic moon. Captain Tux needed a fast way to replace items, Adapt the bees, luckily, had tinkered With micro-adjusting laser beams for the craft, And the defense systems were then so accurate That confounded darkness was repelled in a blast! eBPF can be used in conjunction0 码力 | 32 页 | 32.98 MB | 1 年前3
Cilium v1.5 Documentationacross services. An addi�onal challenge is the ability to provide accurate visibility as tradi�onal systems are using IP addresses as primary iden�fica�on vehicle which may have a dras�cally reduced life�me based on service / pod / container iden�ty (in contrast to IP address iden�fica�on in tradi�onal systems) and can filter on applica�on-layer (e.g. HTTP). As a result, Cilium not only makes it simple to Cilium Agent (Daemon): Userspace daemon that interacts with the container run�me and orchestra�on systems such as Kubernetes via Plugins to setup networking and security for containers running on the local0 码力 | 740 页 | 12.52 MB | 1 年前3
Cilium v1.7 Documentationservices. An additional challenge is the ability to provide accurate visibility as traditional systems are using IP addresses as primary identification vehicle which may have a drastically reduced lifetime on service / pod / container identity (in contrast to IP address identification in traditional systems) and can filter on application-layer (e.g. HTTP). As a result, Cilium not only makes it simple to BIRD is an open-source implementation for routing Internet Protocol packets on Unix-like operating systems [https://en.wikipedia.org/wiki/Bird_Internet_routing_daemon]. If you are not familiar with it, you0 码力 | 885 页 | 12.41 MB | 1 年前3
Cilium v1.6 Documentationservices. An additional challenge is the ability to provide accurate visibility as traditional systems are using IP addresses as primary identification vehicle which may have a drastically reduced lifetime on service / pod / container identity (in contrast to IP address identification in traditional systems) and can filter on application-layer (e.g. HTTP). As a result, Cilium not only makes it simple to Cilium Agent (Daemon): Userspace daemon that interacts with the container runtime and orchestration systems such as Kubernetes via Plugins to setup networking and security for containers running on the local0 码力 | 734 页 | 11.45 MB | 1 年前3
Cilium v1.8 Documentationresolved a particular DNS name? Why Cilium & Hubble? BPF is enabling visibility into and control over systems and applications at a granularity and efficiency that was not possible before. It does so in a completely services. An additional challenge is the ability to provide accurate visibility as traditional systems are using IP addresses as primary identification vehicle which may have a drastically reduced lifetime based on service / pod / container identity (in contrast to IP address identification in traditional systems) and can filter on application-layer (e.g. HTTP). As a result, Cilium not only makes it simple to0 码力 | 1124 页 | 21.33 MB | 1 年前3
Cilium v1.10 Documentationa particular DNS name? Why Cilium & Hubble? eBPF is enabling visibility into and control over systems and applications at a granularity and efficiency that was not possible before. It does so in a completely services. An additional challenge is the ability to provide accurate visibility as traditional systems are using IP addresses as primary identification vehicle which may have a drastically reduced lifetime based on service / pod / container identity (in contrast to IP address identification in traditional systems) and can filter on application-layer (e.g. HTTP). As a result, Cilium not only makes it simple to0 码力 | 1307 页 | 19.26 MB | 1 年前3
Cilium v1.9 Documentationa particular DNS name? Why Cilium & Hubble? eBPF is enabling visibility into and control over systems and applications at a granularity and efficiency that was not possible before. It does so in a completely services. An additional challenge is the ability to provide accurate visibility as traditional systems are using IP addresses as primary identification vehicle which may have a drastically reduced lifetime based on service / pod / container identity (in contrast to IP address identification in traditional systems) and can filter on application-layer (e.g. HTTP). As a result, Cilium not only makes it simple to0 码力 | 1263 页 | 18.62 MB | 1 年前3
Cilium v1.11 Documentationa particular DNS name? Why Cilium & Hubble? eBPF is enabling visibility into and control over systems and applications at a granularity and efficiency that was not possible before. It does so in a completely services. An additional challenge is the ability to provide accurate visibility as traditional systems are using IP addresses as primary identification vehicle which may have a drastically reduced lifetime based on service / pod / container identity (in contrast to IP address identification in traditional systems) and can filter on application-layer (e.g. HTTP). As a result, Cilium not only makes it simple to0 码力 | 1373 页 | 19.37 MB | 1 年前3
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