IO hang是指在系统运行过程中，因某些IO耗时过长而引起的系统不稳定甚至宕机。为了准确检测出IO hang，Alibaba Cloud Linux 2和Alibaba Cloud Linux 3扩展核心数据结构，增加了在较小的系统开销下，快速定位并检测IO hang的功能。本文主要...
f role-rolebinding.yaml-n test Expected output:role.rbac.authorization.k8s.io/agent created role.rbac.authorization.k8s.io/artifactgc created role.rbac.authorization.k8s.io/executor created role.rbac.authorization.k8s.io/...
Microservices Engine(MSE)Ingress is an API object that provides Layer-7 load balancing to manage external access to services in a Kubernetes cluster....by-header-value:"v1"name:demo-canary-v1 spec:ingressClassName:mse rules:...
Microservices Engine(MSE)Ingress is an API object that provides Layer-7 load balancing to manage external access to services in a Kubernetes cluster....by-header-value:"v1"name:demo-canary-v1 spec:ingressClassName:mse rules:...
Microservices Engine(MSE)Ingress is an API object that provides Layer-7 load balancing to manage external access to services in a Kubernetes cluster....by-header-value:"v1"name:demo-canary-v1 spec:ingressClassName:mse rules:...
Microservices Engine(MSE)Ingress is an API object that provides Layer-7 load balancing to manage external access to services in a Kubernetes cluster....by-header-value:"v1"name:demo-canary-v1 spec:ingressClassName:mse rules:...
apiVersion:v1 kind:Service metadata:name:nginx namespace:default annotations:openyurt.io/topologyKeys:openyurt.io/nodepool service.openyurt.io/nodepool-labelselector:key1=val1 service.beta.kubernetes.io/alibaba-cloud-...
io_uring is a high-performance asynchronous I/O interface in the Linux kernel.This topic describes the causes of-ENOMEM errors during its creation and provides solutions.Causes and solutions Insufficient system memory ...
In a Kubernetes cluster,the APIG Ingress is an API object that provides Layer 7 load balancing to ...by-header:"apig"nginx.ingress.kubernetes.io/canary-by-header-value:"v1"name:demo-canary-v1 spec:ingressClassName:apig rules:...
apiVersion:v1 kind:Service metadata:name:nginx namespace:default annotations:openyurt.io/topologyKeys:openyurt.io/nodepool service.openyurt.io/nodepool-labelselector:key1=val1 service.beta.kubernetes.io/alibaba-cloud-...
In a Kubernetes cluster,the APIG Ingress is an API object that provides Layer 7 load balancing to ...by-header:"apig"nginx.ingress.kubernetes.io/canary-by-header-value:"v1"name:demo-canary-v1 spec:ingressClassName:apig rules:...
本文介绍了 io_uring 的 percpu sqthread 使用方法及常见故障码的处理。背景介绍 io_uring 是Linux内核中的一种高性能异步I/O接口，通过一对共享内存缓冲区（ring buffer）实现应用程序与内核之间的高效通信，从而提升性能和效率。sqpoll ...
更名时间 2025年04月27日 更名介绍 RDS PostgreSQL产品内的存储功能IO加速和IO突发将更名：原名称 新名称 IO加速 Buffer Pool Extension（BPE）IO突发 IO性能突发 影响说明 业务影响：仅功能更名，不改变功能逻辑，对业务无影响。...
PolarDB 新增DDL异步IO功能。数据库大表中建立索引的DDL操作通常非常耗时，您可以通过DDL异步IO功能，缩短建立索引的DDL操作时间。前提条件 PolarDB 集群版本需满足如下条件之一：PolarDB MySQL版 8.0.2版本且修订版本为8.0.2.2.6及以上。...
kubectl apply-f role-rolebinding.yaml-n test 预期输出：role.rbac.authorization.k8s.io/agent created role.rbac.authorization.k8s.io/artifactgc created role.rbac.authorization.k8s.io/executor created role.rbac.authorization....
本文对DDL IO性能优化进行了整体介绍。PolarDB 是计算与存储分离的技术架构，计算节点通过高性能RDMA访问分布式存储，但分布式存储的访问延迟依然明显高于本地盘的访问延迟。在大表DDL场景中，DDL操作会触发大量的IO操作，因此分布式存储的...
nvme.ko and nvme_core.ko.The full name of the io_timeout parameter may be nvme.io_timeout or nvme_core.io_timeout.Solutions Temporarily configure the io_timeout parameter You can perform the following steps to set the io_...
为提升产品功能命名的准确性与国际通用性，阿里云将于2025年04月27日对RDS MySQL IO加速、IO突发与写优化功能进行标准化命名调整。本次调整仅涉及功能更名，不改变功能逻辑，您无需进行任何业务适配操作。说明 欢迎您加入RDS存储能力交流...
16000 GB IO带宽：350 MB/s IOPS：50000 IO带宽：600 MB/s IOPS：66000 IO带宽：250 MB/s IOPS：16000 16000 GB=存储空间 64000 GB IO带宽：350 MB/s IOPS：50000 IO带宽：700 MB/s IOPS：72400 IO带宽：350 MB/s IOPS：22400 注意事项 ...
展开查看完整YAML示例 1.19及之后版本集群 apiVersion:networking.k8s.io/v1 kind:Ingress metadata:name:cafe-ingress annotations:alb.ingress.kubernetes.io/healthcheck-enabled:"true"alb.ingress.kubernetes.io/healthcheck-path:"/...
在 ACK Serverless集群 中，ALB Ingress对集群服务（Service）中外部可访问的API...alb.ingress.kubernetes.io/healthcheck-enabled:"true"alb.ingress.kubernetes.io/healthcheck-path:"/"alb.ingress.kubernetes.io/healthcheck-protocol:...
prometheus.io/path:/metrics prometheus.io/port:'9080' prometheus.io/scrape:'true' 步骤二：启用合并Istio与应用的监控指标功能 ASM在网格级别默认禁用此功能，您可以全局设置该配置项，或者通过在Pod上添加注释 prometheus.istio.io/...
prometheus.io/path:/metrics prometheus.io/port:'9080' prometheus.io/scrape:'true' 步骤二：启用合并Istio与应用的监控指标功能 ASM在网格级别默认禁用此功能，您可以全局设置该配置项，或者通过在Pod上添加注释 prometheus.istio.io/...
POST,and PUT.nginx.ingress.kubernetes.io/cors-allow-headers Ingress Compatible Specifies the allowed request headers for CORS.nginx.ingress.kubernetes.io/cors-expose-headers Ingress Compatible Specifies the allowed ...
POST,and PUT.nginx.ingress.kubernetes.io/cors-allow-headers Ingress Compatible Specifies the allowed request headers for CORS.nginx.ingress.kubernetes.io/cors-expose-headers Ingress Compatible Specifies the allowed ...
the system changes the host value in the request header to the specified value.Redirect Annotation Scope Support status Description nginx.ingress.kubernetes.io/ssl-redirect Ingress Compatible Specifies whether to redirect ...
已创建AlbConfig。基于域名转发请求 通过创建一个简单的Ingress，根据指定的正常...alb.ingress.kubernetes.io/healthcheck-enabled:"true"alb.ingress.kubernetes.io/healthcheck-path:"/"alb.ingress.kubernetes.io/healthcheck-protocol:...
mse.ingress.kubernetes.io/destination:|60%foo.default.svc.cluster.local:8080 40%bar.default.svc.cluster.local:9090 服务Subset 注解 作用域 支持度 说明 mse.ingress.kubernetes.io/service-subset Ingress MSE拓展 要求网关版本1.2...
POST,and PUT.nginx.ingress.kubernetes.io/cors-allow-headers Ingress Compatible Specifies the allowed request headers for CORS.nginx.ingress.kubernetes.io/cors-expose-headers Ingress Compatible Specifies the allowed ...
mse.ingress.kubernetes.io/destination:|60%foo.default.svc.cluster.local:8080 40%bar.default.svc.cluster.local:9090 服务Subset 注解 作用域 支持度 说明 mse.ingress.kubernetes.io/service-subset Ingress MSE拓展 要求网关版本1.2...