AIX V6.1新特性介绍.ppt

AIX 6.1新功能介绍 IBM 系统与科技事业部 ;议程;Network Centric Computing ;用户评测IBM AIX是最优秀、最有前途的的UNIX操作系统 (Gabriel Consulting Group对全球227个用户的调查);;议程;什么是工作负载分区（Workload Partitions）;为什么用WPAR?; 分区负载管理器(Workload Partitions Manager) 实现对WPAR的单点集中管理控制 采用浏览器界面，易于管理 跨平台管理多个系统的WPARs 支持实时负载分区迁移 支持自动和手动的分区迁移 与IBM System Director工具集成 ;;System WPAR的文件系统 – 在全局环境和WPAR环境下的关系; ;Application WPAR的文件系统 – 在全局环境和WPAR环境下的关系;;;WPAR网络配置;WPAR Performance Tools Example: topas(1);WPAR Performance Tools Example: topas(2);WPAR Performance Tools Example: topas(3);Centralized, single point of administrative control for managing workload partitions. Browser-based GUI for resource management. Basic lifecycle management Create, View, Modify, Start, Stop, etc. Advanced workload partition management Relocation/Mobility Monitoring, Performance System Compatibility Global Load Balancing Recovery;Checkpoint ”Photo snapshot’’ of a running application in a WPAR into a “statefile” on disk Captures the entire state Memory context: resources, process hierarchy, CPU states IPC pipes, semaphores, shared memory segments, File descriptors, … Network TCPUDP stacks, preserves connections No modification on client side Restart Reload statefile to memory and continue running;Workload Partitions Manager;WPAR Manager 1.2的新功能;议程;AIX 6.1安全性功能增强(Security Enhancements);传统的UNIX系统权限管理方法;Ease Enterprise administration complexity Most IT infrastructure management difficult Flexible infrastructure for Role management Create, delete, reassign roles Employee shifts, responsibility changes, organizational changes etc managed with ease AIX OS enabled for RBAC 700+ commands could be managed in RBAC 150+ fine granular controls Open Framework for all software to be managed Centralized policy administration for AIX systems ; Authorizations(授权) Mechanism to grant access to commands or certain functionality. ;RBAC是如何工作的?;RBAC示意图;AIX系统预先定义的角色(System Pre-defined Roles);Need: Protect critical data access Encrypt and protect against intruders