目前通过ComputeCapabilitiesFilter 是可以做到cpu 指令集的filter,ComputeCapabilitiesFilter 是通过flavor的extra_spe来传递的. 传递的形式为:capabilities:cpu_info:features=ssse3 实现方式: 1.compute_capabilities_filter.py中首先解析flavor-extra_spec , 得到capabilities:cpu_info:features if scope[…

简介 本文主要介绍MapReduce V2的基本原理, 也是笔者在学习MR的学习笔记整理. 本文首先大概介绍下MRV2的客户端跟服务器交互的两个协议, 然后着重介绍MRV2的核心模块MRAppMaster(简称MRAM), 最后再介绍一些杂项知识点. [广告] 如果你喜欢本博客,请点此查看本博客所有文章:http://www.cnblogs.com/xuanku/p/index.html MR客户端 MR客户端通过两个协议来控制MR任务: ApplicationClientProtocol: 这…

libvirt中 cpu mode可以有以下3种: custom : 该模式下cpu element用来描述guest可见的CPU,该模式也是mode的default模式,它会使得persistent guest不论host CPU是怎样,guest可见的CPU是一样的.有利于migration. host-model : 该模式下,domain初始化时会copy当前host cpu的capabilities到guest 的domain.match attribute 和任何feature el…

一)capability的工具介绍   在我们的试验环境是RHEL6,libcap-2.16软件包中包含了相关的capability设置及查看工作,如下:   rpm -ql libcap-2.16-5.2.el6.i686  /lib/libcap.so.2 /lib/libcap.so.2.16 /lib/security/pam_cap.so /usr/sbin/capsh /usr/sbin/getcap /usr/sbin/getpcaps /usr/sbin/setcap /usr/…

Selenium | WebDriver Capability 内容摘要: 1.WebDriver 通用配置 2.RemoteWebDriver特有配置 3.Grid特有配置 4.在使用特定浏览器时的配置 4.1 Chrome 4.2 Firefox 4.3 IE 4.4 LoggingPerfs 4.5 WebDriver Proxy Config 1.WebDriver Client通用配置 用于webdriver server 选择浏览器的配置: Key Type 描述 browserNa…

转自:https://blog.csdn.net/wangpengqi/article/details/9821231 rpm -ql libcap-2.16-5.2.el6.i686  /lib/libcap.so.2.16 /usr/sbin/capsh /usr/sbin/getpcaps /usr/share/doc/libcap-2.16 /usr/share/doc/libcap-2.16/capability.notes /usr/share/man/man8/setcap.8.g…

iSCSI Network Designs: Part 5 – iSCSI Multipathing, Host Bus Adapters, High Availability and Redundancy 16th May 2008 by Greg Ferro I feel that is important to understand how the adapters will integrate with the switching infrastructure so that I can…

centos linux系统日常管理3  服务管理ntsysv,chkconfig,系统日志rsyslog,last ,lastb ,exec,xargs,dmesg,screen,nohup,curl,ping ,telnet,traceroute ,dig ,nc,nmap,host,nethogs   第十六节课 上半节课 ntsysvchkconfig 下半节课 rsyslog/var/log/messages/var/log/secure/var/log/maillog/var/log…

Application Note Synchronization and MIMO Capability with USRP Devices Ettus Research Introduction Some applications require synchronization across multiple USRP (Universal Software Radio Peripheral) devices. Ettus Research provides several convenien…

FIELD OF THE INVENTION The present invention relates to a memory device and especially to the interfaces of memory cards. More specifically the present invention relates to Multi Media Cards (MMC) or Secure Digital (SD-) cards. There is a trend that…