BACKGROUND OF THE INVENTION A conventional virtual-machine monitor (VMM) typically runs on a computer and presents to other software the abstraction of one or more virtual machines. Each virtual machine may function as a self-contained platform, runn…

Amazon CEO and brilliant prick Jeff Bezos seems to have lost his magic touch lately. Investors, employees, and authors are all lashing out against different elements of Bezos' business practices. Don't worry, Jeff: Amazon has just the thing to improv…

转载: 译文:https://blog.csdn.net/zhajio/article/details/80731435 原文:http://cluelogic.com/2013/02/uvm-tutorial-for-candy-lovers-register-access-methods/ UVM的寄存器抽象层(RAL)提供了几种访问寄存器的方法. 这篇文章将解释寄存器访问方法的工作原理. 在Register Abstraction中,我们介绍了RAL的概述并解释了如何定义寄存器. 在这篇文…

原文地址:http://www.codeproject.com/Tips/1023621/SQL-Performance-Improvement-Techniques This article provides various options to improve the performance in database. 1) Re-Write Query: If any query is taking much time to execute then the first step is to…

Summary Spark does not have a good mechanism to select reasonable RDDs to cache their partitions in limited memory.  --> Propose a novel selection algorithm, by which Spark can automatically select the RDDs to cache their partitions in memory accordi…

Ceilometer的数据采集agent会定期对nova/keystone/neutron/cinder等服务调用其API的获取信息,默认是20秒一次, # Polling interval for pipeline file configuration in seconds. # (integer value) #pipeline_polling_interval = 这在大规模部署中会对OpenStack服务节点造成很大压力,增加节点CPU负载. 在Ceilometer的L版本中有一个针对性…

A system and method for providing dynamic device virtualization is herein disclosed. According to one embodiment, the computer-implemented method includes providing a hypervisor and one or more guest virtual machines (VMs). Each guest VM is disposed…

原文地址:http://www.cnblogs.com/jacklu/p/6139347.html 正如前几篇博客所说,使用WDF开发PCIe驱动程序是我本科毕业设计的主要工作.在读研的两年,我也分别为所在课题组移植了自己编写的驱动程序,在Windows 32位和64位平台下的PXI.PXIe.PCI.PCIe板卡分别得到了验证. 这篇文章根据自己最新编写的驱动代码(源代码请找博主索取),主要讲述如何为自己的硬件板卡移植驱动程序,并简单讲述如何使用Altera系列FPGA配置PCI IP核,然后…

​ /* Base address of the Flash sectors */ #define ADDR_FLASH_SECTOR_0 ((uint32_t)0x08000000) /* Base @ of Sector 0, 16 Kbytes */ #define ADDR_FLASH_SECTOR_1 ((uint32_t)0x08004000) /* Base @ of Sector 1, 16 Kbytes */ #define ADDR_FLASH_SECTOR_2 ((uint…

第50章     读写内部FLASH 全套200集视频教程和1000页PDF教程请到秉火论坛下载:www.firebbs.cn 野火视频教程优酷观看网址:http://i.youku.com/firege 本章参考资料:<STM32F4xx 中文参考手册>.<STM32F4xx规格书>.库说明文档<stm32f4xx_dsp_stdperiph_lib_um.chm>. 50.1 STM32的内部FLASH简介 在STM32芯片内部有一个FLASH存储器,它主要用于存储…