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哇哦,光阴似箭!欢迎回到性能调优培训的最后一期.今天我会详细讲下SQL Server里的数据库维护,尤其是索引维护操作,还有如何进行数据库维护. 索引维护 作为一个DBA,数据库维护是你工作中非常重要的一部分,让数据库获得最佳性能.一个SQL Server数据库就像一辆车:它需要经常的检查来保证运行没有问题,副作用,且拥有最大可能的性能.SQL Server数据库最重要的部分是它的索引及其对应的统计信息对象.SQL Server运行一段时间后会有索引碎片,统计信息必须更新,这样的话查询优化器才可…
概述 Microsoft System Center Operations Manager 2007 sp1(SCOM)是微软推出的专业系统监控软件,可以监控部署在网络中的服务器.应用系统和客户端,提供图形化视图,使管理员可以监控目标计算机存在的故障和产生的警告. 参考文章:http://www.scom2k7.com/scom-2012-maintenance-mode-scheduler/ PowerShell脚本设置SCOM Maintenance Mode(维护模式) 1.设置维护模式…
OpenNebula 4.4.1 maintenance release,官方建议当前的生产环境使用3.x or 4.x的其它版本; php调用curl工具伪造ip Upgrading from OpenNebula4.4 just upgrading the database version procedure following: 1, VMs in a transient state (prolog, migr, epil, save). VMs get to a final state…
coredump时的信息: (gdb) maintenance info program-spaces *** Error in `gdb': free(): invalid pointer: 0x0000000003c6bcf0 *** ======= Backtrace: ========= /lib64/libc.so.6(+0x7d1fd)[0x7fc875c0d1fd] gdb(find_pc_section+0x99)[0x605089] gdb(lookup_minimal_sym…
一条龙作完,如何设置EXCHANGE的操作员邮件通知.. ~~~~ http://808techblog.com/2009/07/setup-sql-server-2008-maintena.html For most of the SQL installs that I maintain, nightly SQL dumps to disk and then copy to tape is my preferred backup method. I use a simple maintenan…
The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later. 在批量处理数据时,经常遇到这个问题是怎么回事呀?…
Maintenance and support are the key factors for the smooth functioning of ERP solutions. ERP maintenance and support solutions provided by Exforsys are not only efficient but also affordable. Our company’s ERP consultants provide you the best solutio…
题目要求: Download the text file here. The goal of this problem is to implement the "Median Maintenance" algorithm (covered in the Week 5 lecture on heap applications). The text file contains a list of the integers from 1 to 10000 in unsorted order;…
Doc ID 428681.1 Applies to: Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.1.0 [Release 10.2 to 11.2]Information in this document applies to any platform. Goal The goal of this note is to provide steps to add, remove, replace or mo…
更多内容参考: http://docs.oracle.com/cd/E51111_01/current/acrobat/122ebsmt.zip Preparing for Patching For patches that have manual steps, the patch readme file instructs you to use Oracle Patch Application Assistant (PAA) to create customized instructions…
更多内容参考: http://docs.oracle.com/cd/E51111_01/current/acrobat/122ebsmt.zip Oracle Patch Application Assistant For patches that have manual steps, the patch readme file instructs you to use Oracle Patch Application Assistant (PAA) by running the admsi.p…
package, && req.Alarm == pb.AlarmType_NONE {         ar, err := m.AlarmList(ctx)         if err != nil {             return nil, toErr(ctx, err)         }         ret := AlarmResponse{}         for _, am := range ar.Alarms {             dresp, der…
今天网站突然不能访问了,这里做一下记录提示: The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later. Additionally, a 503 Service Unavailable error was encountered while trying to use an ErrorDocume…
How To Do Master Record Mass Maintenance Which master records mass maintenance can be done? What do you mean by mass maintenance? Mass maintainance in MM- 1. Mass Maintainance means to change a master data or transactional data in mass 2. SAP has pro…
2017-11-01 09:49:44.35 spid166 SQL Server has encountered 1 occurrence(s) of cachestore flush for the 'Object Plans' cachestore (part of plan cache) due to some database maintenance or reconfigure operations. 2017-11-01 09:49:47.85 spid166 SQL Server…
SAP一句话入门:Plant Maintenance http://blog.vsharing.com/MilesForce/A618273.html PM就是Plant Maintenance(本文中的PM都是这个意思,不要和Project Manager搞混了),大大小小的文档上都把它翻译成工厂维护,意译过来应该是设备维护.单单讲PM内容较少,现在比较流行EAM(Enterprise Asset Management).要说EAM的话就得把SAP里的PS.AM一起说了.IBM有套EAM系统M…
自学Zabbix5.1 zabbix maintenance维护周期 1. 概述 你可以定义维护周期在主机或主机组里.这里有2种维护状态: 依旧收集数据   继续对目标的监控数据的收集 暂停收集数据   停止对目标的监控数据的收集 当不想收到维护中的服务器的报警时候,需要在action中设置条件"Maintenance status = not in “maintenance". 当action的条件中有多个Host时,只要其中有一个host是不在维护状态的,就会发送这个报警. 对于M…
The care and maintenance of your adviser Ever since the advent of graduate school, students have complained about their advisers. It is almost an article of faith. The adviser is never available or is too available; gives too much feedback or not eno…
note Are you unable to view your system or updated system information? Apply the latest version of the following SAP Notes on the SAP Solution Manager: 2002546 2186164 2002546 - CP: Direct upload of landscape data to the customer profile 2287046 - Ho…
Maintenance Primitives Operator经常需要在包含Mesos集群的机器上执行维护任务. 大多数Mesos升级可以在不影响运行的任务的情况下完成,但是有些情况下维护可能会影响正在运行的任务.例如: l  硬件维修 l  内核升级 l  Agent更新(比如调整agent的attributes或resources) 框架要知道任何干扰群集运行的操作,以满足服务级别协议或确保为其最终用户提供不间断的服务. 因此,为了协调框架和operator的要求,框架必须意识到计划的维护事…
You will need to identify how you want your maintenance plan to be setup. In this example the maintenance plan will be setup with full backups, differentials, and transactions logs. Check SQL Server Agent Service Verify the SQL Server Agent service i…
开启centos7出现下面两句话,然后直接输出root密码,就可以登录,但是登录后,发现一些文字显示出来的是乱码 try again to boot into default maintenancegive root  password for maintenance 解决方法:            先登录到root用户下                               输入 fsck -y /usr                                     fsck…
最近试用了下 Sql Server 2008 的    Maintenance Plans( 维护计划 ),感觉很不错很不错.一贯的延续了微软的风格,图形化界面操作,保准你掌握了这个,就能成为半个DBA了,哈哈,吹牛了,就是想说这个蛮不错的,特别是比这 Sql Server 2000 和 Sql Server 2005 来说,用户体验又好了一些. 废话不多说了,下面就开始详细介绍 Maintenance Plans( 维护计划 ) : 官方对维护计划,即  Maintenance Plans 的…
1123 - Trail Maintenance PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Tigers in the Sunderbans wish to travel freely among the N fields (numbered from 1 to N), even though they are separated by trees. The tigers wish to…
新建“计划(Maintenance Plan)”时,记得执行计划需把SQL的“代理服务(SQL Server Agent)”也开启 出现对话框:“SQL Server 阻止了对组件 'Agent XPs' 的 过程 'dbo.sp_set_sqlagent_properties' 的访问,因为此组件已作为此服务器安全配置的一部分而被关闭.SQL Server 阻止了对组件 'Agent XPs' 的 过程 'dbo.sp_set_sqlagent_properties' 的访问,因为此组件已作为…
电脑的虚拟机安装的是centos6.2操作系统,今天打开虚拟机时候,提示 give root password for maintenance (or type control-D to continue): 错误,无法进入Linux操作系统.按照以下方式补救,但是此方式并不一定百试百灵.流程如下: 重启后应该会在这个界面停住: give root password for maintenance (or type control-D to continue): 这时候输入服务器root用户的密…
E. Data Center Maintenance time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output BigData Inc. is a corporation that has n data centers indexed from 1 to n that are located all over the world. The…
同事收到告警磁盘空间不足,说删除归档无法直接在rman中进行操作,让帮看下,具体处理方法如下: 一.错误信息 在rman执行命令 crosscheck archivelog all; delete noprompt archivelog all completed before 'sysdate-30'; 报错信息如下 RMAN: =========================================================== RMAN: =============== E…
Name Disambiguation in AMiner: Clustering, Maintenance, and Human in the Loop paper:http://keg.cs.tsinghua.edu.cn/jietang/publications/kdd18_yutao-AMiner-Name-Disambiguation.pdf code:https://github.com/neozhangthe1/disambiguation/   本文通过结合全局和局部信息提出了一…
1. Oracle有三个已定义好的automated maintenance tasks. Automatic Optimizer Statistics Collection—用于收集各种数据库对象的统计信息.这里又有三种模式: ‘ALL’ – Statistics are collected for all objects in the system ‘ORACLE’ – Statistics are collected for all Oracle owned objects ‘AUTO’…