operations management book

successfully telnet to the Linux server to check if the upload was successful.With these operations, the batch management of Linux servers becomes very simple and provides the conditions for subsequent automated operations. Can be automated release, automated System information collection, alarm log collection, application log scanning and so on, and then call t

Summary of basic table space management operations in Oracle databases, tables in oracle DB storage hierarchy (I drew a sketch and I will take a look at it... XD) Manage tablespaces -System: required to store data dictionary information. It is the first database to be created. -New and required 10 Gb sysaux, which helps to share system load, system management, o

administration roles (data management roles that each database contains)Dbadmin the ability to complete administrative tasks, such as schema-related tasks, indexes, and statistical information collection. cannot be used to manage users and rolesDbowner all the permissions required to manage the database. Contains (permissions for ReadWrite, Dbadmin, useradmin roles)Useradmin Create and Modify permissions for roles and users in the current database C

the ha.cf fileMcast eth1 225.0.0.129 694 1 0Change 255.0.0.130 to 255.0.0.129Above is the way of multicasting, if you need to modify the following in the broadcast way.Ucast eth1 10.0.10.4Modify the Ucast eth1 10.0.10.4 to Ucast eth1 10.0.10.54. Start the Heartbeat serviceStart the primary node after starting the slave node[[emailprotected] ~]# /etc/init.d/heartbeat startStarting High-Availability services: INFO: Resource is stoppedDone.5. Test Heartbeat ServiceThe primary node stops the heart

your table is very large, copying the table will cause the Memstore on the target region server to be filled up, causing the flush operation and eventually the merge operation to occur, with garbage collection operations, and so on You must consider the performance impact of running a mapreduce task on hbase. For large datasets, the effect of this approach is less than ideal Command syntax:hbase org.apache.hadoop.hbase.mapreduce.CopyTable--ne

infrastructure master roles to 08DC respectively (how to see Active Directory Management and maintenance ---------- Operations host 1 ) 11 Run Dcpromo on 03DC to demote it to a normal member server 650) this.width=650; "title=" qeb$p8e7s8diyy7g ' 5ov5pq.jpg "alt=" wkiom1oth86gmqmoaadujf7cjwm028.jpg "src=" http:/ S3.51cto.com/wyfs02/m02/37/bd/wkiom1oth86gmqmoaadujf7cjwm028.jpg "/> 12 Raising the domain func

infrastructure master roles to 08DC respectively (how to see Active Directory Management and maintenance ---------- Operations host 1 ) 11 Run Dcpromo on 03DC to demote it to a normal member server 650) this.width=650; "title=" qeb$p8e7s8diyy7g ' 5ov5pq.jpg "alt=" wkiom1oth86gmqmoaadujf7cjwm028.jpg "src=" http:/ S3.51cto.com/wyfs02/m02/37/bd/wkiom1oth86gmqmoaadujf7cjwm028.jpg "/> 12 Raising the domain func

Tags: Record using ignore a force PNG shell master dataMySQL 8.0.11 INNODB cluster Operations Management Handbook Three added node author FanglianAssumeInnoDB cluster cluster ran for 1 years, suddenly a node hung out, this time, the log has not binlog.000001, if the online add a from the library, the official given Mysqlbackup based onRecovery method, in the remaining from the library to do the backup, in t

that have been stopped, so you need to stop the service before deleting it."'Service_win32_own_process indicates that the service type is a service with a separate process for the Win32 type Service_error_normal indicates that the error code returned by the service program is the system default error code# # Delete ServiceThe function used by the Delete service is DeleteService, which is primarily passed to the handle of the service, which is returned by the function OpenService. It is also imp

startupDev External devicesETC configuration fileHome User Home DirectoryLIB Library file directoryusr usr directoryvar dynamic file directoryProc Virtual file DirectorySimple query commands for LinuxView Kernel version: Uname-rView Cpu:cat/proc/cpuinfoView Memory: Cat/proc/meminfoView Host Name: hostnameView IP Address: ifconfig or ifconfig EthoShutdown operation: shutdown-h now or PoweroffRestart operation: Shutdown-r now or rebootDelay shutdown or restart operation: Shutdown-r ' The system w

.000023 also records the updates for full and incremental recoveries. After the full and incremental recovery to restore the records of the mysql-bin.000023 update will cause a primary key conflict, you can edit the mysql-bin.000023 resolved to the MySQL data file to delete the conflicting data, if more data? You can also turn off sql_log_bin. Closing Sql_log_bin will not update the Binlog log file, which will result in data loss. So at this time, the best way is to hold the library, prohibit ex

If you are confused about Oracle 10g automatic SGA Management in actual operations of Oracle 10g automatic SGA management, you can use the following articles to learn about its practical application and functions. The following is a detailed introduction of the article.Java code Java code Sample configuration of Automatic Memory Sharing in Oracle 10g automatic S

Compare with Windows to introduce Basic Linux operation methods and file management! (in pure command-line mode, why do you want to emphasize the command line?) Because at the end of the second I explained that almost all operations are done on the command line .　　　　Why do you want to compare it with Windows? because I was learning Linux when the whole brain completely without its concept, has been thinki

File and directory Management in Java A directory is a special mechanism for managing files, and keeping the same files in the same directory can simplify file management and improve productivity. The Java language defines a file class in the Java.io package specifically for managing disk files and directories. Each file class object represents a disk file or directory, and its object properties contain i

office automation, or the realization of digital office, can optimize the existing management organization structure, adjust the management system, on the basis of improving efficiency, increase the coordination of office capacity, strengthen the consistency of decision-making, and finally achieve the purpose of improving decision-making efficiency. Hui New Yun to a one-stop service software development pl

You can use SharePoint Management PowerShell to perform operations on SharePoint. Here we use the Import and Export of site as an example to briefly introduce how to use PowerShell to complete the above operations. We know that we have two options when performing backup and restore operations on the Site. One is to di

Basic Mysql partition management operations: I haven't written a blog for a long time. I have been learning Mysql partition for the past two days. Summary: Mysql supports Horizontal partitioning and does not support Vertical partitioning; Horizontal partitioning: Records of different rows in the same table are allocated to different physical files; Vertical partitioning: Records of different columns in the

Introduction to File system operations and Disk Management experimentsThe file system operation of this section of the experiment is very simple and contains only a few parameters of several commands, but mastering these will also help you in the process of learning about other courses in Linux and the lab building. Because this course is positioned as a primer, as soon as possible, so there is no

Archive NSKeyedArchiver unarchive NSKeyedUnarchiver and file management class NSFileManager (File Operations ), ====================================== File Operations ====================================== I. Archive NSKeyedArchiver 1. The first method is to store data. // Archive // Method 1 // Object -- File NSArray * array = [[NSArray alloc] initWithObjects: @

/var/spool/mail"User templates directory /etc/skel"Manually delete the user, the following files need to be processed/etc/passwd;/etc/shadow; /etc/group;/etc/gshadow;/home/user;/var/spool/mail/user" The default value of Useradd is related to/etc/default/useradd and /etc/login.defsIi. User Management commands#useradd User name (Common)#useradd-u|-g|-g|-c|-d|-s User name#userdel-R User name (delete user, with home directory deleted)#passwd-l|-u User na