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Llvm+clang Add LTO (Link time optimization) Support binutils LTO requires that the current system binutils can use the Gold linker or LD.BFD to support LTO, binutils version >= 2.21.511.0.2 via plugin. Ld-plugin can be used to check whether the current system supports plugin.RHEL/CENTOS6 system comes with Binutils does not support plugin. $ ld-v GNU ld version
1. Back up database Concept: it refers to backing up all data files and control files of the database, and also backing up parameter files and password files. Note: When backing up a database, do not back up redo logs. 1.1 Consistent backup Concept: Database Consistency backup refers to the method for backing up all data files and control files after the database is disabled. When the SHUTDOWN command is u
1. System Backup Based on the degree of preparation of the backup system, it can be divided into three categories: Cold backup, warm backup and hot backup. 1.1 The cold backup system is not installed or configured to the same or s
Tags: sqlAccident background:suddenly the database is corrupted for no apparent reason, and differential or transaction log backups 3 point will be automatically done, then how to 2 Point to 2 Point + data recovery between the ? this needs to be restored by backing up the tail log. Environment Description:A company has installed aSQL Serverdatabase, in order to ensure that the database can be repaired in the event of a failure, the administrator has done ba
1. backing up a databaseConcept: A backup of all data files and control files for a database, as well as the backup of parameter files and password filesNote: Do not back up the redo log when you back up the database.1.1Consistent backupConcept: Database Consistent backup refers to the method of shutting down all data files and control files for a database
"Operating System Error 5 (Access denied)" is displayed during SQL SERVER database backup ). The backup database is being terminated abnormally ." Wrong solution: database backup. backup "Operating System Error 5 (Access denied) occurs when the SQL SERVER database is backed up ). The
to establish an open tape drive product standard; the other is to continuously improve the reliability of the tape drive products; third, to enhance the scalability of the product to adapt to the real demand for data surges; four is to reduce backup time and improve product performance. Currently, LTO technology has two storage formats, namely, high-speed open tape format Ultrium and fast access to open T
Xtrabackup backup of large databases (full backup and Incremental Backup) Xtrabackup Xtrabackup is a free Database Hot Backup Software open source by percona. It can back up InnoDB databases and XtraDB storage engine databases in non-blocking ways (Table locks are also required for MyISAM
Percona xtrabackup backup MySQL (full backup and incremental backup)Xtrabackup IntroductionPercona Xtrabackup is an open source, free MySQL database hot backup software that can back up non-blocking databases for InnoDB and XTRADB storage engines (for MyISAMBackup also requires a table lock). Xtrabackup supports all Pe
Tags: index create UPS ONS path reference repo support OfoXtrabackup IntroductionPercona Xtrabackup is open source free MySQL database hot backup software, it can be InnoDB and XTRADB storage Engine database non-blocking backup (for MyISAM backup also need to add a table lock). Xtrabackup supports all Percona servers, MySQL, mariadb, and drizzle.Xtrabackup Advant
Cold backup: Cold backup is completed in archive mode. Close Database Back up all data files, initialization parameter files, control files, redo logs, and archived redo logs.Parameter file: Show parameter spfile;Control File: Select * from V $ controlfile;Redo log file: Select * from V $ logfile;Archive log files: Select sequence #, first_time v $ loghist; Hot Bac
Standard RMAN backup process (CASE) (Database Backup) and rman Database Backup Created By BaO new I. Summary RMAN _ learning the clinical RMAN backup Standard Process (case study) RMAN is a recovery and backup tool provided by Oracle. It is a tool software installed with th
1. Current mainstream backup technologies Data backup: That is, the data is backed up, the data to be stored is copied directly, or the data is converted to an image and saved on the computer. Such as Ghost and other backup software, CD burning and Mobile Disk Storage. This model is easy to understand and can be divided into two types: file-by-file and image. One
Differential backup: Back up data based on full backup. Because the tar command cannot implement differential backup, this article explains how to use the dump and restore commands. Of course, the dump and restore commands can also implement full backup and Incremental backup
MySQL Tutorial database tutorial full backup and incremental backup strategy for backup recovery Backup strategy One: Copy database files directly (not recommended)Backup strategy Two: Use Mysqlhotcopy backup Database (full
Mysql backup: full backup and incremental backup bitsCN.com Mysql backup: full backup and incremental backup Full Backup: In the "external" directory, enter the mysqldirectory bindire
Partitioning and backup of SQL Server data backup files, SQL Server Data Backup When backing up a complete database, we may sometimes encounter an extreme situation where only 5 GB of space is left for the three drive letters C, D, and E on the server. But what if we need 12 GB of space to completely back up the business database? Is File Group
The way data is backed up with full backups, differential backups, and incremental backups, what is the difference between these three ways of backing up, and how do you choose them in a specific application? This article gives an introduction to these questions.I. Brief introduction of Backup mode1. Full backupBacks up all selected folders, and does not rely on the archive properties of the files to determine which files to back up. During the
Small Drupal database backup, MySQL backup policy sharing for large sites, and drupal Database Backup Simple backup policy for small and medium sites For small and medium-sized websites based on drupal, we can use the backup_migrate module, which provides the regular backup
Scripting Features:System environment: SUSE Linux Server 11.3 X641. Delete compressed files (. bak.tar.gz) 3 days ago2. Back up the database (uncompressed file. bak)3. Compress yesterday database backup file (. bak.tar.gz), delete yesterday database backup uncompressed file (. bak)#!/bin/bashExport path= $PATH:/usr/local/pgsql/binDate= ' Date +%y_%m_%d_%h 'Yesday= ' date-d "Yesterday" +%y_%m_%d_%h 'Twodago=
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