percona db

Use of monitoring tools in percona-toolkit series 1. pt-deadlock-logger Function introduction: Extract and record mysql deadlock Information Usage: Pt-deadlock-logger [OPTION...] SOURCE_DSN Collect and save the latest deadlock information on mysql. You can directly print the deadlock information and store the deadlock information to the database, the deadlock information includes the server where the deadlock occurred, the time when the deadlock occur

Percona-toolkit tutorial tools 1. pt-archiver Function introduction: Archive the records of tables in the mysql database to another table or file Usage: Pt-archiver [OPTION...] -- source DSN -- where WHERE This tool only archives old data and does not significantly affect OLTP query of online data. You can insert the data into other tables on another server or write it into a file, it is convenient to use the load data infile command to import data. Y

PremiseIt should be determined that a single table space is used, otherwise single table backup and recovery is not supported. In the configuration file inside the mysqld section Plusinnodb_file_per_table = 1Environment Description:Main Library: 192.168.0.1From library 1:192.168.0.2From library 2:192.168.0.3Backup utility: Percona xtrabackup version 2.4.8 based on MySQL server 5.7.13 Linux (x86_64) (revision id:97330f7)To create a Chenfeng library on

MySQL Server Version:Server version: 5.7.10-log MySQL Community Server (GPL)Percona xtrabackup Version:Innobackupex version 2.4.2 Linux (x86_64) (revision id:8e86a84)Description[Master]: Represents a statement executed on the master library [slave]: Represents a statement executed on the slave library--Perform a master library full-ready[Master]innobackupex--parallel=4/data/backup/full--no-timestamp--Attach the log to the backup [Master]innobackupex--

#!/bin/bashcd/root/softtarzxvfcmake-2.8.5.tar.gzcdcmake-2.8.5 ./bootstrapmakemakeinstallyum install-ylibaio-develncurses-develgroupaddmysqluseradd-gmysql Mysql-s/sbin/nologinmkdir-p/data/mysqlpchownmysql.mysql/data/mysqlp cd/root/softtarzxvfPercona-Server-5.5.32-rel31.0.tar.gzcd percona-server-5.5.32-rel31.0/usr/local/bin/cmake.-dcmake_install_prefix=/usr/local/mysql_p- Dwith_innobase_storage_engine=1-denabled_local_infile=1-dextra_charsets=all-ddefau

Database operation functions in the CI framework $ this-> db-> where () usage summary, this-db- This example summarizes the usage of database operation functions $ this-> db-> where () in the CI framework. We will share this with you for your reference. The details are as follows: CI framework database operation function this->

http://blog.chinaunix.net/uid-16844903-id-4054635.html website Link: http://www.percona.com/doc/ Percona-monitoring-plugins/1.0/cacti/galera-templates.html Galera Writeset Traffic Galera Writeset Count Galera Writeset Size Galera Replication Queues Galera parallelization efficency Galera Writing Conflicts Galera Cluster Size Galera Flow Control Galera Writeset TrafficThis diagram shows: Wsrep Replicat

Percona-toolkit-System Tools 1. pt-diskstats Function introduction: Is an interactive monitoring tool for GUN/LINUX. Usage: Pt-diskstats [OPTION...] [FILES] Print disk io statistics for GUN/LINUX, which is a bit like iostat, but this tool is interactive and more detailed than iostat. Data collected from remote machines can be analyzed. Example: Example 1: view the status of all disks on the local machine: Pt-diskstats Example 2: only view the status o

Tags: tin-o tar usr backup SCP copy default RedoKING02 Install only MySQL 5.6 software no need to build library please refer to "MySQL 5.6 source code compilation installation Record"KING02 Install Xtrabackup, please refer to "MYSQL 5.6 Backup transcript-Percona xtrabackup"[Email protected] ~]# mkdir-p/usr/local/mysql/backup[Email protected] ~]# chown-r mysql/usr/local/mysql/backup[Email protected] ~]# scp/etc/my.cnf [email protected]:/etc[Email prote

Tags: record delete table Inno style rest Time Date Description poiuse third-party tools to back up MySQL-----perconaFirst, pre-preparation work:1, install the dependency package: Yum-y Install PERL-DIGEST-MD5 Perl-dbd-mysqlRPM-IVH libev-4.15-1.el6.rf.x86_64.rpm2. Installation Main package: percona-xtrabackup-24-2.4.7-1.el7.x86_64.rpm3. Contains two components:/usr/bin/xtrabackup: Supports InnoDB and XTRADB (incremental backup)/usr/bin/innobackupex: S

# Restore a database from a dump. sql fileMysql-h mdbec-db1-u Wpadmin-pwpadminpass wpdb # Percona XtraDB Cluster Start commands/etc/init.d/mysql bootstrap-pxcservice MySQL bootstrap----wsrep-cluster-address=" gcomm://"# Start a PXC node with the specified donorService MySQL start--wsrep_sst_donor=nodec# Reset PasswordSudo/etc/Init.d/MySQL Stopsudo mysqld_safe--Skip-grant-tables Mysql-u rootmysql> UpdateMysql.User SetPassword=Password ("New-Password "

Tags: style blog http color io ar for SP divhttps://tools.percona.com/Follow the prompts on the site to set up a total of 7 steps.# Generated by Percona Configuration Wizard (http://tools.percona.com/) version rel5-20120208# Configuration Name server-dev-binary-1009Generated for#**********@163. com at the-Ten- the Geneva: +:Ten[mysql]# CLIENT #port=3306Socket=/usr/local/mysql/data/mysql.sock[mysqld]# General #user=Mysqldefault-storage-engine =Innodbso

Tags: Pat ring partial TMP Import Table Percona Backup call PrepareXtrabackup can also implement partial backups, that is, to back up only one or some of the specified databases or some or some of the tables in a database. However, to use this feature, you must enable the innodb_file_per_table option, which is to save each table as a separate file. It also does not support the--stream option, which means that data is not supported to be piped to other

Tags: png recover title cut ROS Development ext Cat TarThis article describes a simple SQL script that implements the ability to shrink all non-system db file sizes across Microsoft SQL Server instances. As a program that deals with SQL every day, apes often encounter db files that are too large to fill the space: For the development tester, if the DB data is n

1. tpcc test results Click to view the chart 2. Test Environment 3. Key configuration options of InnoDB Note:1. ring replication: it refers to the creation of ring replication on three nodes, each of which is master/slave. During the test, we also tried to simulate master downtime, and slave switched the master randomly to verify the data reliability in GTID mode. In the test mode, the data reliability was indeed guaranteed.2. bp8_facts: Set innodb_buffer_pool_instances = 8 and metadata_locks_

-pointers make install Echo "/usr/local/lib">/etc/ld. so. conf. d/usr_local_lib.conf/Sbin/ldconfig Part 3: Compile and install PerconaCC = icc \CXX = icpc \LD = mongod \AR = xiar \CFLAGS = "-O3-unroll2-ip-mp-restrict-fno-tions-fno-rtti-no-prec-p-fno-implicit-templates-static-intel-static- libgcc-xSSE2-axSSE2 ″\CXXFLAGS = "$ {CFLAGS }"\CPPFLAGS = "-I/usr/alibaba/icc/include "\LDFLAGS = "-L/usr/alibaba/icc/lib-lrt "\./Configure-prefix =/usr/alibaba/install/pe