high availability with mysql cluster

... value as follows: [root@node1 mysql-cluster]# ln -s /mnt/disk1 /var/lib/mysql-cluster/ndb_ _fs/logs [root@node1 mysql-cluster]# ln -s /mnt/disk2 /var/lib/mysql-cluster/ndb_ _fs/data 108 Chapter ... ~]# yum install gcc Now, download the MySQL Cluster devel package as follows: [root@node1 ~]# wget http://dev.mysql.com/get/Downloads/MySQLCluster-7.0/MySQL-Cluster-gpl-devel-7.0.6-0.rhel5.x86_64.rpm/from/ ... teaming with MySQL Cluster Introduction In this chapter, we will discuss some of the troubleshooting aspects of MySQL Cluster The first recipe Single storage node failure explains how MySQL Clusters

Ngày tải lên: 07/08/2014, 11:22

... selected tables within a database Trang 12High Availability with MySQL Replication140 Designing a replication setup There are many ways to architect a MySQL Replication setup, with the number ... NIC teaming with MySQL Cluster In this recipe, we will briefly discuss the specific requirements that a MySQL Cluster will bring to your network and show an example configuration with additional ... Trang 4MySQL Cluster TroubleshootingThe public network may also require one or two switches, depending on how the application connects to the cluster However, it is critical for truly high availability

Ngày tải lên: 07/08/2014, 11:22

... node1:/mnt/mysql-snap /var/lib/ mysql/ root@node1's password: receiving file list done mysql-snap/ mysql-snap/ib_logfile0 mysql-snap/ib_logfile1 High Availability with MySQL Replication 156 mysql-snap/ibdata1 ... storage MySQL  Configuring MySQL on shared storage with Conga  Fencing for high availability  Configuring MySQL with GFS Introduction In this chapter, we will look at high- availability ... correctly on the new data, and start the MySQL slave server: [root@node2 mysql]# chown -R mysql:mysql /var/lib/mysql [root@node2 mysql]# service mysql start Starting MySQL. [ OK ] Now carry out the CHANGE

Ngày tải lên: 07/08/2014, 11:22

... [root@node1 ~]# mkfs.gfs2 -t mysqlcluster:mysql_data_ext3 -j 2 /dev/ clustervg/mysql_data_gfs2 Now log in to luci, select Cluster from the top bar, select your cluster name (mysqlcluster, in our example) ... lib]# clustat Cluster Status for mysqlcluster @ Sun Oct 18 19:37:33 2009 Service Name Owner (Last) State - - - - service:mysql node2.xxx.com startedFencing for high availability ... mkdir –p /var/lib/mysql [root@node1 ~]# mount /dev/clustervg/mysql_data_ext3 /var/lib/mysql [root@node1 ~]# yum install mysql-server Now, start the service (which will run the mysql_install_db

Ngày tải lên: 07/08/2014, 11:22

... with significantly higher values): ndb-batch-size=131072 Tuning queries within a MySQL Cluster In this recipe, we will explore some techniques to maximize the performance you get when using MySQL ... configuration, which is done with the following command (this assumes that /var/lib/mysql is a GFS filesystem, as seen in the examples in Chapter 6, High Availability with MySQL and Shared Storage): ... Tuning MySQL Cluster storage nodes In this recipe, we will cover some simple techniques to get the most performance out of storage nodes in a MySQL Cluster This recipe assumes that your cluster

Ngày tải lên: 07/08/2014, 11:22

... Trang 3MySQL High Availability i MySQL High Availability This is the training guide for the MySQL High Availability training course This training guide was developed using the MySQL 6.2 Cluster ... directory to the newly mysql directory just created that will be easier to work with: ln -s mysql-cluster-gpl-6.2.##-* mysql replacing the mysql-cluster-gpl-6.2.##- * with the exact file directory ... called mysql which will be easier to work with when dealing with the MySQL server 9 With MySQL installed (accessed though the mysql directory just created), it is time to prepare for running MySQL

Ngày tải lên: 25/11/2016, 19:08

... /etc/my.cnf [mysqld] log-bin=mysql-bin server-id=123 binlog_format=mixed shell> /etc/init.d/mysql start mysql> GRANT REPLICATION SLAVE ON *.* TO mysql> QUIT; shell> mysqldump -uroot ... shell> mysql –uroot –p mysql> CHANGE MASTER TO MASTER_LOG_FILE= -> 'mysql-bin.000006', MASTER_LOG_POS=250; [Get this position from the dumpfile] mysql> CHANGE MASTER TO mysql> ... (replacing the IP with the inet address obtained in step 1.4) [NDB_MGMD] hostname=192.168.2.1 datadir=/var/lib/mysql-cluster [NDBD DEFAULT] NoOfReplicas=2 datadir=/var/lib/mysql-cluster ble licen

Ngày tải lên: 25/11/2016, 19:09

... single cluster with pooled resources and inherently higher availability : Figure Resource Aggregation in VMware Clusters Automating High Availability (HA) Services with VMware HA VMware clusters ... the cluster, the virtual machines that are currently associated with the host are also removed from the cluster Removing Hosts with Virtual Machines from a Cluster If you remove a host from a cluster, ... VMware cluster hosts, see the VMware Infrastructure white paper titled "Resource Management with VMware DRS." Selecting High Availability Options (HA) If you have enabled HA, the New Cluster

Ngày tải lên: 27/10/2019, 23:21

... Heartbeat và High-availability Service Management trong Red Hat Cluster Suite. Các yêu cầu khi cấu hình một hệ thống High Availability Cluster:Mặc dù có nhiều sự khác nhau giữa các mô hình High Availability ... về đề tài “Triển khai hệ thống High Availability Cluster trên hệ điều hành Ubuntu 10.04”, nhiệm vụ và cấu trúc của đề tài.KHÁI QUÁT VỀ CLUSTERKhái niệm về ClusterCluster là tập hợp các máy tính ... hợp này là mysql-bin.000283 và 106) Kiểm tra trên Data2 mysql> slave stop; mysql> change master to>master_log_file=’ mysql-bin.000283’,>master_log_pos=’106’; mysql> slave start; mysql> show

Ngày tải lên: 17/05/2022, 04:55

... x 4507 with SupIV (IOS–12.1(20)EW) – 1 x 6500 with Sup1A (CatOS–8.3(1) ) – 1 x 6500 with Sup2/MSFC2 (IOS–12.1(13)E10) – 32 x 3550 (IOS–12.1(19)EA1) Each access switch was configured with 3 ... exist within the standard distribution block design: • VLANs configured with Layer 2 loops • VLANs configured in a loop-free topology Figure 5 Standard Distribution Building Block with and without ... compared GLBP with HSRP as the redundant default gateway protocol The second case compared the recovery of the Rapid PVST+ distribution block design with a Spanning Tree loop and with no loop

Ngày tải lên: 18/10/2013, 18:15

... Policies for High Availability Introduction to Operational Policies for High Availability Service Level Management for High Availability Planning Capacity to Promote High Availability ... 1-3 1-3 Determining Your High Availability Requirements Why It Is Important to Determine High Availability Requirements Analysis Framework for Determining High Availability Requirements ... xviii Part I Getting Started Overview of High Availability Introduction to High Availability What is Availability? Importance of Availability Causes of

Ngày tải lên: 10/12/2013, 13:15

... Center High Availability Clusters High Availability Clusters Overview • HP TruCluster—Clusters for Tru64 UNIX (aka Digital UNIX) Tru64 Unix runs on HP Alpha servers This is an OS-level clustering ... for Layer 2 Extension with EoMPLS.” Describes the lab and test setups Trang 11C H A P T E R 1Data Center High Availability Clusters High Availability Clusters Overview Clusters define a collection ... as a geocluster. Client Public network Private network (heartbeats, status,control) node2node1 Virtualaddress Trang 12Chapter 1 Data Center High Availability Clusters High Availability Clusters

Ngày tải lên: 10/12/2013, 16:15

... memory when you install Cluster Services Cluster Management Agent (CMA) This module interacts with the Clustering snap-ins to allow ConsoleOne to manage Novell Cluster Services Cluster Volume Broker ... part of the cluster The clustering software connects the servers into the cluster Using this software, you can have as many as 32 servers in a cluster (NetWare includes a two-node clustering license.) ... node fails, the cluster automatically migrates the pool to another node The clustering software reactivates the pool and remounts the cluster- enabled logical volumes within that pool Cluster Volumes...

Ngày tải lên: 09/12/2013, 17:15

... with Oracle RAC-related issues This page intentionally left blank Oracle Database 11g Release High Availability Maximize Your Availability with Grid Infrastructure, Oracle Real Application Clusters, ... “Maximum” possible availability for your investment So perhaps the best way to think of High Availability is that it is synonymous with Maximum Availability, where Maximum Availability means ... Oracle-Regular / Oracle Database 11g Release High Availability / Jesse et al / 208-0 x    Oracle Database 11g Release High Availability part iI Oracle Real Application Clusters (Oracle RAC) Oracle RAC Setup/Configuration ...

Ngày tải lên: 31/05/2014, 01:09

... 3307, "/var/run/mysqld/mysqld1.sock"); = array("localhost", 3308, "/var/run/mysqld/mysqld2.sock"); = array("localhost", 3309, "/var/run/mysqld/mysqld3.sock"); 176 | Chapter 5: MySQL Replication ... http://forge .mysql. com/wiki /MySQL_ Proxy The MySQL Proxy wiki page on MySQL Forge contains a lot of information about the proxy, including a lot of references and examples http://forge .mysql. com/wiki /MySQL_ Proxy_RW_Splitting ... sec) Conclusion High availability is a nontrivial concept to implement in practice In this chapter, we presented a look into high availability and how you can achieve it with MySQL In the next...

Ngày tải lên: 17/10/2013, 22:15

... now-well-thumbed copy of MySQL High Availability and his notes and headed to the computer room “I hope I set the TiVo,” he muttered, knowing this was going to be a late night 194 | Chapter 5: MySQL Replication ... database The thread is responsible for coordinating with other MySQL threads to ensure changes not interfere with the other activities going on in the MySQL server From the perspective of the master, ... the relay chain is fetched, the code synchronizes the master with its slave all the way down the chain This is done with the sync _with_ master function, which was introduced in Example 5-15 Consistency...

Ngày tải lên: 20/10/2013, 17:15

... these processes are consuming with respect to the rest of the system For example, a high value on this parameter may indicate there is at least one process with too high of a priority Perhaps the ... of all of the mysqld programs, issue the command: ps -A | grep mysqld This will send the list of all processes to the grep command, which will in turn only show those rows with “mysqld” in them ... http://www.sun.com/software/products/sunmanagementcenter/index.xml MySQL Enterprise Monitor http://www .mysql. com/products/enterprise/monitor.html We will discuss the MySQL Enterprise Monitor and automated monitoring...

Ngày tải lên: 20/10/2013, 17:15

... • MySQL Administrator 1.2 • MySQL Query Browser 1.2 • MySQL Migration Toolkit 1.1 We will discuss the MySQL Administrator and MySQL Query Browser in more detail in the following sections The MySQL ... about the mysqladmin tool, see the section titled “mysqladmin—Client for Administering a MySQL Server” in the online MySQL Ref erence Manual Figure 8-1 shows the sample output of a system with no ... a MySQL client (e.g., SHOW STATUS) and utilities you can run from a command line (e.g., mysqladmin) The MySQL client tool is sometimes called the MySQL monitor, but should not be confused with...

Ngày tải lên: 24/10/2013, 15:15

... the key cache and the MyISAM storage engine, see the online MySQL Reference Manual MySQL, Replication, and High Availability There is a higher probability of corruption of MyISAM data than InnoDB ... monitor on a MySQL server We’ve discussed the basic SQL commands available for monitoring the server, the mysqladmin command-line utility, the benchmark suite, and the MySQL Administrator and MySQL ... data directory to its own disk, and you can further improve performance of the disk with RAID or other high availability storage options 344 | Chapter 9: Storage Engine Monitoring Please purchase...

Ngày tải lên: 24/10/2013, 15:15

... problems involving the MySQL Cluster follows the same procedures presented in this chapter If you are having problems with MySQL Cluster, see Chapter 15 for troubleshooting cluster failures and ... Monitoring with MySQL Administrator | 381 Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark Figure 10-1 The MySQL Administrator running on the master Figure 10-2 The MySQL ... master and the I/O and SQL threads are executing without error Replication Monitoring with MySQL Administrator You have seen how you can use the MySQL Administrator to monitor network traffic and...

Ngày tải lên: 28/10/2013, 22:15