high availability with mysql cluster

... 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

... Backup and MySQL Replication There are two ways to use backup with MySQL replication In previous chapters, you learned about MySQL replication and its many uses for scale-out and high availability ... = ["mysqlbinlog", " start-position=%s" % (image.backup_position.pos), " stop-datetime=%s" % (datetime)] mysqlbinlog_proc = Popen(mysqlbinlog_command + files, stdout=PIPE) mysql_ command = [ "mysql" , ... can protect your MySQL data by making regular backups In the next few chapters, we will examine more advanced MySQL topics, including MySQL Enterprise, cloud computing, and MySQL Cluster Joel glanced...

Ngày tải lên: 28/10/2013, 22:15

... stopping a simple cluster; and discuss the key points of using MySQL Cluster, including high availability, distributed data, and data replication We begin by describing what MySQL Cluster is and ... implementation of MySQL Cluster stored all information in main memory with no persistent storage Later releases of MySQL Cluster permit storage of the data on disk Perhaps the best quality of MySQL Cluster ... the MySQL Cluster involve installing the components of the cluster on different machines on a network Hence, MySQL Cluster is also known as a network database (NDB) When we use the term MySQL Cluster, ”...

Ngày tải lên: 07/11/2013, 19:15

... database high availability and MySQL high availability, see the following white papers: http://www .mysql. com/why -mysql/ white-papers /mysql_ db _high_ availability. php http://www .mysql. com/why -mysql/ white-papers /mysql_ ha_solutions.php ... can expect within a single MySQL cluster MySQL Cluster has several specialized features for creating a highly available system The most significant ones are: 528 | Chapter 15: MySQL Cluster Please ... Figure 15-1 MySQL Cluster Features of MySQL Cluster To satisfy the goals of having the highest achievable performance, high availability, and redundancy, data is replicated inside the cluster among...

Ngày tải lên: 07/11/2013, 20:15

... 457, 463 Query Analyzer, 458 MySQL Enterprise Server, 456 MySQL Forge, 155 MySQL Migration Toolkit, 302 MySQL monitor, 294 MySQL Monitor and Advisor (MONyog) tool, 317 MySQL Proxy data sharding ... promotion, 135–141 MySQL Query Browser, 312–313 MySQL servers benchmark suite, 318–319 communicating performance, 293 GUI tools, 302 MySQL Administrator, 302–312 MySQL Query Browser, 312–313 mysqladmin ... third-party tools, 316–318 MySQL System Tray Monitor, 313 mysql utility, 32 mysql. com outage, 110 mysqladmin utility commands supported, 300 relative option, 301 sleep option, 301 mysqlbinlog utility...

Ngày tải lên: 07/11/2013, 20:15

... http://h71000.www7.hp.com/ Data Center High Availability Clusters Design Guide 1-2 OL-12518-01 Chapter Data Center High Availability Clusters High Availability Clusters Overview • HP TruCluster—Clusters for Tru64 ... glossary of terms Data Center High Availability Clusters Design Guide x OL-12518-01 C H A P T E R Data Center High Availability Clusters High Availability Clusters Overview Clusters define a collection ... the cluster go offline Data Center High Availability Clusters Design Guide OL-12518-01 1-17 Chapter Data Center High Availability Clusters HA Clusters Basics Figure 1-17 Cluster Configuration with...

Ngày tải lên: 10/12/2013, 16:15

... 457, 463 Query Analyzer, 458 MySQL Enterprise Server, 456 MySQL Forge, 155 MySQL Migration Toolkit, 302 MySQL monitor, 294 MySQL Monitor and Advisor (MONyog) tool, 317 MySQL Proxy data sharding ... promotion, 135–141 MySQL Query Browser, 312–313 MySQL servers benchmark suite, 318–319 communicating performance, 293 GUI tools, 302 MySQL Administrator, 302–312 MySQL Query Browser, 312–313 mysqladmin ... third-party tools, 316–318 MySQL System Tray Monitor, 313 mysql utility, 32 mysql. com outage, 110 mysqladmin utility commands supported, 300 relative option, 301 sleep option, 301 mysqlbinlog utility...

Ngày tải lên: 15/12/2013, 04:15

... dựng Web server cluster mang tính sẵn sàng cao với chi phí thấp Tất nhiên có nhiều sản phẩm thương mại khác cung cấp với mục đích Nhưng với doanh nghiệp nhỏ hay tổ chức tương tự High Availability ... gửi gói tới) File /etc/ha.d/haresources Trong file bạn cần định nghĩa tên nút chính, địa IP ảo (cluster IP) tài nguyên dùng để bắt đầu Ở trường hợp Web server Apache Chỉ cần dòng liệu đây: node1.example.com ... mục file hệ thống cục tới mạng khu vực lưu trữ Tất nhiên liệu hai nút không giống chẳng có điểm cluster failover Nếu bạn thiết bị lưu trữ mạng mở rộng (như Fibre Channel chẳng hạn), bạn cài đặt...

Ngày tải lên: 18/01/2014, 16:20

... Starting a MySQL Cluster Testing the Cluster Shutting Down the Cluster Achieving High Availability System Recovery Node Recovery Replication Achieving High Performance Considerations for High Performance ... 517 520 522 523 15 MySQL Cluster 525 What Is MySQL Cluster? Terminology and Components How Does MySQL Cluster Differ from MySQL? Typical Configuration ... [mysqld] user pid-file socket port basedir datadir tmpdir log-bin log-bin-index server-id = = = = = = = = = = mysql /var/run/mysqld/mysqld.pid /var/run/mysqld/mysqld.sock 3306 /usr /var/lib/mysql...

Ngày tải lên: 26/01/2014, 15:20

... FLUSH TABLES WITH READ LOCK and then to create an archive of the database files This is usually much faster, but FLUSH TABLES WITH READ LOCK is not safe for use with InnoDB! FLUSH TABLES WITH READ ... can be an advantage if the database is big, as restoring data with mysqldump can be slow Use mysqldump after performing FLUSH TABLES WITH READ LOCK (as we did earlier) Use a snapshot solution such ... server to imbue with the role To 28 | Chapter 2: MySQL Replication Fundamentals Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark aid derived classes with some common...

Ngày tải lên: 26/01/2014, 15:20

... mysqld1-bin.[0-9]* mysqld1-bin.000007 mysqld1-bin.000011 mysqld1-bin.000008 mysqld1-bin.000035 mysqld1-bin.000009 mysqld1-bin.000037 mysqld1-bin.000010 mysqld1-bin.000038 mysqld1-bin.000039 mysqld1-bin.1000000 ... binary log [mysqld] user = pid-file = socket = port = basedir = datadir = tmpdir = log-bin = log-bin-index = server-id = log-slave-updates mysql /var/run/mysqld/mysqld.pid /var/run/mysqld/mysqld.sock ... start with hash marks (#) in Example 3-16 Example 3-16 Interpreting the comments in mysqlbinlog output $ sudo mysqlbinlog \ > force-if-open \ > base64-output=never \ > /var/lib /mysql1 /mysqld1-bin.000038...

Ngày tải lên: 26/01/2014, 15:20

... Chapter 4: MySQL Cluster Troubleshooting 115 Chapter 5: High Availability with MySQL Replication 139 Chapter 6: High Availability with MySQL and Shared Storage 175 Chapter 7: High Availability with ... partitioning and arbitration, debugging MySQL Clusters, and network redundancy with MySQL Cluster Chapter 5, High Availability with MySQL Replication covers replication of MySQL databases It contains recipes ... slave without synchronizing data, and migrating data with a simple SQL dump Chapter 6, High Availability with MySQL and Shared Storage highlights the techniques to achieve high availability with...

Ngày tải lên: 24/04/2014, 15:16

... Chapter 4: MySQL Cluster Troubleshooting 115 Chapter 5: High Availability with MySQL Replication 139 Chapter 6: High Availability with MySQL and Shared Storage 175 Chapter 7: High Availability with ... partitioning and arbitration, debugging MySQL Clusters, and network redundancy with MySQL Cluster Chapter 5, High Availability with MySQL Replication covers replication of MySQL databases It contains recipes ... slave without synchronizing data, and migrating data with a simple SQL dump Chapter 6, High Availability with MySQL and Shared Storage highlights the techniques to achieve high availability with...

Ngày tải lên: 27/06/2014, 06:20