Create non clustered index in MySQL (4 replies)
Hello, I am moving my database from MS SQL server to MySQL. I want to create only NONCLUSTERED primary key and indexes in one of my tables. It's a small table and I don't want the keys to be...
View ArticleQuery locks (3 replies)
Hi all, I have just installed MySQL Cluster in 16 nodes. At each node I have one data node and one mysqld. When I execute queries from one mysqld everything works fine. The problem is when I execute...
View ArticleStorage node corrupting after restart (1 reply)
I have a 2 node cluster that after I moved one table to disk storage cd /I cannot restart a data node without copying the data from the other node. If I restart ndb, it will restart completely, then...
View Articlemysql cluster slow select performance (5 replies)
Hi, I am newbie to the MySQL cluster. So if you find anything silly then please take it in your stride. I have just installed a mysql cluster system(7.1.9).But now I get some problems about the select...
View Articleinstall cluster manager 1.1 (3 replies)
Hi, after install of cluster manager 1.1 (RH5 x86_64). starting up the agent will end up with following error: 2011-01-02 21:47:23: (message) mysql-proxy 0.8.1 started 2011-01-02 21:47:23: (warning)...
View Articlelockexecutethread to cpu recommendation (no replies)
Hello, I have a mysql 7.1.4b cluster with 2 data nodes and 4 mysql access nodes. All nodes are on single cpu dual-core servers. The data node servers have a xover between them on eth1 for the cluster....
View ArticleMysql Cluster (1 reply)
Hi everybody Can anybody suggest me about.... I have configured the mysqlcluster with heartbeat and load balancer . But the data is stored in Memory i.e RAM . Mine ram is not large enough to store...
View Articlendb disk space requirements for a cluster (3 replies)
Hi, My ndb_1_fs keeps growing to unexpected size. I have two nodes in my cluster. I have recently rebuilt one node and re-synchronized data. On the newly rebuilt server, the ndb file system is 10-fold...
View Articlehow to protect binary logs? (no replies)
While the cluster db creating binary logs, usually how to save those binary logs, like having hard disk mirroring, copy binary logs to somewhere else, or any other ways? Thank you.
View Articlesingle update - is it atomic? (1 reply)
Hi! I am sure someone already asked it, but I could not find definitive clues... I am runnig an update from php to mysql. I add or substract a given 'price' from a column called 'balance'. Value is...
View Articlearbitration for 2-node cluster (1 reply)
Hi all, For a 2 node cluster, each node running the api, ndb and the management, what should be the arbitration setting to allow the cluster to operate if either of the servers go down / get...
View Articlegeographic replication (1 reply)
HI, who knows the case study of geographic replication about cluster? Thanks~~~~
View ArticleRemote connection failed for mysql (no replies)
We have two environment - Production and Testing, they both are running 5.1.44-ndb-7.1.4b-cluster-gpl under RHEl 5.4. Both environment's mysql server running smoothly in the past few months. However...
View ArticleCan't create table 'clusterdb.firstsimple' (errno: 157) (6 replies)
I set up a MySQL Cluster with 2 nodes on the same machine by referring MySQL White Paper. C:\my_cluster>start /B c:\mysqlc\bin\ndb_mgmd -f conf\config.ini --initial --configdir=c:\my_cluster\conf...
View Articleis it possible to restore/recover db to a specific time? (2 replies)
Having full cluster db backup and binary logs, is it possible to restore/recover db to a specific time and how? Thanks a lot.
View ArticleLoadbalancing MySQL Cluster (1 reply)
Hi all, Im currently trying to cluster a MySQL Database to two MySQL Cluster Data Nodes. The MySQL DB is attached to a Wordpress web page which is been hosted on my own Web Server. The problem i have...
View ArticleMySQL Cluster DataNode and architecture? (1 reply)
Is there a paper out there explaining the arhitecture of how MySQL Cluster with those new clusterable tables work???? I hear the data is partitioned so that my data is spread across nodes now so that...
View Articlehow to set multiple processor/cores for one mysql server (1 reply)
I have serveral machines for mysql cluster. one machine has 8 cpu(AMD) 32cores for 9 mysqld servers. I want to set one processor set of 3 cores for each mysql server. how can I configure each mysql...
View ArticleDatanode computer failure (3 replies)
I have spent a lot of time searching and can't find this. If I have missed it, please forgive me. Assume I have a cluster with at least 2 datanodes (my actual one has four but I don't think it...
View ArticleInvalid configuration of FragmentLogFileSize? (3 replies)
Hi I followed the tutorial to set up a 4 node cluster and it works fine with the default configuration. After I changed the config.ini with big FragmentLogFileSize ( FragmentLogFileSize=64M, and I...
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