SQL Node failover (1 reply)
I've got a clustered configured with (1) management node, (2) SQL nodes, and (2) Data nodes. My web application creates connections to my SQL nodes and transactions are working w/o any problems. If I...
View ArticleNDB API Datatypes (2 replies)
I am using the new-style API (e.g.NdbRecords, not the old/simple api) and I am having difficulty determining what my structures should be for various NDB datatypes. Through lots of Googling and...
View ArticleERROR 1296 (HY000): Got error 708 'No more attribute metadata records...
[NDBD DEFAULT] NoOfReplicas=3 LockPagesInMainMemory=1 DataMemory=10G IndexMemory=4G MaxNoOfConcurrentOperations=256K MaxNoOfConcurrentTransactions=256K MaxNoOfTables=1024 MaxNoOfAttributes=4G...
View ArticleGot error 1601 'Out extents, tablespace full' from NDB (1 reply)
I am trying to do some tests on MySQL Cluster. I am creating my database using following commands: CREATE DATABASE test1; use test1; CREATE LOGFILE GROUP lg1 ADD UNDOFILE 'undofile.dat' ENGINE = NDB;...
View Articlelog4php, failed connecting to database (mysql-cluster database) (1 reply)
Hi, all, Recently, I had an error when using log4php in my mysql-cluster database, the error is like: PHP Warning: log4php: [LoggerAppenderPDO:default]: Failed connecting to database. Closing...
View ArticleMysql Cluster 7.3 GA (1 reply)
Team, We have configured Mysql Cluster 7.3 GA with 3 servers. 1. Management Server 1. Data Node 1. SQL Node If we create DB then we can see in datanode that DB but when give create any users on sql...
View ArticleStored routines and events on ndbcluster (1 reply)
Hi, I want to add some stored routines and events on a ndbcluster database. Should I add them on all nodes or is enough to add them on a single node? Thank you.
View Article/etc/init.d/mysql problem connecting to ndb_mgmd (1 reply)
Fedora Core 19 MySQL-Cluster-server-gpl-7.3.2-1.el6.x86_64.rpm Hello. I have strange mysql cluster problem. In my test environment I have : IP 1 mgmd IP 2 ndbd + mysql IP 3 ndbd + mysql I've installed...
View Articlendbmtd threads (1 reply)
Hi, in our ndb log I don't find the tc and send thread id. how can I get this info from/into the log ? ThreadConfig: input: main,ldm,ldm,ldm,ldm,recv,rep LockExecuteThreadToCPU: => parsed:...
View ArticleRebooting arbitrator management node causes alternate management node to fail...
cluster version 7.3 4 x RedHat Linux 5.8 x86_64 servers 32 GB system memory each 4 quad-core processors each server1: 1 x ndb data node 8 x mysql nodes server2: 1 x ndb data node 8 x mysql nodes...
View ArticleNeed urgently help (no replies)
Hello, i need urgently held. We have a Clustedb with 2 manager, 2 SQL Nodes and 3 Datanodes. I last time Datanode after the other crashes. I restart the node manually. but i don't found the reason....
View ArticleMove on NDB Cluster (1 reply)
How to move on MySQL ndbcluster and basics, we need to move our current Server on the ndbCluster for the load balancing and off-site backup Expert opinion required , kindly help Regards, JBH SYED
View ArticleTabel with more than 1 acces (1 reply)
Hello, one more problem. we have some tables on which more than one application will select or write in this table. Sometimes we get following Error: "Beim Warten auf eine Sperre wurde die zul�ssige...
View ArticleNDB memory usage (2 replies)
Hello! I have a question about NDB memory usage and how to control it. First, here is my configuration: cluster version 7.3 4 x RedHat Linux 5.8 x86_64 servers 32 GB system memory each 4 quad-core...
View ArticleMySQL cluster, failed data node automatically restarted with --initial (no...
We have a MySQL cluster with two data nodes, and yesterday the datanode one failed for about 20 minutes, and after it was back on-line, it was restarted like nbdb --initial, so, all the data files...
View ArticleLB used with Mysql Cluster 7GA (1 reply)
Team, I have configured mysql cluster 7GA with 1 master node and two data and mysql node. Please let us know how can we use hardware LB with Cluster. Please help me Thanks Ashok
View ArticleCluster Failure (no replies)
Hello we have a big problem. Our Cluster kill one node after the other and we donn't know why: following is in the log files: error: Time: Sunday 10 November 2013 - 01:00:54 Status: Temporary error,...
View ArticleInternal program error (failed ndbrequire) (no replies)
Hi ! We have running MySQL Cluster (ndb-7.3.2) with follow configuration: # cat /var/lib/mysql-cluster/config.ini [NDBD DEFAULT] NoOfReplicas=2 LockPagesInMainMemory=1 DataMemory=12000M...
View ArticleWaiting for ndbcluster global schema lock (no replies)
MysqlCluster7.1.15 50 users concurrent access, view show processlist, show“Waiting for ndbcluster global schema lock”，This problem causes the execution time is very long。 What solutions do？ Thank you!
View ArticleUnable to start data nodes! (no replies)
Hi all, I have been trying to setup MySQL cluster on three nodes. One Management Node (10.1.254.32), One SQL Node (10.1.254.32), and two data nodes (10.11.11.114 and 10.11.11.90). Following is my...
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