Connection done from wrong host ip (no replies)
Hi, I am new to mysql to mysql cluster. I have installed 2 mgmt nodes/2 db nodes/1 mysql server node on ubuntu 12.04 64 bit server. Based on the docs available on the net, I have gone ahead and...
View ArticleFailure of ndb_restore (no replies)
So this is really fun... We've been using ndbcluster fine for years and we had a catastrophic event at the data center that ultimately caused power failure to everything. Long story short is we...
View ArticleMySQL DRBD cluster (no replies)
Hi everyone, I built a cluster following this guide: http://www.mysql.com/why-mysql/white-papers/mysql-high-availability-drbd-configuration-deployment-guide/ The environment is: Ubuntu server 14.04...
View ArticleIndex Search over 26 times slower than full table scan (no replies)
I have a table with 83376 rows which stores events/gigs. When I try to query gigs with `gig_date` >= curdate() the query takes about 14 seconds when using the index on the `gig_date` column, but...
View Articlewhat can i count colums of ndbcluster? (no replies)
I set MaxNoOfAttributes=10000 in config.ini. Currently in mysql cluster, columns of ndbcluster engine exist 7642. select count(*) from information_schema.columns c, information_schema.tables t where...
View ArticleMySQL Cluster - LOCAL INFILE setting (no replies)
Hi there, I'm currently running a MySQL Cluster (mysql-5.6.17 ndb-7.3.5) in the following configuration: VM 1 - MySQL Management Node (mysql-5.6.17 ndb-7.3.5), MySQL Proxy VM 2 - MySQL/Data Node 1...
View ArticleCluster doesn't work with more than 1 node.. (no replies)
I'm trying to start a new cluster with 2 single nodes.. ndb_mgmd server starts normally, ndbd connections from 2 nodes starts normally too, but when I try to start mysqld engine I can't.. Looking into...
View Articlecompatibility with SQL:2011 ? (no replies)
Hi, I am writing to get information about the compliance of mysql cluster to the new version of sql (SQL:2011 or ISO/IEC 9075:2011). thanks in advance A. Cembalo
View ArticleNDB Restore (1 reply)
Hi, When trying to restore I get the following. C:\Users\Jarrod>"E:\OWLS\MySQL Cluster 7.3.4\bin\ndb_restore.exe" -c 192.168.1.1 40:1186 -n 2 -b 4 -m -r...
View ArticleCluster Single Node Failure (no replies)
I deploy a mysql cluster7.3.5 on windows(1 management node, 2 data nodes, 2 sql nodes) on 2 machines: Management Nde: Machine A Data node A: Machine A Sql Node A: Machine A Data node B: Machine B Sql...
View ArticleHarnessing the Power of Master/Slave Clusters to Operate Data-Driven...
Webinar, Thursday July 10th Register at https://www1.gotomeeting.com/register/656075192 Users seeking high availability, DR and zero downtime maintenance operation for business-critical MySQL...
View ArticleSQL Node(API node) is not getting connected to MGMT node (1 reply)
Hi all, I have downloaded and installed MySQL Cluster for the following configuration. 2xDB node, 1xmgmt node,1xSQL node. Separate servers were used for the above configuration. Both the data nodes...
View Article'Cluster Failure' from NDB. Could not acquire global schema lock (no replies)
Hi all, I'm new to MySQL Cluster and started evaluating MySQL Cluster Solution. I'm using 2 datanodes, 1 SQL Node and 1 API nodes for MySQL Cluster setup. Data Node and SQL configuration:...
View ArticleFailed to get a session to MySQL cluster (no replies)
I setup a 3 node mysql cluster env (one management node and two data nodes). But I got following error when trying to connect to the cluster with ClusterJ Caused by...
View ArticleHow to add a new SQL node (no replies)
Hi, I have a cluster with four nodes: 1x MGN 1x SQL 2x Data nodes Now I would like to turn my MGN also in a backup SQL node. Therefor I copied the my.cnf from the existing SQL node, increased the...
View ArticleFailed to persist object through ClusterJPA (no replies)
I tried to persist a simple object into Cluser thourgh ClusterJPA using following snippet: EntityManagerFactory entityManagerFactory = Persistence.createEntityManagerFactory("mydb"); EntityManager em...
View ArticleHow to build clusterJPA from source? (no replies)
Hi, All, Does anyone know how to build clusterJPA from mysql-cluster-jpl-7.3.5 sources? thanks
View ArticleMysql Cluster Monitor with Nagios (no replies)
Team, Please let us know how can we monitor MySQL Cluster 7.3 with Nagios. Thanks Ashok
View ArticleSeveral questions to ClusterJPA and ClusterJ (no replies)
Hi,All, I'm thinking about using MySQL cluster in my project. I did some evulation on the ClusterJPA shipped with MySQL cluster 7.3.5. But I have following questions: 1. I've several java classes to...
View ArticleError while storing data on cluster. (no replies)
Hi, We have two node cluster. Following is the confing.ini set [ndbd default] BackupDataDir=/backup/mysql BackupMaxWriteSize=1M BackupDataBufferSize=16M BackupLogBufferSize=16M BackupMemory=32M...
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