achieving cluster benchmarks (no replies)
I will like to know what exactly are the advantages of using MySQL cluster. http://www.mysql.com/why-mysql/benchmarks/mysql-cluster/ I have read the benchmarks mentioned above. But in my test...
View ArticleWarning : 1478 :Converted FIXED field to DYNAMIC to enable on-line ADD COLUMN...
Hi, I have a table having 85 columns (int, small int,tiny int, char, varchar type fields) with ndbcluster storage engine; I am executing following command by mysql client for adding a new column to...
View ArticleData nodes crashed.. again. (3 replies)
On a production server, I started getting the following errors from console ERROR 1296 (HY000): Got error 157 'Unknown error code' from NDBCLUSTER So I connected to management server and executed the...
View ArticleMysql cluster 7.2.6 vs.Centos 6.2 (no replies)
Hi, it seems even a minimal install of Centos 6.2 now requires mysql-libs as a dependency for postfix and cronie. When I try to install the mysql cluster rpms from mysql.com I get a collision between...
View Articledocumented upgrade process? (no replies)
Hello, I currently have isntalled version 7.2.5 of the cluster and want to upgrade to 7.2.6. what I cam unable to find is documentation on how to go about doing this. I know there is doc about mysql...
View Articlemysql cluster datamemory and indexmemory (no replies)
Hello, We have four node mysql cluster. We are have imported the data which is innodb we are trying to chnage it's engine to ndbcluster so that it will get replicated to another node. we are getting...
View Articleconverse flag (no replies)
Converse's unique invention has given us a range that includes Converse Flags Shoes for different sports like Basketball. It also includes a huge variety of running and casual shoes from the Converse...
View ArticleUpgrade data node (no replies)
I am the beginer of mysql cluster, i just take over a mysql cluster upgration job.In my envrionment, we have 4 data nodes with 2 group and 2 management nodes. right now, i need to upgrade our data...
View ArticleNdbApi setValue does not support decimal type? (2 replies)
Hi all, I set the a colummn type as 'decimal(18,4)' in a table structure. When I use Ndb Api NdbOperation::setValue(const char* anAttrName, double aPar) to insert a value(for example: 3.14 or any...
View ArticleProblem Instalasion Mysql Cluster On Window (no replies)
I have a problem with the installation of mysql cluster in the window. stages of my tutorial is tailored to take at...
View ArticleError 1296 :Got error 4350 'Transaction already aborted' on INSERT ... ON...
Hi everybody, we have developed a C multithread application that works in real-time with high volumes of data of about 1.000 calls/second: every thread has its own mysql db connection with NDB engine....
View ArticleStep of change config.ini on Management Server (5 replies)
Hi all Some problem on change config.ini on Management Server. If I change DataMemory & IndexMemory value then restart all cluster service. Then all NDB node be high CPU usage and service down...
View ArticleNDB Engine not available (no replies)
Hi everybody, I set up a MySQL Cluster on Ubuntu 10.04 (64bit) and management and nodes are running. My big problem is, that I am not able to use the ndb engine. Here the output:...
View ArticleHow to create ENGINE(ie: NDBCLUSTER) in MySQL (1 reply)
Hi All, I have install the NDB Cluster in my XP machine. When I was trying to create table using the following command create table simples (id int not null primary key) ENGINE=NDBCLUSTER; //or ndb I...
View Articleerror 1114: table is full (2 replies)
My data nodes memory usage look like this: Node 1: Data usage is 94%(754290 32K pages of total 800000) Node 1: Index usage is 94%(603542 8K pages of total 640128) Node 2: Data usage is 94%(754172 32K...
View ArticleProblem setting up mysql cluster on CentOS (3 replies)
Hello, I am trying to setup my first MySQL cluster. I am using version 7.26 My management node seems to have started properly, but I see the following error message in the ndb_1_cluster.log :...
View Article7.1.3 to 7.2.6 upgrade - Asynchronous replication : Events not written to...
After a cluster upgrade from 7.1.3 to 7.2.6 on a dual cluster setup with circular asynchronous replication, we found that DML statements processed by SQL nodes are not written anymore to the binlog...
View Articleproblem with starting datanode in CentOS (no replies)
Hi, I want to run mysql cluster on 4 machine,1 manage node,2 data node and 1 sql node. I run management node with: # ndb_mgmd -f /var/lib/mysql-cluster/config.ini When i use ndbd --initial or ndbd in...
View Article7.2.6 compile error (1 reply)
Enterprise Linux Enterprise Linux Server release 5.5 (Carthage) cmake-2.8.7-1.el5.rfb gcc-4.1.2-48.el5 gcc-c++-4.1.2-48.el5 cmake . \ -DCMAKE_BUILD_TYPE:STRING=CMAKE_CXX_FLAGS \...
View ArticleHigh load average, low CPU usage (3 replies)
Hello I am working on LAMP cluster. 4 machines: 1-2 as active/pasive cluster for load balancer stuff (ipvs, ldirectord, heartbeat) and NDBM, 3-4 as active/active cluster for LAMP stuff (apache, php,...
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