Starting MySQL error (1 reply)
Hi team, I am have trouble to figure out the root cause of this issue...I have the lampp installed by hosting company but after I played around (unchecked some options in phpMyadmin) with phpMyadmin,...
View ArticleFailure handling of node - problems (no replies)
Hi, I have problem with restart one of my 4 data nodes. I have switched off one of my data nodes to increase memory on virtual machine. When the machine booted I started node binary. Everything was...
View Articleglobal checkpoint protocol (1 reply)
Hi, Does anybody know the detail of the protocol NDb uses for global checkpointing? How it can guarantee the consistence state of the Redo log on all the nodes? Thanks in advance for your help. Nave
View Articlemysql cluster as slave (no replies)
Hi there, Anybody has setup mysql cluster as slave? I want to test mysql cluster, set it up as a slave can show me a good picture of its performance on our current load. Or any URLs that might help?...
View ArticleMySql Cluster Manager - how to set skip-name-resolve? (2 replies)
Hello, I'm trying to figure out the correct way to apply the skip-name-resolve setting via MySql Cluster Manager. I'm using the new GA stuff from package...
View ArticleHacking Ndb to increase durability (no replies)
Hi, I want to start hacking Ndb kernel code in order to flush redo log in to the disk after each transaction get committed. Does anybody know a good starting point for doing this change in the code?...
View ArticleTransaction Commit Protocol (no replies)
Hi all, As I know, each transaction in mysql cluster consists of number of operations. Each write operation is going to 1 fragment and Ndb kernel runs linear 2 phase commit to guarantee the...
View Articlealways got this WARNING -- Ndb kernel thread 0 is stuck in (2 replies)
Hi, I use mysql cluster 7.2,the ndb node got warning message like this: WARNING -- Ndb kernel thread 0 is stuck in: Job Handling elapsed=109. It take out everyday,sometime the node will shutdown.is...
View ArticleUnable to connect via ClusterJ (no replies)
Hi, We are just starting to evaluate MySQL Cluster. We have the management node on 1186 and the mysqld node on port 5000. Whenever I try to connect I get this:...
View ArticleHow to deploy ClusterJ apps on different servers? (no replies)
From the ClusterJ docs, it seem we always need to * include the clusterj.jar from the MySQL Cluster folder * point -Djava.library.path to the /lib folder so that the NDB engine .so file can be found...
View Articleperformance of ndbcluster (no replies)
hi all experts I have a 4 Servers cluster-4 data nodes and 4 sql nodes.(There is a SQL node and a data node in a physical server) The statement of [ndbd_defaults] in my config.ini follow as: [NDBD...
View ArticleInstalling cluster as a service on Windows (3 replies)
I am trying to install cluster as a service as outlined in the following guide: http://dev.mysql.com/doc/refman/5.5/en/mysql-cluster-install-windows-service.html I have the sw located under the...
View ArticleAre there few rpm files missing for mysql cluster 7.2 GA ? (no replies)
Hi, I am trying to install MySQL Cluster 7.2GA by RPMs，but I can not find the RPMs for Data node(MySQL-Cluster-storage) and Management node(MySQL-Cluster-management). Is that normal for 7.2GA? If so,...
View ArticleAlways got a dead data node cause by connect failure in cluster. (no replies)
I am running a MySQL cluster. The details for version and node number is list below: ====================================================================== Connected to Management Server at:...
View Articleimplement push-down directly with ndb-api (no replies)
Hi, how do you implement push-down directly with ndb-api? I mean you want to run a join using only ndb-api. not running a join from mysqld or mysql server, but with pure ndb-api. Thanks, Oded.
View ArticleHA Cluster with MySQL Cluster and Heartbeat / HA-Proxy (no replies)
Dear All, I'm currently building up a HA Cluster using lastest MySQL Cluster, Heartbeat and Ha-Proxy. Basically I already have setup everything needed an it seems to work fine. Now I've stumbled...
View ArticleNDB engine not available on mysqld note, even though enabled (8 replies)
We've done an initial test install of the cluster on a single server (all nodes, just for dev purposes). In the my.cnf we are enabling the ndb engine [mysqld] ndbcluster...
View ArticleQuestions regarding OPTIMIZE TABLE on the cluster (no replies)
The documentation for the optimize command (http://dev.mysql.com/doc/refman/5.5/en/optimize-table.html) says nothing about what running an optimize on the cluster actually accomplishes. I found a...
View ArticleErrors saving to BLOB via ClusterJ (2 replies)
We are trying to have a cache table with serialized JSON stored as a zipped byte array: CREATE TABLE `T_SUBSCRIBER_CACHE` ( `F_KEY` VARCHAR(255) NOT NULL, `F_VALUE` BLOB NOT NULL, `F_LASTMODIFY_TIME`...
View ArticleBug in select for ndbcluster? (no replies)
I'm fairly new to MySQL clustering. Can someone explain to me why this is happening? I'm not sure if it's a bug, or if there's something I don't quite understand about using clustering. This is the...
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