Debugging ndb client C/C++ application (no replies)
Hello, All! Is there a way to prolong internal ndbclient library timeouts? The problem is this: when I break my application on a breakpoint and wait for some (very-very little, about 1-2 seconds)...
View Articlemysqld crash: bug? (no replies)
I got this error on several machines. Can someone tell me what this means? What can I do? Thank you! 17:52:55 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also...
View ArticleMaster-Master replication between cluster and standalone server (no replies)
Hello, We currently host several MySQL databases at two different geographic locations that are using master-master replication (and this has worked well for years!). I would like to change the server...
View ArticleFailed to report event to event log, error: 1502 (no replies)
when i start data-node used command:c:\mysql-cluster\data-node\bin\ndbd --initial --nostart -c192.168.21.111 it shows me the error: Failed to report event to event log, error: 1502 and then i check...
View ArticleWaiting for Schema Epoch (no replies)
Hi, I have 2 front end MySQL Servers on a small cluster. One of these front end servers is also acting as a Replication master to another MySQL Server in another location. Periodically the binary...
View ArticleBackup Error while backing up MySQL Cluster (2 replies)
Hi, After following the steps at the following website, I tried to do an online backup of the cluster. http://dev.mysql.com/doc/refman/5.0/en/mysql-cluster-backup-using-management-client.html It is a...
View ArticleMySql Cluster 7.3.0 Foreign Key Reference Table case problem (no replies)
Hi I Installed MySqlCluster 7.3.0 (Development release) on windows environment as it enables foreign key constraints for ndbcluster engine. My database is created using ndbcluster engine. System...
View ArticleTemporary Error 20008 (no replies)
Got temporary error 20008 'Query aborted due to out of query memory' from NDBCLUSTERat com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073) We're seeing quite a few of these in our logs...
View Article'Got error 0 'No error' from NDBCLUSTER (no replies)
I am attempting to migrate some tables from MyISAM to NDB but I'm running in to an error on the replication thread (normal query-based replication, not the cluster replication): 121025 21:16:36...
View ArticleStuck on phase 1 (2 replies)
Hello guys I have problem when the data node connect to the management node. When I check on the management node it seems the data node stuck on starting and when I see status, the status says "last...
View ArticleForced node shutdown (no replies)
Hello guys I have new problem when 2 data node connect to the management node. On each data node I run it with ./bin/ndbd --nostart and then on management node I run them with ndb_mgm> ALL START....
View ArticleHow to start cluster using MCM after a crash and restore using ndb_restore?...
Hi, We have MySQL cluster 7.2.7 with the following setup. 1 ndb_mgmd, 1 mysqld on one host 2 ndbmtd on another host We use MySQL cluster Manager known as MCM (v: 1.1.6) to manage the cluster. We don't...
View Articlequestions after a week of testing cluster (no replies)
Hello All I have three questions. Why is it better not to have mysql node and data node on the same server? We have F5 load balancer and from various forums, it seems to be okay to add mysql nodes to...
View Articleerror 2341 (no replies)
I'm running cluster with 12 datanodes and got an unexpeced error. First, node 4 was forced to shut down, then all other nodes followed. Why does the complete cluster shut down, if just one node fails?...
View ArticleMYSQL redundancy&fail-over (no replies)
We are two servers boxes (A,B) each have installed tomcat server and mysql data base. Application deployed on tomcat server has logic built-in for redundancy&fail-over. We want to build redundancy...
View ArticleTroubles to set a cluster on a VirtualBox Ubuntu12.04 VMs environment :...
HI all, I am experiencing some serious troubles to get the cluster working on a Virtualbox VMs based environment, although it has been accomplished by others ( full and excellent tutorial here...
View ArticleDataMemory needs to be at least %50 free (no replies)
Hi Does datamemory for the ndb cluster need to be at least %50 free in order to do an alter table? For instance, if I want to drop a column on a ndb table, it will copy that table to a temporary...
View ArticleERROR 1235 (42000): This version of MySQL doesn't yet support 'alter online...
I got the following error after adding new nodes to the cluster and trying to reorganize a table's partitions. mysql> alter online table tbl reorganize partition; ERROR 1235 (42000): This version...
View Articletrouble for install mysql5.5 on solaris 10 cluster (no replies)
"https://blogs.oracle.com/krishs/entry/deployment_and_failover_study_of" I try to follow the top guide but i got stuck,this is the only error infomation,when i follow the guide(i just do the...
View Articlendb in vmware (no replies)
Hi, what do you think, what is the best solution for solving our HA issue in mysql. We have two possibilities: Possibility one: ndb in 3 vmware virtual machines (3 physical hosts, 1 VM on each),...
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