MySQL 5.6 slave Slave_IO_State is in system lock state (2 replies)
Hi all, I was wondering if someone had the same situation. I checked pretty much everything and cannot find out a solution for it. My installation as follow: CentOS 6.4 64 bit; ext4 + LVM; os, data...
View ArticleMySQL slow down after some hour (1 reply)
Hi all, I've a MySQL installed on a Cash Regiter with 4GB of RAM and an Hard Disk with low performance. I can't upgrade the hardware of this machine. The engine of MySQL is InnoDB and the...
View ArticleInnoDB: Database was not shut down normally! (no replies)
Xampp is installed in the m/c.Mysql is shutdown unexpectedly again and again after some time.It is showing in the log that it was not shutdown normally.I am giving the log information here.Please give...
View ArticleMysql Restart after every 5 seconds !! (1 reply)
Our server was crashed 2 days ago and after reboot mysql is keep on restarting with every 5 seconds. Following is mysqladmin status : Uptime: 4 Threads: 1 Questions: 2 Slow queries: 0 Opens: 15 Flush...
View Articlemysql error 1064 (1 reply)
we are using below program, we want to create cursor with dynamic argument passed in procedure in this program we create cursor with inrl (inrl is parameter passed in procedure) DROP PROCEDURE IF...
View ArticleVERY slow InnoDB writes (in the teens/sec) (3 replies)
Hi, I just upgraded my MySQL to the community edition 64-bit 5.6.14 and I'm having VERY VERY slow response from the server. Here is my.cnf: # The MySQL server [mysqld] port = 3306 socket =...
View Articlefile_per_table=1 question (3 replies)
Hi All Just a question I'm hoping someone can answer. When using innodb_file_per_table, when records are deleted and the table is not optimized or truncated. Is the deleted space reused in the .ibd...
View ArticleMysql Auto generate duplicate id after restart the server(deleted primary...
Hi, Mysql - INNODB engine. My problem is after delete primary key record(Auto Increment) the mysql behaviour is it will not generate same id again. Because, the auto increment from mysql server...
View ArticleHow do I convert the hex value from InnoDB status (no replies)
Hi, On my server some queries took more time than usual. I just took the innodb status and killed the queries and solved my issue temporarily. While analyzing it seems like one query hold the lock and...
View ArticleRow by row rebuild script (no replies)
Hey all, I've got a huge VB forum built on Innodb that had a server crash (i.e. previous admin didn't know how to upgrade Gentoo). So, now I've got the old DB on ver 5.1. When we try to fire up the DB...
View ArticleHow to tune InnoDB IO parameters (4 replies)
Hi, How do I understand, I am facing IO issues in my server and how do I tune the below parameters? Guess we don't have any status variable for these parameters. innodb_io_capacity...
View ArticleHelp with Mysql with 100K+ Table (1 reply)
Hi im trying to develop a database design in which its gonna have 100K+ tables residing in it. My major concern here is will Mysql be able to hold that much amount of tables with no performance...
View ArticleERROR 1005 : cant create table constructco.emp_1 (no replies)
USE CONSTRUCTCO; CREATE TABLE JOB ( JOB_CODE CHAR(3) PRIMARY KEY, JOB_DESCRIPTION VARCHAR(30) AUTO INCREMENT, JOB_CHG_HOUR DECIMAL(18,2) AUTO INCREMENT, JOB_LAST_UPDATE VARCHAR(15) ); USE CONSTRUCTCO;...
View ArticleDelayed updates (no replies)
Hello, Sometimes, when the server is busy and I do UPDATE or INSERT in an InnoDB table using a function like UNIX_TIMESTAMP() as one of the values, there is a delay between the calculation of the...
View Articleindex location for innodb engines tables (no replies)
Hi, with MyIsam it's possible to set a location for the indexes of a table. This can be beneficial in some cases, like storing the actual data on a raid 01 with normal HD's and the index on a SSD....
View ArticleFixing unused corrupted pages. (no replies)
We find corrupted pages at innodb file. mysql/bin/innochecksum -s 7034440 ibdata2 InnoDB offline file checksum utility. Fail; page 7034440 invalid (fails log sequence number check) But they are not...
View ArticleError in mysql in wamp and on a wordpress website. (no replies)
I am working on a wordpress website locally, and mysql is going offline on visit some of posts/pages. I have following error in mysql log: 2013-11-22 05:50:24 6404 [Note] Plugin 'FEDERATED' is...
View Articleflush tables tablename... WITH READ LOCK behaves like FOR EXPORT (1 reply)
I'm not certain if this belongs in the InnoDB forum or Administration etc. Since about MySQL 5.6.10 I routinely use "flush tables tablename, tablename... FOR EXPORT" to do filecopy backups of...
View ArticleHelp needed with DISCARD TABLESPACE (no replies)
Greetings, I am a new user to this forum so please bear with me. I started using MySQL several months ago at home with Navicat Premium for MySQL. I ran into my first bona fide MySQL problem that I'm...
View ArticleStrange disk usage in mysql datadir (partition) (no replies)
Hi I have a setup with two sql servers in a replicated setup. I started seeing a strange disk usage behavior, suddenly disk usage raises from 65% on the dedicated mysql linux partition to 96%. This...
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