Questions tagged [ibdata]

ibdata : InnoDB's System Tablespace

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Unable to recover MySQL 5.6 (InnoDB) database

I've tried multiple different suggestions from other questions on here, with no luck... This is a MySQL database running version 5.6.41, using the InnoDB engine, and the instance is running out of a ...
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0answers
205 views

missing ibd files

I'm running mysql 5.6. For reasons entirely my own fault, I've got some missing ibd that make up partitions for several tables. When I try to mysql I get the following messages for the missing ...
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1answer
46 views

Need only single table from ibdata1 file

I currently have a corrupt database on my live site, because a single Table that has gone missing. Table 'test1.catalog_product_index_price' doesn't exist I logged onto my server and downloaded a ...
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1answer
387 views

Cannot recover Database from ibdata file

My Server recently had a Kernel-Panic and I downloaded all the mysql data using the rescue mode. Now when I upload the ibdata1 file and table folders to a local XAMPP Server and click on a table to ...
2
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1answer
913 views

cannot recover mysql idb file

I recently have an hdd failure and I try to restore Griffith (https://github.com/micjahn/Griffith) database from a /var/lib/mysql/griffith file copy. My new computer uses a more recent version of ...
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1answer
233 views

Mysql ibdata1 is broken

I was importing an old SQL into existing schema. But the MySQL service was stopped suddenly. Now I'm not able to start the service. It seems that the ibdata1 file is somehow corrupted. Here are the ...
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1answer
73 views

Restore MySQL DB from files

I own a raspberry pi 1 running raspbian jessie (SYS_A). Two weeks ago I performed an update of the system (aptitude update && aptitude upgrade, not aptitude dist-upgrade, since I know it ...
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236 views

What are possible causes of missing .frm files in mysql?

Recently I faced General error: 1813 Tablespace for table (..) exists. and the solution was to find and remove appropriate .ibd file of trouble-causing table. I wonder why that issue even happened. I ...
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1answer
249 views

Free space after removing ibdata1 file

My ibdata1 file was taking up a lot of space so I followed the steps explqined on How to shrink/purge ibdata1 file in MySQL However after deleting the ibdata file and recreating the DB I'm still not ...
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1answer
74 views

Big size difference in ibdata file from live to staging

I have a mysql server running on AWS Instance. The server has a schema of around 8 GB which is the main schema. I have two environments staging and live. The live has only one schema i.e. live_schema ...
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2answers
2k views

table_name.ibd file size is increasing ( MySQL 5.7.7 Enterprise) ( Innodb Engines)

I am using MySQL 5.7.17 Enterprise edition in RHEL with configuration innodb_file_per_table=ON . So now here i have 2 question : Instead of ibd file per table ,i can see ibdata1,ib_logfile1,...
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1answer
249 views

shrink ibdata1 in Galera Cluster

I'm having a Galera cluster (3 nodes, but currently using only one), MariaDB 10.0 Galera. However, my ibdata1 is growing HUGE (although using inno_file_per_table=1). Now i want to "shrink" it by ...
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1answer
196 views

Trying to recover a database with just .ibd and .frm files, but no idbata1 file

Trying to restore a WAMP database with just .frm and .ibd files. The uninstall of WAMP left .ibd and .frm files, but no ibdata1 file. I have read several posts here to figure out the process for doing ...
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1answer
129 views

MySQL on idle low-end server unresponsive

I have a small virtual Server: 2 Cores, 2 GB RAM, Windows Server 2012 R2, Plesk, MySQL 5.6 (my.ini see below). Pagefile is disabled. Taskmanager says 1,3 GB RAM used. Only a single Wordpress ...
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1answer
6k views

MySQL InnoDB Error [duplicate]

I'm currently experiencing issues with my server MySQL databases as I keep receiving the following error: InnoDB: The log sequence in ibdata files is higher InnoDB: than the log sequence number in ...
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2answers
589 views

MySQL InnoDB over a Raw Device in an Active/Passive topology

We have an Active/Passive topology where there are two x86 complexes with a shared raw storage, where only one of the nodes in a given moment has an access to the shared storage (AKA the active node). ...
2
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1answer
76 views

Recover mysql using data folder

One of our MySQL servers died but somehow we were able to recover all the files from it. This server was a slave at one time however we stopped it being a slave so we could use it for housekeeping ...
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2answers
2k views

Large ibdata file in MySQL

I am having MySQL database with all my tables as InnoDB with file_per_table config on. But Still I m seeing huge ibdata file ( ~50GB). All tables are having .ibd file as well. This is a machine I have ...
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1answer
299 views

ibdata1 increases when firing update queries [duplicate]

I have read a lot of posts which explain that the only solution to stop the growth of an ever increasing ibdata1 file is to: Take a dump of all databases Set innodb_file_per_table in the mysqld ...
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1answer
224 views

innodb fulltext ibdata1 size

I am running mariadb 10 and have a large innodb table with a full text index. I have innodb_file_per_table=ON I've noticed though that the ibdata1 file grows at the same rate as my table file. I ...
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1answer
2k views

Recovering from removal of ibdata1 [duplicate]

I just upgraded from Debian Squeeze to Wheezy and mysql stopped working. Blindly following some advice without any understanding of what I was doing, I removed ibdata1 in an attempt to solve the ...
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2answers
5k views

Two MySQL Server accessing same database over NFS

I want to run two separate MySQL instances on two separate machines, but using same data directory over nfs, is it possible with InnoDB Storage Engine? Application operation will assure the following: ...
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1answer
354 views

How does InnoDB store tables in ibdata file? [closed]

There are two tables and their default engine is InnoDB. I want know the following What's inside the ibdata file ? How does InnoDB store these two tables ?
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2answers
3k views

ib_logfile0 and ib_logfile1 got deleted

After restoring from a percona-xtrabackup without a preparation step, ib_logfile0 and ib_logfile1 were not present in the restore data. Therefor during startup the following message is observed: ...
14
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1answer
49k views

Recover MySQL database from data folder without ibdata1 from ibd files

My WAMP directory accidentally get deleted by another user. Only data folder in MySQLis available. And, in that only database-folders (folders in "\bin\mysql\mysql5.6.12\data\" with name of databases) ...
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1answer
4k views

Recovering MYSQL databases

I needed to reinstall the WAMP server on Windows and in the process it reinstalled MYSQL as well. Now when I login to phpmyadmin, I can see my databases with the tables listed on the left side ...
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3answers
11k views

Purge old records from mysql ibdata1 file

Is it possible to purge old records from an ibdata1 file without taking down the database attached to it? Records that have been deleted from the database are still present when I scan ibdata1 for ...
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2answers
3k views

Can I move the undo log outside of ibdata1 in MySQL 5.6 on an existing server?

I've been growing concerned about the large size of ibdata1 that can never shrink even when using file-per-table on innodb Moving the undo log files outside seemed logical but this procedure seems ...
5
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1answer
4k views

How to prevent “ibdata files do not match the log sequence number”?

I am dealing with a very large set of databases that are all innodb. I've enountered this on mysql restart too many times for my comfort: ibdata files do not match the log sequence number But I've ...
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1answer
3k views

How can Innodb ibdata1 file grows by 5X even with innodb_file_per_table set?

I have innodb_file_per_table set and just today my ibdata1 file jumped from 59M to 323M after I made several changes to an 800M table to reduce it to about 600M. That particular table's .ibd file was ...
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1answer
509 views

mysql ibdata1 file corrupted or increased unusually

We are using MySQL 5.2 version all InnoDB tables. I have observed that ibdata1 file got increased very unusually like occupied 500 GB in 2 days. In last 6 months, it had taken only 6 GB though ...
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3answers
9k views

ibdata1 grows exponentially when innodb_file_per_table is configured

I Have installed a MySQL Cluster with InnoDB (innodb_file_per_table enabled subsequently), but since I switched to innodb_file_per_table, the file ibdata1 grows (2GB at month). Is My my.cnf file is ...
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1answer
1k views

I have multiple ibdata files : What should I do with them?

I have 3 different ibdata files on disk. What is the difference between them? Can I remove some of them? The goal is to migrate the files from C: to E:... I'm on MySQL 5.0.x... Directory of C:\MySQL ...
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1answer
1k views

Removing/overwriting sensitive data located in already deleted records in ibdata files

As far as I know, using InnoDB tables with innodb_file_per_table = off does not prevent deleted data from being visible in the ibdata1 file. I know this is by-design, and that I could switch the ...
3
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2answers
32k views

MySql - Clean ibdata1

I have a database whose entire size is ~44GB, out of which ibdata1 is ~35GB. That doesnt make sense, since the size of the data shouldn't be more than 10GB. I use the following query to get an ...
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2answers
6k views

Ibdata usage and Recommendations?

I have a Production server On November 5,2011 the ibdata size was 100G. In Approximate 3 months it is increased to 200G.So it has just doubled its size.So it is a Huge Data.Currently lvm is 251G. I ...