How to restore large MySQL database faster?

How to restore large MySQL database faster?

Initially on an Amazon Large instance, it used to take 2 hours to backup 7 GB unzipped (700MB zipped) MySql database using mysqldump utility and 8 hours to restore i.e. Total 10 hours. With this technique it takes 10 mins to backup the same database and 50 mins to restore i.e. savings of 9 hours!

How can I import a large MySQL dump file into a new database?

If you can’t do that, there are any number of utilities you can find by Googling that help you import a large dump into MySQL, like BigDump Share Improve this answer

How big is a 43 GB MySQL dump?

My sql size was 43 GB. It worked like charm. – M.A.K. SimantoAug 16 ’16 at 6:43 @M.A.K.Simanto I ended up using a script to break my dump into individual tables and restore from there. just google mysqldumpsplitter.sh– Chris RichardsonAug 24 ’16 at 12:27 1 In my case, it work but i should login to the mysql with database selected.

How to increase MySQL import size Stack Overflow?

The fix is to increase the MySQL daemon’s max_allowed_packet. You can do this to a running daemon by logging in as Super and running the following commands. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Provide details and share your research!

How big is the database size in MySQL?

There is a database A size of 500GB. Tables in database A contains both MyISAM and INNODB tables. MyISAM tables are master tables and Innodb tables are main transaction tables. Backup and restore using mysql dump taking quit a long time or days.

How can I optimize a mysqldump of a large database?

Save the mysqldumps in dated folders and rotate out old backup folders. Load whole instance mysqldumps into standalone servers. Only Option 1 brings everything. The drawback is that mysqldumps created this way can only be reloaded into the same majot release version of mysql that the mysqldump was generated.

What’s the last step in MySQL Plan D?

The last step can take a long time, but MySQL is not down. Plan D: Snapshot of a Slave — zero downtime. Have a look at MySQL replication master to slave. It allows you to clone the database of master to another database server with same database. That includes the master and slave identities.

How to restore a lost database in MySQL?

Using mysqldup comman to recreate or recover MySQL Database as New Database. mysqldump command connects to MySQL server and creates a SQL Dump file through which we can recreate the database. First of all, create a new database using MYSQL. Name it the same which you have earlier lost. Load the file using mysqldump command.

Which is the best software to restore MySQL database?

Hence to recover MySql database, use of professional software like Aryson MySQL Database Repair is the best possible choice. If you need migrate database from MySQL to MSSQL Server then, you can use the another professional software like MySQL Conversion.

How big is the MySQL database in GB?

The solution uses a MySql database, which has grown to around 7GB over the period of time. It is deployed in their own data centres, access to which is restricted. That means no longer we can provide support from our comfortable development centre.

What makes MySQL dumps and imports so fast?

It is designed for high-performance applications on very large data sizes, where speed matters a lot. It takes advantage of multiple CPUs and disks to dump your data much faster. There are also various potential options in mysqldump such as not making indexes while the dump is being imported – but instead doing them en-mass on the completion.

How to restore 35 GB of MySQL Backup?

Anyways, to restore the 35GB I used an AWS EC2 machine (c3.8xlarge), installed Percona via yum (Centos) and just added/changed the following lines on my.cnf: I think the numbers are way too high, but worked for my setup.

Which is the fastest way to import MySQL database?

The fastest way to import your database is to copy the ( .frm, .MYD, .MYI ) files if MyISAM, directly to the /var/lib/mysql/”database name”. Otherwise you can try : mysql > use database_name; \\. /path/to/file.sql. Thats another way to import your data.

How can I use MySQL to backup a database?

To use the mysqldump command the MySQL server must be accessible and running. The most common use case of the mysqldump tool is to backup a single database. For example, to create a backup of the database named database_name using the user root and save it to a file named database_name.sql you would run the following command:

How to restore a dump of MySQL database?

Restoring a MySQL dump # You can restore a MySQL dump using the mysql tool. The command general syntax is as follows: mysql database_name < file.sql In most cases you’ll need to create a database to import into. If the