Questions tagged [my.cnf]

my.cnf is the configuration file for MySQL server, client programs, and utilities.

Filter by
Sorted by
Tagged with
1
vote
1answer
2k views

MySql - set my.cnf location at server start

I want to have two MySql servers running on the same system (for master-slave replication tests purposes). To be able to do this I need both servers read different my.cnf files. As I see at startup ...
5
votes
1answer
1k views

Installing and enabling both master and slave semisynchronous plugins on same server

I want to run a semisynchronous replication setup, and for simplicity I'd like to not have to INSTALL and UNINSTALL plugins when a slave is promoted to a master. So I'm wondering if I'll experience ...
0
votes
0answers
815 views

InnoDB errors after having deleted “ibdata1”

By accident, I have deleted the ibdata1 file in the MySQL directory because MySQL wasn't functioning correctly. After reading so many forums, I found a post that recommended deleting the 3 files ...
3
votes
1answer
9k views

MySQL: Can't find .ibd files after turning on innodb_file_per_table

Question: This a question about MySQL. Let me give the specifics of my setup: Mac OSX 10.6.8 MySQL 5.5.28 Workbench 5.2.44 for all administration InnoDB engine exclusively In order to manage ...
1
vote
1answer
353 views

For a InnoDB only DB, which of these elements can be removed?

So, I'm trying to set up a Drupal 7 my.conf file that's combining best practices from various performance blogs. I'm realizing though that some of them are older than others, and many aren't assuming ...
2
votes
1answer
606 views

Drupal 7 Uses InnoDB, so do I need other configs?

If I'm optimizing a database that will be delivering multiple Drupal 7 websites, all using InnoDB, do I need to worry about [myisamchk] & [isamchk] sections, or can I just worry about the stuff ...
4
votes
2answers
13k views

Is my.cnf for mysql 5.5 is suitable and well tuned for below hardware spec?

My Hardware Spec Technology: Ivy Bridge CPU: Intel Xeon E3 1245v2 Intel Smart Cache: 8MB Cores / Threads: 4 / 8 Frequency: 3.4GHz+ / 3.8GHz Turbo Boost RAM: 32 GB DDR3 Hard disk: 2x 2TB SATA3 Raid 1 ...
2
votes
1answer
7k views

16 Cores 12 GB RAM server MySql Configuration - my.cnf

The server takes 20+ seconds (wait time/slow IO response time) to response to a HTTP request even with memcached and APC installed. I believe this has something to do with MYSQL since the site as lots ...
3
votes
3answers
18k views

How to initiate MySQL on Mac OS X 10.6.8?

I followed this tutorial to install MySQL on Mac OS X 10.6.8. Now I get he following errors: $ mysqladmin version /usr/local/mysql/bin/mysqladmin: connect to server at 'localhost' failed error: 'Can'...
2
votes
3answers
2k views

Mysql optimization help

I've tried optimizing mysql as good as I could, but apparently I'm not to good at it :-) So I come to you guys for help. Server specs are: AMD Opteron CPU 8 cores 16 GB RAM 2x2.000 GB HDD 7.200 RPM ...
0
votes
0answers
38 views

MySQL: optimal configs / methods for ALTER of large MyISAM table to InnoDB (17gb+) [duplicate]

I have a large MySQL (5.1) MyISAM table (13gb table, 4GB indexes - 40mm+ records) I'm going to be converting this table to InnoDB in a production environment. The DB is on a cloud server with 8GB ...
3
votes
1answer
1k views

How to set datadir to different values based on the hostname in my.cnf?

How to set datadir to different values based on the hostname in my.cnf? I want to use the same my.cnf file on a Linux machine and a Mac OS X machine where the datadir should have different values.
1
vote
2answers
4k views

Mysql replication - Error No. 1146&1062

short version In master master replication, How to have one master write data with odd IDs and the other one with even IDs? Is it the way to avoid conflict? detailed version I wanted to setup a ...
4
votes
1answer
18k views

MySQL my.cnf vs my-huge.cnf

I've recently installed MySQL server and client 5.5.28 through rpm packages on an openSUSE machine, and I was not able to locate my.cnf file. I look into all directories mysql --verbose --help | grep -...
6
votes
2answers
19k views

What happened to my-*.cnf in MySQL 5.6.8?

Up to MySQL 5.6.7, the official RPM was shipping with these files: /usr/share/mysql/my-innodb-heavy-4G.cnf /usr/share/mysql/my-medium.cnf /usr/share/mysql/my-huge.cnf /usr/share/mysql/my-large.cnf /...
2
votes
2answers
7k views

The best MySQL configuration for my server

I'm little newbie in configuring mysql and I need some advices. Few days ago I made little home server on Ubuntu Server 12.04 with samba, mysql 5.5, apache 2.2, PHP 5.4.6 etc. I'm using it to ...
4
votes
3answers
12k views

innodb_buffer_pool_size not changed

I use MySQL 5.5.23-1~dotdeb.0 (Debian) and here is the relevant part of my.cnf default-storage-engine = innodb innodb_buffer_pool_size = 3G innodb_log_file_size = 256M innodb_thread_concurrency = 8 ...
2
votes
1answer
1k views

“set-variable = innodb_thread_concurrency=4” or “innodb_thread_concurrency=4”

Based on this question, the asker wrote: set-variable = innodb_buffer_pool_size=2M set-variable = innodb_additional_mem_pool_size=500K set-variable = innodb_log_buffer_size=500K set-variable = ...
1
vote
1answer
278 views

some InnoDB settings in My.cnf are messing up everything, why?

When I edit my.cnf in MySQL 5.0 in filemanager and add the following settings, I get logged out automatically from Kloxo and when I remove these line and restart server everything is ok then: ...
0
votes
1answer
52 views

All manual settings get wiped out when saved in My.cnf, why? [closed]

When I open my.cnf to enter manual setting like: innodb_buffer_pool_size = 50M innodb_log_file_size = 15M bulk_insert_buffer_size=25M log-slow-queries = mysql-inja-slow.log All of my settings get ...
1
vote
1answer
322 views

What is the difference between setting the directive default-character-set under [client] as opposed to [mysqld]?

Reference: https://stackoverflow.com/a/8690422/784637 Correct me if I'm wrong, but the best answer suggests a way to force everything being inputted into the database to be encoded in utf-8 and ...
1
vote
1answer
556 views

For 768M RAM server is 617M allocation in my.cnf good or bad?

I have a write-intensive web app, and I bought a VDS with 768M RAM Is this my.cnf good for my purposes? I specified bulk_insert_buffer_size to 126M and some other parameters as below: [mysqld] ...
4
votes
2answers
2k views

Read mysql config (my.cnf) using mysql console

I have a mysql server that is not under my control (I don't have ssh on that machine). I only have access to one database using mysql client. How can I have access to config options that are declared ...
4
votes
2answers
9k views

Creating and editing my.cnf by MySQL Workbench?

I just installed MySQL Server and MySQL Workbench on a clean Snow Leopard MacBook. I hooked up Workbench with the server and was able to start the MySQL Server from within the Workbench. I enter the ...
1
vote
1answer
4k views

mysql error log issue

I have mysql server running successfully. The error log location is as.. mysql> show variables like '%log_erro%'; +---------------+------------------------+ | Variable_name | Value ...
4
votes
3answers
12k views

Confirm that my.cnf file has loaded OK

Does anyone know if there is a way to confirm if any my.cnf file is being read by MySQL? I only have the one my.cnf on the machine (and there are no my.ini files) which I have in /etc/my.cnf. When I ...
1
vote
1answer
1k views

MySQL not reading my.cnf in MAMP

Running MAMP (not PRO) 2.0.5, MySQL 5.5.9, locally on OS X and I cannot get MySQL to read a my.cnf file. I've tried throwing it in the following directories with no results: /Applications/MAMP/conf ...
5
votes
2answers
3k views

How to optimize the my.cnf of a MySQL server that mixes InnoDB and MyISAM tablespaces?

I have a database that, because of some issues, I needed to convert some tables from MyISAM to InnoDB. I basically did this: set sql_log_bin = 0; set sql_mode = 'STRICT_ALL_TABLES'; ALTER TABLE `...
12
votes
2answers
70k views

How to configure global charset on MySQL

I tried to change the charset for our MySQL via my.cnf and it failed. I added the charset settings listed below: # The MySQL server [mysqld] port = 3306 socket = /var/lib/mysql/...
3
votes
3answers
31k views

Where does my.cnf get stored in Linux?

I am new to linux, and i just installed MySQL-server-5.1.59-1.glibc23.i386.rpm in my linux machine. I wanted to know where my.cnf file gets stored..? Will my.cnf gets created with the installation ...

1 2
3