Questions tagged [mysql5.7]

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Why does MySQL 5.7 inside a docker container always crash?

I have a MySQL 5.7 docker container that was provisioned via a docker-compose file, the file looks like this: version: '3' # Run command: docker compose --env-file .env.local up services: # ...
Budianto IP's user avatar
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MySQL service stuck in starting state after restoring database failed

I was restoring a MySQL database using the import wizard, importing from dump files. This took a while but in doing so the disk ran out of space so never finished importing. Now, the MySQL57 service ...
Omar Ebrahim's user avatar
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mysql -V shows a different version than mysqld -V

I'm running centos 7 with mySQL 5.7.xxx. mysql -V shows Ver 14.14 Distrib 5.7.26-29, but mysqld -V shows Ver 5.7.11-4. systemctl status mysql and systemctl status mysqld both show the same running ...
Chris Strickland's user avatar
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1 answer
554 views

Unable to login to my mySql server as root, and unable to reset root password

I'm trying to access and backup a mySql Database but without success. I know the root password, but if I try to login to the DB using it I get a ERROR 1045 (28000): Access denied for user 'root'@'...
simonelippolis's user avatar
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1 answer
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Converting a Medium Sized Database from one charset to another with minimal downtime

Our company (small business) had recently taken on new business in an APAC region which requires us to support 4 bit characters across our MySQL 5.7 DB. This requirement means that we need to convert ...
Alex Bailey's user avatar
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243 views

Mysql - Data_free value in a table cannot be decreased

We have a large MySQL5.7 production table. We try to decrease the Data_free value. We normally just run the Optimize command on various database tables to shrink it to 7MG size. However, with one ...
Miko Meltzer's user avatar
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1 answer
379 views

Monitoring Byte Usage of Large MySQL InnoDB Buffer Pools?

I am trying to monitor the total number of used bytes in a MySQL 5.7 InnoDB Buffer Pool, that can go up to 100GB, using Innodb_buffer_pool_bytes_data but it seems that this status variable is a 32-bit ...
Vjz's user avatar
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2 votes
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Jira upgrade 8.19.0 cannot connect to mysql 5.7.35

I have confluence and jira running on a standalone server. I just upgraded confluence - no problems. It runs connected to mysql and is up as we speak on the latest version. I just updated jira but it ...
John's user avatar
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2 votes
1 answer
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Why ubuntu 20.04 cannot support mysql 5.7.33?

Today I tried to update ubuntu from 18.04 LTS to 20.04 LTS. with do-release-uprade After upgrade completed, I tried to start mysql with service mysql start The result is Job for mysql.service failed ...
Tron Natthakorn's user avatar
1 vote
1 answer
246 views

Create database creates a db with a #mysql50# before the name

Just in the last day, whenever I create a new database, it is prepending the database name with: #mysql50# And I am unable to connect to this database. Im having real issues on our PROD server as we ...
Courtenay's user avatar
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Dropped temporary table still exist on the MySQL DB

I am using Azure Database for MySQL server with the MySQL version 5.7 .The issue that I am dealing is that when I am trying to drop a temporary table with these commands : DROP TEMPORARY TABLE ...
John Pantelidis's user avatar
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MYSQL missing days of entries

I have a production POS running UBUNTU 16.04 with MYSQL Ver 14.14 Distrib 5.7.32, for Linux (x86_64) using EditLine wrapper Today the system lost all records between Jan 04 - Jan 09. I have various ...
Tuatara's user avatar
1 vote
0 answers
2k views

MySql Slave Error_code: 1032; handler error HA_ERR_KEY_NOT_FOUND; the event's master log mysql-bin.00116, end_log_pos 8631

I have Active-Passive-Master-Master replication setup in Mysql with version 5.7. I found the below error in MySql2 (passive Master server) but the status show it's in sync with Master server (mysql1). ...
Sam89's user avatar
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2 votes
0 answers
886 views

High CPU since upgrading to MySQL 5.7 from 5.6

We are using an AWS RDS managed MySQL db.m4.2xlarge instance with db engine 5.7.30, we upgraded from 5.6 two days ago and have high CPU since - generally 10-15% higher reaching 100% at peek. Please ...
Edward Spencer's user avatar
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1 answer
2k views

MySQL crashes after upgrade to mysql 8

After we upgraded our database to MySQL 8, one query stopped working and is causing the database to crash. MySQL version 8.0.19, before: 5.7 Error.log output: Trying to get some variables. Some ...
Luke Hol's user avatar
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1 answer
82 views

How to upgrade mysql5.5 to 5.7

I have a MYSQL Server 5.6 on ubuntu 14.04, having more than 2000 databses. Now we have to upgrade it to MYSQL version 5.7. Kindly let me know how can i take backup of this huge data & upgrade ...
03amittrivedi's user avatar
1 vote
1 answer
7k views

Constant problems with php-fpm, CPU usage 100% non-stop (No visitors even)

We are running two servers one for the application and one for the DB and some other software to keep the load off from the application's server, we are running CentOS and the latest version of PHP (7....
Ibrahim S's user avatar
1 vote
1 answer
2k views

Mysql greater threads running

I have my Mysql DB instance in RDS, My CPU is jumping from 50% to 100%.. Later i checked my DB threads.. I was surprised with my thread count. SHOW STATUS WHERE variable_name LIKE "Threads_%" OR ...
Manikandan Ram's user avatar
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0 answers
214 views

Perl script slower on other server compared to dev (with same spec)

I'm trying to figure out why a Perl script I have, isn't performing anywhere near as well once I put it on the live server. The whole script is identical on both servers (one is a test server, the ...
Andrew Newby's user avatar
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330 views

Cannot change max_connections in mysql 5.7

Any ideas why I cannot change max_connections in MySQL. The stack is: Ubuntu 14.04 and MySQL 5.7.15 mysql> select @@global.open_files_limit; +---------------------------+ | @@global....
Evgeniy Solomanidin's user avatar
1 vote
0 answers
117 views

Error while adding MySql Plugin

OS- Ubuntu 16.04 Mysql Version- 5.7 Getting error while installing plugin into Mysql ex. INSTALL PLUGIN QUERY_RESPONSE_TIME_AUDIT SONAME 'query_response_time.so'; check plugin directory show ...
sanjayparmar's user avatar