5/30/2020 Docker For Mac Mysql Slow
This article will provide step-by-step instructions on how to set up MySQL in Docker for Mac and how to access MySQL from the host (Mac) OS. This article assumes that you know, understand how to use MySQL, and understand how to use SQL commands to create a user, create a database, and grant privileges.Before we jump into action, let's learn the basics of Docker for Mac. Why Docker For Mac?Docker is an abstraction on top of Linux containers to simplify using and managing containers. Mac OS is Unix and it doesn't have containers directly, as in Linux OS (Ubuntu, Fedora, Core OS, etc.). Hence, a Virtual Machine is set up on top of Mac OS and has an instance (Guest OS) of Linux to run containers. To simplify Docker and Virtual Machine setup in Mac OS, Docker for Mac was created.According to, Docker for Mac is.an easy-to-install desktop app for building, debugging, and testing Dockerized apps on a Mac.
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Because some time ago I experienced a similar problem with my Docker running in the Mac and I found a known issue for Docker for MAC that could be related to you as well. 'Experiencing sluggish I/O, particularly on MySQL official container, from container initialisation to CREATE TABLE and INSERT queries.' Docker for Mac/Windows performances vs Linux I've had a lot of performances issues while running my local development environments on Docker for Mac. I've just read a benchmark article comparing Docker for windows performances to those of a Docker on a Bare Metal Linux and it seems that Docker is also significantly slower on Windows than Linux.
Docker for Mac is a complete development environment deeply integrated with the MacOS Hypervisor framework, networking, and filesystem. Docker for Mac is the fastest and most reliable way to run Docker on a Mac.Now that we have background info, let's see how to set up MySQL in Docker for Mac.Follow to install Docker for Mac. After installing Docker for Mac, please verify the information below.Note: $ is the prompt.
Ignore it and copy the rest of the line. $docker -versionDocker version 17.09.0-ce, build afdb6d4Run the MySQL image using the docker run command. $docker run -p 3306:3306 -d -name mysql -e MYSQLROOTPASSWORD=password mysql/mysql-serverThis will install the latest version of the MySQL image in Docker Hub. As of this writing, it was 5.7.If the image was not already available, this command will download the image and run it.You can verify if MySQL has started using the docker ps command below. $docker psCONTAINER ID IMAGE COMMAND CREATEDa3fb00c34877 mysql/mysql-server '/entrypoint.sh my.' 2 minutes agoSTATUS PORTS NAMESUp 2 minutes (healthy) 0.0.0.0:3306-3306/tcp, 33060/tcp mysqlLog into MySQL within the docker container using the docker exec command: $docker exec -it mysql bashbash-4.2# mysql -uroot -ppasswordmysqlRemember, when we created and ran the MySQL container, we provided MYSQLROOTPASSWORD=password.Create a database and user, and grant privileges in MySQL (from within the container).Log into MySQL if you haven't already.
After login, the mysql prompt shows up: bash-4.2# mysql -uarun -ppasswordmysqlI create a user named arun, grant all privileges, and quit.Important: This step is required to log into MySQL from outside the container. The root user will not be able to log in from the host OS (Mac OS). Use% instead of localhost in arun@localhost. Mysql CREATE USER 'arun'@'%' IDENTIFIED BY 'password';Query OK, 0 rows affected (0.00 sec)mysql GRANT ALL PRIVILEGES ON.
TO 'arun'@'%';Query OK, 0 rows affected (0.00 sec)mysql quitConnect to MySQL running in Docker from MySQL Workbench. If MySQL Workbench is not installed yet,.Open MySQL Workbench and click on + to add a new connection. Enter all the information as stated in the screenshot and click on Test Connection.Enjoy creating and accessing your MySQL database running in a Docker container! For more MySQL docker run options, refer to.If there is something that can be improved in this article, please provide your thoughts in the comments.
Performance Tuning Docker for MacJanuary 30, 2018 2 min read There are many various improvements you can make to Docker for Mac to fine-tune performance, especially when working with large application filesystems such as those with Magento or Zend Framework. Step 1: Computer, Cores & RAMI’m absolutely resolved that a dual-core machine with 8GB RAM will just simply not cut it. My MacBook Air just spins fans, and fswatch events get delayed or stop working just because there is not enough computing power to go around.Once you have (at the very least) a quad-core MacBook Pro with 16GB RAM and an SSD, go to Docker Preferences Advanced. Set the “computing resources dedicated to Docker” to at least 4 CPUs and 8.0 GB RAM. Step 2: Docker Disk TypeNext, go to Disk settings. Be sure the “Disk image location” value ends with the file type “Docker.raw”.
The new raw filesystem ensures you are using the latest image format for performance. If you don’t see this or instead see something like “qcow2”, edit the filePath property of the file /Library/Group Containers/group.com.docker/settings.json extension from.qcow2 to. Raw, and restart Docker for Mac.Next, set the Overlay2 Filesystem in Daemon Advanced.
Basically, you want to add a property of 'storage-driver': 'overlay2'. For more information on this, see.Note that all previous containers, images and Docker data will be reset and lost with either of these changes, so it’s best to apply before doing any other tweaks or performance updates. Step 3: Disable Unneeded File SharesBy default, Docker for Mac comes with /Users, /Volumes, /private, and /tmp directories available to bind mount into Docker containers. Remove all of these. Add the root location of where your website files and composer home are located. For me, this is /Users/myusername/Sites as well as /Users/myusername/.composer.
These are most likely the only folders you need to bind-mount to Docker. This makes sure Docker is not unnecessarily listening for filesystem changes in other locations. Step 4: Use “delegated” Volume MountsThis is a, and isn’t nearly used enough. The “delegated” flag is the one you want to use. This postpones writes back to the host in order to achieve higher filesystem throughput.Enjoy your modified Docker setup!
Hope you experience much better performance as Docker for Mac continues to get better each day.
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