6/11/2023 0 Comments Docker for mac disk performance![]() File system APIs are very wide (20-40 message types) with many intricate semantics involving on-disk state, in-memory cache state, and concurrent access by multiple processes. This means that, depending on your workload, you may experience exceptional, adequate, or poor performance with osxfs, the file system server in Docker for Mac. ![]() There is a lot of hate so better listen to the “members” instead of reading all the from the Docker for Mac team nailed the issue: Perhaps the most important thing to understand is that shared file system performance is multi-dimensional. This GitHub issue tracks the current state. But the bitter truth is it will take ages. Usually you would work on your source code and expect no slowdowns for building. When you develop a big dockerized application then you are in a bad spot. Let’s compare the results of Windows, Cent OS and Mac OS: Windows 10 100000+0 records in Write random data to a file in this directoryĭocker run -rm -it -v "$(PWD):/pwd" -w /pwd alpine time dd if=/dev/zero of=speedtest bs=1024 count=100000.We can spin up a container and write to a mounted volume by executing the following commands: The read and write access for mounted volumes is terrible. They fixed many issues, but the bitter truth is they missed something important. Docker just released a native MacOS runtime environment to run containers on Macs with ease.
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