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This article mainly introduces what is the use of Ram Disk in Utility. It has certain reference value. Interested friends can refer to it. I hope you will gain a lot after reading this article. Let Xiaobian take you to understand it together.

Ram Disk, as the name suggests, is a Disk created in Ram.

advantages

Read and write fast. Of course, it is many times faster than IDE and Flash.

It does not depend on external existence. What local storage, network storage, can not be. In particular, VxWorks itself does not rely on file systems when running, so there are still many scenarios where there is no other physical storage medium.

Anyway, VxWorks Ram is idle, don't let it lazy

disadvantages

Data is volatile. If you lose the power, you lose everything. It's clean. It doesn't need cleaning. It seems to be an advantage.

Capacity is limited. Ram is not very large, and 32-bit VxWorks can leave users with about 3GB of Ram.

With Disk, it is just a Device, generally in use, but also to create a block device on Disk, and this block device format. What kind of file system is formatted depends on the specific requirements.

Different versions of VxWorks provide slightly different APIs.

Thank you for reading this article carefully. I hope the article "What is the use of Ram Disk in Utility" shared by Xiaobian is helpful to everyone. At the same time, I hope everyone will support you a lot and pay attention to the industry information channel. More relevant knowledge is waiting for you to learn!

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