how to use trim command

Some time ago to do some of the SSD optimization work, SSD's biggest problem is that after a long time use, IO performance will drop dramatically. The main problem is that in order to prevent the "write amplification" problem, SSD firmware uses a

OSX: it may not be a good idea to enable the ssd trim function. A long time ago, since people started loading SSD to Mac machines and OSX began to support TRIM, people began to pay attention to enabling the TRIM function of OSX to optimize SSD

Can TRIM operations be performed in RAID? I wonder if you have considered the following question: can TRIM operations be supported in RAID? Imagine how to unmap the data block in the SSD by using the TRIM command after the RAID is created on the SSD

One problem for users who want to equip their old Mac with a third-party SSD (SSD) is that the OS X system does not turn on TRIM support for Third-party SSDs. TRIM is a system-level command that allows the operating system to communicate with

What is the trim of SSD solid state drive? The trim of SSD can avoid the use of useless data as useful data in the garbage collection, so as to prolong the life of SSD. In HDD mechanical hard drives, the logical location of the deleted

When it comes to converting or editing image files in Linux, ImageMagick is undoubtedly one of the most well-known integrated software. It contains a complete set of command-line tools to display, convert, or copy raster or vector image files of

No Zuo no die, which is not upgraded to Yosemite, and then found that trim activated in mavericks is not working here, and prompts that trim enable is not suitable for this version. Then, the tragedy began. I found an old post and changed the kernel

Usually like to pick up the camera to record the wonderful moments around, but the elderly parents always do not like to see my pictures on the computer, but only to wash them out. Due to the size limit of the digital camera, it is always required

Zhang Hua posted: 2016-03-23Copyright Notice: Can be reproduced arbitrarily, please be sure to use hyperlinks in the form of the original source of the article and the author's information and this copyright

Example Description: 1. The trim command is used to trim the graphic entity. This command is used in many ways, not only to trim two-dimensional objects that intersect or intersect, but also to trim three-dimensional objects. The method is called: