flushcaches
Flushcaches is a command-line utility commonly found in Unix-like operating systems. Its primary function is to clear the operating system's disk cache. The disk cache is a part of system memory that the operating system uses to store frequently accessed data from the hard drive. This caching mechanism speeds up subsequent reads of the same data by avoiding the need to access the slower disk.
However, there are situations where clearing this cache is beneficial or necessary. For instance, developers might
When flushcaches is executed, it instructs the operating system to discard the contents of its disk cache.