scenarios, it is possible to allocate space frequently at the beginning, but after the allocation is complete, performance recovers. 3. The Client queries the ChunkServer for the leader ChunkServer node During apply, BRaft will call the function that we pass in through the user state machine to complete the disk write operation. CurveFS architecture Curvefs implements the file system interface

"congested". This instructs the kernel to * expect that queued requests will take some time to complete, and to * adjust its algorithms accordingly (e.g. by putting a waiting thread * to sleep instead