Local caching method, device and system of object storage system, medium and equipment

The invention discloses a local caching method, device and system of an object storage system, a medium computer readable storage and electronic equipment. The method comprises the following steps: receiving a write operation instruction; wherein the write operation instruction comprises a deletion operation and a new operation; searching identity information of a corresponding storage bucket according to the write operation instruction; according to the identity information, carrying out locking operation on the corresponding storage bucket; and performing write operation on the storage bucket subjected to the locking operation, after a write operation instruction is received, a corresponding storage bucket is searched according to identity information in the write operation instruction, the storage bucket is subjected to locking operation, and write operation is performed on the storage bucket after the locking operation, so that the next operation can be executed only after the write operation is completed