Systems and methods are provided for voice data processing. For example, a first data packet included in voice data transmitted by a client is received; the first data packet is stored in a storage area; whether to process one or more second data packets stored in the storage area is determined based on at least information associated with a type of the first data packet and a current storage state of the storage area; in response to a determination to process the second data packets, voice resources are applied for; and the second data packets stored in the storage area are processed using the voice resources.