Patent ID: 9367398
Filing Date: 2016-06-14
CPC Classification: G06F

Claim Text:
1. A method comprising: receiving a hash; recording metadata of the hash as journal data at a D-module of a content addressable storage (CAS) array on a first server, wherein the D-module is coupled to a R-Module and a C-Module; providing the journal data to a journal component on the D-Module; transferring the journal data from the journal component to a reserve memory in a memory of a second server using a remote direct memory access (RDMA), wherein the second server does not have access to the reserve memory; after failure of the D-module, retrieving the journal data from the reserve memory using the RDMA using the journal component without the D-Module being aware; and replacing the journal data lost from the failure of the D-module with the journal data from the reserve memory.