Patent ID: 9164856
Filing Date: 2015-10-20
Classification: G06F

Abstract:
1. A method comprising: managing persistent messaging data in a volatile memory of a primary instance of a multi-node server, wherein said persistent messaging data is stored in a Hard Disk Device (HDD) and a Fast Persistent Memory (FPM) of said primary instance; repeatedly replicating said persistent messaging data to a corresponding HDD and a corresponding FPM of at least one standby instance of said multi-node server; repeatedly copying said persistent messaging data stored in said FPM or said HDD of said at least one standby instance to a Recovery Memory Region (RMR) in a volatile memory of said at least one standby instance; and responsive to a failure of said primary instance, initiating a failover procedure by said standby instance, wherein said failover procedure comprises reading at least some of said persistent messaging data from said RMR in lieu of said HDD of said at least one standby instance.