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US 9,311,018 B2Granted
Hybrid storage system for a multi-level RAID architecture
AssigneeTaejin Info Tech Co., Ltd.
InventorByungcheol Cho
Life of this patent
Estimating the term…
Abstract
Disclosed is a hybrid storage system, which can include a hybrid RAID controller coupled to a system control board. Coupled to the hybrid RAID controller are a DDR RAID controller and a HDD/Flash RAID controller. A set of DDR RAID control blocks are coupled to the DDR RAID controller, each of the set of DDR RAID control blocks can include a set of DDR memory disks. Further, a set of HDD RAID control blocks are coupled to the HDD/Flash RAID controller, each of the set of HDD RAID control blocks can include a set of HDD/Flash SSD Units.
Claims5
A hybrid storage system for a multi-level RAID architecture, comprising:
- a hybrid RAID controller coupled to a system control board;
- a DDR RAID controller coupled to the hybrid RAID controller;
- a main data backup component directly coupled to the DDR RAID controller;
- a set of DDR RAID control blocks coupled to the DDR RAID controller, each of the set of DDR RAID control blocks comprising a set of DDR memory disks;
- a HDD RAID controller coupled to the hybrid RAID controller;
- and
- a set of HDD RAID control blocks coupled to the HDD RAID controller, each of the set of HDD RAID control blocks comprising a set of HDD/Flash SSD Units,
- wherein each of the set of DDR RAID control blocks further comprises:
- a hot spare disk coupled to the set of DDR memory disks;
- a RAID controller coupled to the set of DDR memory disks;
- a RAID fail component coupled to the RAID controller of the DDR RAID control block and to the hot spare disk;
- and
- a DDR RAID control block data backup component coupled to the RAID controller of the DDR RAID control block;
- wherein each of the set of HDD RAID control blocks further comprises:
- a hot spare disk coupled to the set of HDD/Flash SSD Units;
- a RAID controller coupled to the set of HDD/Flash SSD Units;
- and
- a RAID fail component coupled to the RAID controller of the HDD RAID control block and to the hot spare disk,
- wherein the system control board comprises cache memory connected to an interface,
- wherein the set of DDR memory disks are volatile semiconductor memories,
- wherein the hybrid RAID controller comprises a first high-speed data controller connected to the DDR RAID controller and a first low-speed data controller connected to the HDD RAID controller, and
- wherein the system control board comprises:
- a chip;
- a second high-speed data controller coupled to the chip;
- a second low-speed data controller coupled to the chip;
- a fibre channel chip coupled to the chip;
- a processor coupled to the chip;
- and
- the cache memory coupled to the processor.
26 more elements
A hybrid storage system for a multi-level RAID architecture, comprising:
- a hybrid RAID controller coupled to a system control board;
- a DDR RAID controller coupled to the hybrid RAID controller;
- a main data backup component directly coupled to the DDR RAID controller;
- a set of DDR RAID control blocks coupled to the DDR RAID controller, each of the set of DDR RAID control blocks comprising a set of DDR memory disks and a PCI-Express RAID controller;
- a HDD RAID controller coupled to the hybrid RAID controller;
- and
- a set of HDD RAID control blocks coupled to the HDD RAID controller, each of the set of HDD RAID control blocks comprising a set of HDD/Flash SSD Units, and a PCI-Express RAID controller,
- wherein each of the set of DDR RAID control blocks further comprises:
- a hot spare disk coupled to the set of DDR memory disks;
- a RAID fail component coupled to the RAID controller of the DDR RAID control block and to the hot spare disk;
- and
- a DDR RAID control block data backup component coupled to the RAID controller of the DDR RAID control block;
- wherein each of the set of HDD RAID control blocks further comprises:
- a hot spare disk coupled to the set of HDD/Flash SSD Units;
- and
- a RAID fail component coupled to the RAID controller of the HDD RAID control block and to the hot spare disk;
- wherein the system control board comprises cache memory connected to an interface,
- wherein the set of DDR memory disks are volatile semiconductor memories,
- wherein the hybrid RAID controller comprises a first high-speed data controller connected to the DDR RAID controller and a first low-speed data controller connected to the HDD RAID controller, and
- wherein the system control board comprises:
- a chip;
- a second high-speed data controller coupled to the chip;
- a second low-speed data controller coupled to the chip;
- a fibre channel chip coupled to the chip;
- a processor coupled to the chip;
- and
- the cache memory coupled to the processor.
24 more elements
A method for providing a hybrid storage system for a multi-level RAID architecture, comprising:
- coupling a hybrid RAID controller to a system control board;
- coupling a DDR RAID controller to the hybrid RAID controller;
- coupling a main data backup component directly to the DDR RAID controller;
- coupling a set of DDR RAID control blocks to the DDR RAID controller, each of the set of DDR RAID control blocks comprising a set of DDR memory disks;
- coupling an HDD RAID controller to the hybrid RAID controller;
- and
- coupling a set of HDD RAID control blocks to the HDD RAID controller, each of the set of HDD RAID control blocks comprising a set of HDD/Flash SSD Units,
- wherein each of the set of DDR RAID control blocks further comprises:
- a hot spare disk coupled to the set of DDR memory disks;
- a PCI-Express RAID controller coupled to the set of DDR memory disks;
- a RAID fail component coupled to the RAID controller of the DDR RAID control block and to the hot spare disk;
- and
- a DDR RAID control block data backup component coupled to the RAID controller of the DDR RAID control block;
- wherein each of the set of HDD RAID control blocks further comprises:
- a hot spare disk coupled to the set of HDD/Flash SSD Units;
- a PCI-Express RAID controller coupled to the set of HDD/Flash SSD Units;
- and
- a RAID fail component coupled to the RAID controller of the HDD RAID control block and to the hot spare disk;
- wherein the system control board comprises cache memory connected to an interface,
- wherein the set of DDR memory disks are volatile semiconductor memories,
- wherein the hybrid RAID controller comprises a first high-speed data controller connected to the DDR RAID controller and a first low-speed data controller connected to the HDD RAID controller, and
- wherein the system control board comprises:
- a chip;
- a second high-speed data controller coupled to the chip;
- a second low-speed data controller coupled to the chip;
- a fibre channel chip coupled to the chip;
- a processor coupled to the chip;
- and
- the cache memory coupled to the processor.
26 more elements
Dependencies are inferred from the claim text.