Ken Gibson PRESENTATION TITLE GOES HERE … · PRESENTATION TITLE GOES HERE Ken Gibson Intel...
Transcript of Ken Gibson PRESENTATION TITLE GOES HERE … · PRESENTATION TITLE GOES HERE Ken Gibson Intel...
PRESENTATION TITLE GOES HERE Ken Gibson
Intel Director, NVM SW Architecture
Memory is the New Storage
Opportunities for Storage SW Innovators
JANUARY 20, 2016, SAN JOSE, CA
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NAND MLC NVMe SSD (4kB read)
3D Xpoint NVMe SSD (4kB read)
DIMM Memory (64B read)
Persistent Memory is Coming La
tenc
y (u
secs
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I/O
Capacity Storage
The End-State
Capacity Storage
In-Place Working Storage
Next Generation NVM
Hot Storage
Working Data
DRAM
HDD SSD
Today The Future
Working Memory and Hot Storage Tier Merge
Evolving the Software Architecture
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File APIs
Application
OS Kernel
File SystemFS-based Data
Services
Block Drivers
Working Data
DRAM
Block Filters
File Filters
Data I/O
Example Data ServicesLocal & Remote ReplicationSnapshotData protection, RAID, etc.Tiering, CachingData reduction: Dedup, CompressionAudit trail, EncryptionVirus protectionOther Compliance features….
Starting with Today’s Storage SW Stack
I/O-based Storage
A Possible Next Evolutionary Step
File APIs
Application
OS Kernel
File System-based Data Services
Optimized Block Drivers
Working Data
DRAM
Persistent Memory
Load StoreAccess
Block Filters
File Filters
Data Copies
I/O-based Storage
Similar File APIs
New User ModeNVM Data Services Libraries
SNIA NVM Programming Model + I/O-based Application APIs
~1uS Latency
The End State In-Place Working Storage
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Eliminating the I/O Intercept Point
File APIs
Application
OS Kernel
File SystemFS-based Data
Services
Block Drivers
Working Data
Stored In-Place
In-PlaceWorking Storage
Block Filters
File Filters
I/O
I/O-based Storage
The Opportunity for Storage SW Innovators
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Data Services for In-Place Working Storage
File APIs
Application
OS Kernel
File SystemFS-based Data
Services
Block Drivers
Working Data
Persisted In-Place
In-PlaceWorking Storage
Block Filters
File Filters
I/O-based Storage
New APIs and Data Services
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NVDIMM
User Space
Kernel Space
Application
Load/Store Standard File API
pmem-Aware File System
MMU Mappings
NVM Library
• Open Source • http://pmem.io
• libpmem • libpmemobj • libpmemblk • libpmemlog • libvmem • libvmmalloc
Transactional
Kick-starting SW Innovation with the Open Source NVM Library
NVDIMM
User Space
Kernel Space
Application
Load/Store Standard File API
pmem-Aware File System
MMU Mappings
No Page Cache
msync() FlushViewOfFile()
pmem_persist()
Write I/O Replaced with Persist Points
Traditional APIs NVML API
NVM Library
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Join the Discussion
Learn about the Persistent Memory programming model http://www.snia.org/forums/sssi/nvmp
Join the pmem NVM Libraries Open Source project http://pmem.io
Read the documents and code supporting ACPI 6.0 and Linux NFIT drivers
http://www.uefi.org/sites/default/files/resources/ACPI_6.0.pdf https://git.kernel.org/cgit/linux/kernel/git/djbw/nvdimm.git/log/?h=nd https://github.com/pmem/ndctl http://pmem.io/documents/ https://github.com/01org/prd
Intel Architecture Instruction Set Extensions Programming Reference https://software.intel.com/en-us/intel-isa-extensions
Intel 3D XPointTM Memory http://www.intel.com/content/www/us/en/architecture-and-technology/non-
volatile-memory.html