RU2009138348A - Технологии уничтожения при удалении для оптимизации твердотельного накопителя - Google Patents
Технологии уничтожения при удалении для оптимизации твердотельного накопителя Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0604—Improving or facilitating administration, e.g. storage management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0614—Improving the reliability of storage systems
- G06F3/0619—Improving the reliability of storage systems in relation to data integrity, e.g. data losses, bit errors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/0643—Management of files
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
- G06F3/0652—Erasing, e.g. deleting, data cleaning, moving of data to a wastebasket
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0659—Command handling arrangements, e.g. command buffers, queues, command scheduling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
- G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
- G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
- G06F12/0866—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches for peripheral storage systems, e.g. disk cache
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/21—Employing a record carrier using a specific recording technology
- G06F2212/214—Solid state disk
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/72—Details relating to flash memory management
- G06F2212/7209—Validity control, e.g. using flags, time stamps or sequence numbers
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Computer Security & Cryptography (AREA)
- Software Systems (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
1. Система для пометки данных, сохраненных на твердотельном накопителе ("SSD"), как недействительных, причем система содержит ! драйвер SSD, связанный с файловой системой через первый интерфейс, при этом первый интерфейс включает в себя командный интерфейс, функционирующий так, чтобы передавать информацию о недействительных данных из файловой системы драйверу SSD, и при этом информация о недействительных данных идентифицирует данные, сохраненные на SSD, которые соответствуют информации, удаляемой файловой системой; и ! второй интерфейс, функционирующий так, чтобы связывать драйвер SSD с SSD так, чтобы инструктировать SSD пометить данные, сохраненные на SSD, которые соответствуют информации, удаляемой файловой системой, как недействительные. ! 2. Система по п.1, в которой командный интерфейс осуществлен как новая команда управления вводом-выводом ("IOCTL"). ! 3. Система по п.1, в которой командный интерфейс осуществлен как расширение к команде управления вводом-выводом ("IOCTL"). ! 4. Система по п.1, в которой информация о недействительных данных включает в себя логическую адресацию блоков ("LBA") и длину. ! 5. Система по п.1, в которой пометка данных, сохраненных на SSD, как недействительных дает возможность SSD избежать ненужных операций с недействительными данными. ! 6. Система по п.5, в которой предоставление возможности SSD избегать ненужных операций с недействительными данными дополнительно подразумевает операции драйвера SSD. ! 7. Система по п.1, в которой второй интерфейс является интерфейсом усовершенствованной технологии присоединения ("ATA"). ! 8. Система по п.1, в которой второй интерфейс является интерфейсом малых компьютерных систем ("SCSI").
Claims (20)
1. Система для пометки данных, сохраненных на твердотельном накопителе ("SSD"), как недействительных, причем система содержит
драйвер SSD, связанный с файловой системой через первый интерфейс, при этом первый интерфейс включает в себя командный интерфейс, функционирующий так, чтобы передавать информацию о недействительных данных из файловой системы драйверу SSD, и при этом информация о недействительных данных идентифицирует данные, сохраненные на SSD, которые соответствуют информации, удаляемой файловой системой; и
второй интерфейс, функционирующий так, чтобы связывать драйвер SSD с SSD так, чтобы инструктировать SSD пометить данные, сохраненные на SSD, которые соответствуют информации, удаляемой файловой системой, как недействительные.
2. Система по п.1, в которой командный интерфейс осуществлен как новая команда управления вводом-выводом ("IOCTL").
3. Система по п.1, в которой командный интерфейс осуществлен как расширение к команде управления вводом-выводом ("IOCTL").
4. Система по п.1, в которой информация о недействительных данных включает в себя логическую адресацию блоков ("LBA") и длину.
5. Система по п.1, в которой пометка данных, сохраненных на SSD, как недействительных дает возможность SSD избежать ненужных операций с недействительными данными.
6. Система по п.5, в которой предоставление возможности SSD избегать ненужных операций с недействительными данными дополнительно подразумевает операции драйвера SSD.
7. Система по п.1, в которой второй интерфейс является интерфейсом усовершенствованной технологии присоединения ("ATA").
8. Система по п.1, в которой второй интерфейс является интерфейсом малых компьютерных систем ("SCSI").
9. Система по п.1, в которой информация, удаляемая файловой системой, является файлом или его частью.
10. Система по п.1, в которой действительные данные, сохраненные на SSD, которые соответствуют информации, не удаленной файловой системой, не помечаются на SSD как недействительные данные.
11. Способ пометки данных, сохраненных на твердотельном накопителе ("SSD"), как недействительных, причем способ содержит этапы, на которых:
принимают событие, указывающее удаляемую информацию;
идентифицируют данные, сохраненные на SSD, которые соответствуют удаляемой информации; и
инструктируют SSD пометить идентифицированные данные как недействительные.
12. Способ по п.11, в котором событие принимается от файловой системы.
13. Способ по п.11, в котором событие принимается через команду управления вводом-выводом ("IOCTL").
14. Способ по п.11, в котором инструктирование выполняется через интерфейс усовершенствованной технологии присоединения ("ATA").
15. Способ по п.11, в котором инструктирование выполняется через интерфейс малых компьютерных систем ("SCSI").
16. Способ по п.11, в котором идентифицированные данные, помеченные как недействительные, позволяют SSD избежать ненужных операций с недействительными данными.
17. Способ по п.11, в котором удаляемая информация является файлом.
18. Способ по п.11, в котором идентификация включает в себя логическую адресацию блоков ("LBA") и длину.
19. Машиночитаемый носитель, включающий в себя машиночитаемые инструкции, осуществляющие способ пометки данных, сохраненных на твердотельном накопителе ("SSD"), как недействительных, причем способ содержит этапы, на которых:
принимают событие, указывающее удаляемую информацию;
идентифицируют данные, сохраненные на SSD, которые соответствуют удаляемой информации; и
инструктируют SSD пометить идентифицированные данные как недействительные.
20. Машиночитаемый носитель по п.19, в котором удаляемая информация является файлом.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US91272807P | 2007-04-19 | 2007-04-19 | |
US60/912,728 | 2007-04-19 | ||
US12/030,193 | 2008-02-12 | ||
US12/030,193 US9207876B2 (en) | 2007-04-19 | 2008-02-12 | Remove-on-delete technologies for solid state drive optimization |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2009138348A true RU2009138348A (ru) | 2011-04-27 |
RU2456664C2 RU2456664C2 (ru) | 2012-07-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2009138348/08A RU2456664C2 (ru) | 2007-04-19 | 2008-04-01 | Технологии уничтожения при удалении для оптимизации твердотельного накопителя |
Country Status (9)
Country | Link |
---|---|
US (4) | US9207876B2 (ru) |
EP (1) | EP2135167B1 (ru) |
JP (1) | JP2010525453A (ru) |
KR (1) | KR20100015506A (ru) |
CN (2) | CN106293517B (ru) |
BR (1) | BRPI0809287B1 (ru) |
RU (1) | RU2456664C2 (ru) |
TW (1) | TWI514134B (ru) |
WO (1) | WO2008130799A1 (ru) |
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- 2008-04-01 RU RU2009138348/08A patent/RU2456664C2/ru active
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- 2008-04-01 CN CN201610605653.1A patent/CN106293517B/zh active Active
- 2008-04-01 EP EP08744884.1A patent/EP2135167B1/en active Active
- 2008-04-01 JP JP2010504149A patent/JP2010525453A/ja active Pending
- 2008-04-01 CN CN200880012571A patent/CN101663652A/zh active Pending
- 2008-04-01 BR BRPI0809287-7A patent/BRPI0809287B1/pt active IP Right Grant
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US20190146673A1 (en) | 2019-05-16 |
CN106293517A (zh) | 2017-01-04 |
US9207876B2 (en) | 2015-12-08 |
CN106293517B (zh) | 2019-09-20 |
EP2135167B1 (en) | 2018-08-22 |
CN101663652A (zh) | 2010-03-03 |
TW200900925A (en) | 2009-01-01 |
BRPI0809287B1 (pt) | 2019-11-05 |
WO2008130799A1 (en) | 2008-10-30 |
US20160162194A1 (en) | 2016-06-09 |
BRPI0809287A2 (pt) | 2014-10-14 |
US10976928B2 (en) | 2021-04-13 |
TWI514134B (zh) | 2015-12-21 |
US10156988B2 (en) | 2018-12-18 |
US20080263305A1 (en) | 2008-10-23 |
JP2010525453A (ja) | 2010-07-22 |
US9696907B2 (en) | 2017-07-04 |
EP2135167A4 (en) | 2012-06-20 |
RU2456664C2 (ru) | 2012-07-20 |
US20170336977A1 (en) | 2017-11-23 |
KR20100015506A (ko) | 2010-02-12 |
EP2135167A1 (en) | 2009-12-23 |
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