Searched +full:high +full:- +full:performance (Results 1 – 25 of 1023) sorted by relevance
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| /kernel/linux/linux-5.10/Documentation/admin-guide/pm/ |
| D | intel-speed-select.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 collection of features that give more granular control over CPU performance.
9 With Intel(R) SST, one server can be configured for power and performance for a
14 - https://www.intel.com/content/www/us/en/architecture-and-technology/speed-select-technology-artic…
15 - https://builders.intel.com/docs/networkbuilders/intel-speed-select-technology-base-frequency-enha…
19 dynamically without pre-configuring via BIOS setup options. This dynamic
25 how these commands change the power and performance profile of the system under
29 intel-speed-select configuration tool
32 Most Linux distribution packages may include the "intel-speed-select" tool. If not,
38 # cd tools/power/x86/intel-speed-select/
[all …]
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| /kernel/linux/linux-6.6/Documentation/admin-guide/pm/ |
| D | intel-speed-select.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 collection of features that give more granular control over CPU performance.
9 With Intel(R) SST, one server can be configured for power and performance for a
14 - https://www.intel.com/content/www/us/en/architecture-and-technology/speed-select-technology-artic…
15 - https://builders.intel.com/docs/networkbuilders/intel-speed-select-technology-base-frequency-enha…
19 dynamically without pre-configuring via BIOS setup options. This dynamic
25 how these commands change the power and performance profile of the system under
29 intel-speed-select configuration tool
32 Most Linux distribution packages may include the "intel-speed-select" tool. If not,
38 # cd tools/power/x86/intel-speed-select/
[all …]
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| /kernel/linux/linux-5.10/tools/power/x86/x86_energy_perf_policy/ |
| D | x86_energy_perf_policy.8 | 1 .\" This page Copyright (C) 2010 - 2015 Len Brown <len.brown@intel.com>
5 x86_energy_perf_policy \- Manage Energy vs. Performance Policy via x86 Model Specific Registers
10 .RB "scope: \-\-cpu\ cpu-list | \-\-pkg\ pkg-list"
12 .RB "cpu-list, pkg-list: # | #,# | #-# | all"
14 .RB "field: \-\-all | \-\-epb | \-\-hwp-epp | \-\-hwp-min | \-\-hwp-max | \-\-hwp-desired"
16 .RB "other: (\-\-force | \-\-hwp-enable | \-\-turbo-enable) value)"
18 .RB "value: # | default | performance | balance-performance | balance-power | power"
21 displays and updates energy-performance policy settings specific to
23 updates, no matter if the Linux cpufreq sub-system is enabled or not.
27 such as how aggressively the hardware enters and exits CPU idle states (C-states)
[all …]
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| /kernel/linux/linux-6.6/tools/power/x86/x86_energy_perf_policy/ |
| D | x86_energy_perf_policy.8 | 1 .\" This page Copyright (C) 2010 - 2015 Len Brown <len.brown@intel.com>
5 x86_energy_perf_policy \- Manage Energy vs. Performance Policy via x86 Model Specific Registers
10 .RB "scope: \-\-cpu\ cpu-list | \-\-pkg\ pkg-list"
12 .RB "cpu-list, pkg-list: # | #,# | #-# | all"
14 .RB "field: \-\-all | \-\-epb | \-\-hwp-epp | \-\-hwp-min | \-\-hwp-max | \-\-hwp-desired"
16 .RB "other: (\-\-force | \-\-hwp-enable | \-\-turbo-enable) value)"
18 .RB "value: # | default | performance | balance-performance | balance-power | power"
21 displays and updates energy-performance policy settings specific to
23 updates, no matter if the Linux cpufreq sub-system is enabled or not.
27 such as how aggressively the hardware enters and exits CPU idle states (C-states)
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/bus/ |
| D | aspeed,ast2600-ahbc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/bus/aspeed,ast2600-ahbc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ASPEED Advanced High-Performance Bus Controller (AHBC)
10 - Neal Liu <neal_liu@aspeedtech.com>
11 - Chia-Wei Wang <chiawei_wang@aspeedtech.com>
14 Advanced High-performance Bus Controller (AHBC) supports plenty of mechanisms
16 to control the overall operations of Advanced High-performance Bus (AHB).
21 - aspeed,ast2600-ahbc
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| /kernel/linux/linux-5.10/Documentation/usb/ |
| D | ehci.rst | 5 27-Dec-2002
7 The EHCI driver is used to talk to high speed USB 2.0 devices using
8 USB 2.0-capable host controller hardware. The USB 2.0 standard is
11 - "High Speed" 480 Mbit/sec (60 MByte/sec)
12 - "Full Speed" 12 Mbit/sec (1.5 MByte/sec)
13 - "Low Speed" 1.5 Mbit/sec
15 USB 1.1 only addressed full speed and low speed. High speed devices
24 high speed "split transactions" that don't waste transfer bandwidth.
31 While usb-storage devices have been available since mid-2001 (working
33 been available since late 2001, and other kinds of high speed devices
[all …]
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| /kernel/linux/linux-6.6/Documentation/usb/ |
| D | ehci.rst | 5 27-Dec-2002
7 The EHCI driver is used to talk to high speed USB 2.0 devices using
8 USB 2.0-capable host controller hardware. The USB 2.0 standard is
11 - "High Speed" 480 Mbit/sec (60 MByte/sec)
12 - "Full Speed" 12 Mbit/sec (1.5 MByte/sec)
13 - "Low Speed" 1.5 Mbit/sec
15 USB 1.1 only addressed full speed and low speed. High speed devices
24 high speed "split transactions" that don't waste transfer bandwidth.
31 While usb-storage devices have been available since mid-2001 (working
33 been available since late 2001, and other kinds of high speed devices
[all …]
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| /kernel/linux/linux-6.6/tools/power/cpupower/bench/ |
| D | README-BENCH | 1 This is cpufreq-bench, a microbenchmark for the cpufreq framework.
7 - Identify worst case performance loss when doing dynamic frequency
9 - Identify average reaction time of a governor to CPU load changes
10 - (Stress) Testing whether a cpufreq low level driver or governor works
12 - Identify cpufreq related performance regressions between kernels
13 - Possibly Real time priority testing? -> what happens if there are
15 - ...
18 - Power saving related regressions (In fact as better the performance
21 - Real world (workloads)
27 cpufreq-bench helps to test the condition of a given cpufreq governor.
[all …]
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| /kernel/linux/linux-5.10/tools/power/cpupower/bench/ |
| D | README-BENCH | 1 This is cpufreq-bench, a microbenchmark for the cpufreq framework.
7 - Identify worst case performance loss when doing dynamic frequency
9 - Identify average reaction time of a governor to CPU load changes
10 - (Stress) Testing whether a cpufreq low level driver or governor works
12 - Identify cpufreq related performance regressions between kernels
13 - Possibly Real time priority testing? -> what happens if there are
15 - ...
18 - Power saving related regressions (In fact as better the performance
21 - Real world (workloads)
27 cpufreq-bench helps to test the condition of a given cpufreq governor.
[all …]
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| /kernel/linux/linux-6.6/drivers/platform/mellanox/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
23 This driver handles hot-plug events for the power suppliers, power
43 This driver provides support for the Mellanox MSN4800-XX line cards,
45 providing a high performance switching solution for Enterprise Data
46 Centers (EDC) for building Ethernet based clusters, High-Performance
73 tristate "Mellanox BlueField Performance Monitoring Counters driver"
79 to performance monitoring counters within various blocks in the
92 serial port (RS-232 interface), an OOB port (1G/100M MDI interface)
96 System equipped with Nvidia®Spectrum-1 32x100GbE Ethernet switch.
|
| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/sound/ |
| D | cirrus,cs4234.yaml | 1 # SPDX-License-Identifier: (GPL-2.0+ OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
14 high performance analog to digital conversion, 4 channels of high
15 performance digital to analog conversion for audio, and 1 channel of
19 standard audio grade DAC, with performance specifications identical
22 provide lead time for the external switch-mode power supply, and a
24 low-latency path to the outputs.
29 - cirrus,cs4234
[all …]
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/sound/ |
| D | cirrus,cs4234.yaml | 1 # SPDX-License-Identifier: (GPL-2.0+ OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - patches@opensource.cirrus.com
14 high performance analog to digital conversion, 4 channels of high
15 performance digital to analog conversion for audio, and 1 channel of
19 standard audio grade DAC, with performance specifications identical
22 provide lead time for the external switch-mode power supply, and a
24 low-latency path to the outputs.
29 - cirrus,cs4234
[all …]
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| /kernel/linux/linux-5.10/drivers/scsi/ |
| D | sense_codes.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
4 * http://www.t10.org/lists/asc-num.txt [most recent: 20200817]
9 SENSE_CODE(0x0002, "End-of-partition/medium detected")
11 SENSE_CODE(0x0004, "Beginning-of-partition/medium detected")
12 SENSE_CODE(0x0005, "End-of-data detected")
51 SENSE_CODE(0x0409, "Logical unit not ready, self-test in progress")
87 SENSE_CODE(0x0801, "Logical unit communication time-out")
89 SENSE_CODE(0x0803, "Logical unit communication CRC error (Ultra-DMA/32)")
102 SENSE_CODE(0x0B01, "Warning - specified temperature exceeded")
103 SENSE_CODE(0x0B02, "Warning - enclosure degraded")
[all …]
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| /kernel/linux/linux-6.6/drivers/scsi/ |
| D | sense_codes.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
4 * http://www.t10.org/lists/asc-num.txt [most recent: 20200817]
9 SENSE_CODE(0x0002, "End-of-partition/medium detected")
11 SENSE_CODE(0x0004, "Beginning-of-partition/medium detected")
12 SENSE_CODE(0x0005, "End-of-data detected")
51 SENSE_CODE(0x0409, "Logical unit not ready, self-test in progress")
87 SENSE_CODE(0x0801, "Logical unit communication time-out")
89 SENSE_CODE(0x0803, "Logical unit communication CRC error (Ultra-DMA/32)")
102 SENSE_CODE(0x0B01, "Warning - specified temperature exceeded")
103 SENSE_CODE(0x0B02, "Warning - enclosure degraded")
[all …]
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| /kernel/linux/linux-6.6/Documentation/scsi/ |
| D | FlashPoint.rst | 1 .. SPDX-License-Identifier: GPL-2.0
17 FREMONT, CA, -- October 8, 1996 -- Mylex Corporation has expanded Linux
33 Linux is a freely-distributed implementation of UNIX for Intel x86, Sun
53 produces high performance disk array (RAID) controllers, and complementary
58 enhance CPU utilization, optimize I/O performance, and ensure data security
71 510/796-6100
78 BusLogic FlashPoint LT/BT-948 Upgrade Program
82 BusLogic FlashPoint LW/BT-958 Upgrade Program
89 particularly well suited for a high performance multitasking operating
91 vendors as the latest thing, and has been sold even on many of their high
[all …]
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| /kernel/linux/linux-5.10/Documentation/scsi/ |
| D | FlashPoint.rst | 1 .. SPDX-License-Identifier: GPL-2.0
17 FREMONT, CA, -- October 8, 1996 -- Mylex Corporation has expanded Linux
33 Linux is a freely-distributed implementation of UNIX for Intel x86, Sun
53 produces high performance disk array (RAID) controllers, and complementary
58 enhance CPU utilization, optimize I/O performance, and ensure data security
71 510/796-6100
78 BusLogic FlashPoint LT/BT-948 Upgrade Program
82 BusLogic FlashPoint LW/BT-958 Upgrade Program
89 particularly well suited for a high performance multitasking operating
91 vendors as the latest thing, and has been sold even on many of their high
[all …]
|
| /kernel/linux/linux-6.6/Documentation/virt/ |
| D | paravirt_ops.rst | 1 .. SPDX-License-Identifier: GPL-2.0
13 including native machine -- without any hypervisors.
16 corresponding to low-level critical instructions and high-level
18 time by enabling binary patching of the low-level critical operations
23 - simple indirect call
24 These operations correspond to high-level functionality where it is
27 - indirect call which allows optimization with binary patch
28 Usually these operations correspond to low-level critical instructions. They
29 are called frequently and are performance critical. The overhead is
32 - a set of macros for hand written assembly code
[all …]
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| /kernel/linux/linux-5.10/Documentation/virt/ |
| D | paravirt_ops.rst | 1 .. SPDX-License-Identifier: GPL-2.0
13 including native machine -- without any hypervisors.
16 corresponding to low level critical instructions and high level
17 functionalities in various areas. pv-ops allows for optimizations at run
18 time by enabling binary patching of the low-ops critical operations
23 - simple indirect call
24 These operations correspond to high level functionality where it is
27 - indirect call which allows optimization with binary patch
29 are called frequently and are performance critical. The overhead is
32 - a set of macros for hand written assembly code
[all …]
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| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-platform_profile | 4 Description: This file contains a space-separated list of profiles supported for this device.
6 Drivers must use the following standard profile-names:
9 low-power Low power consumption
13 and performance
14 balanced-performance Balance between performance and low
16 towards performance
17 performance High performance operation
34 either directly by the embedded-controller or fully handled
|
| /kernel/linux/linux-5.10/fs/squashfs/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "SquashFS 4.0 - Squashed file system support"
7 Read-Only File System). Squashfs is a highly compressed read-only
16 Squashfs is intended for general read-only filesystem use, for
51 Doing so can significantly improve performance because
62 decompression. Each one exhibits various trade-offs between
63 decompression performance and CPU and memory usage.
70 Traditionally Squashfs has used single-threaded decompression.
78 poor performance on parallel I/O workloads when using multiple CPU
82 using this option may improve overall I/O performance.
[all …]
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| /kernel/linux/linux-6.6/Documentation/userspace-api/ |
| D | sysfs-platform_profile.rst | 5 On modern systems the platform performance, temperature, fan and other
13 operation or towards performance.
19 NOT a goal of this API to allow monitoring the resulting performance
20 characteristics. Monitoring performance is best done with device/vendor
23 Specifically when selecting a high performance profile the actual achieved
24 performance may be limited by various factors such as: the heat generated
27 about any sub-optimal conditions which are impeding reaching the requested
28 performance level.
33 gets a consistent experience the sysfs-platform_profile ABI document defines
42 expected behaviour, to the sysfs-platform_profile ABI documentation.
|
| /kernel/linux/linux-6.6/fs/squashfs/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "SquashFS 4.0 - Squashed file system support"
7 Read-Only File System). Squashfs is a highly compressed read-only
16 Squashfs is intended for general read-only filesystem use, for
51 Doing so can significantly improve performance because
88 decompression. Each one exhibits various trade-offs between
89 decompression performance and CPU and memory usage.
97 Traditionally Squashfs has used single-threaded decompression.
106 poor performance on parallel I/O workloads when using multiple CPU
110 using this option may improve overall I/O performance.
[all …]
|
| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/regulator/ |
| D | richtek,rt5759-regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/richtek,rt5759-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Richtek RT5759 High Performance DCDC Converter
10 - ChiYuan Huang <cy_huang@richtek.com>
13 The RT5759 is a high-performance, synchronous step-down DC-DC converter that
15 voltage can be programmable with I2C controlled 7-Bit VID.
18 https://www.richtek.com/assets/product_file/RT5759/DS5759-00.pdf
23 - richtek,rt5759
[all …]
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| /kernel/linux/linux-5.10/arch/nds32/ |
| D | Kconfig.cpu | 1 # SPDX-License-Identifier: GPL-2.0-only
27 enhance system performance by reducing the context switch
39 However, performance loss in float point calculations is
43 say N to prevent performance loss.
50 A set of Zero-Overhead Loop mechanism is provided to reduce the
51 instruction fetch and execution overhead of loop-control instructions.
102 prompt "Paging -- page size "
111 bool "Disable I-Cache"
117 bool "Disable D-Cache"
123 bool "Force write through D-cache"
[all …]
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| /kernel/linux/linux-5.10/fs/erofs/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
8 EROFS (Enhanced Read-Only File System) is a lightweight
9 read-only file system with modern designs (eg. page-sized
11 high-performance read-only requirements, e.g. Android OS
14 It also provides fixed-sized output compression support,
16 compression ratios, which is more useful to achieve high
17 performance for embedded devices with limited memory.
75 Enable fixed-sized output compression for EROFS.
89 into 8k-unit, hard limit should not be configured
|
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