Searched +full:performance +full:- +full:affecting (Results 1 – 25 of 114) sorted by relevance
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| /kernel/linux/linux-5.10/tools/power/cpupower/man/ |
| D | cpupower-set.1 | 1 .TH CPUPOWER\-SET "1" "22/02/2011" "" "cpupower Manual"
3 cpupower\-set \- Set processor power related kernel or hardware configurations
6 .B cpupower set [ \-b VAL ]
11 registers affecting processor power saving policies.
15 described in the cpupower(1) manpage in the \-\-cpu option section. Whether an
24 \-\-perf-bias, \-b
27 its policy for the relative importance of performance versus energy savings to
30 The range of valid numbers is 0-15, where 0 is maximum
31 performance and 15 is maximum energy efficiency.
33 The processor uses this information in model-specific ways
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| /kernel/linux/linux-6.6/tools/power/cpupower/man/ |
| D | cpupower-set.1 | 1 .TH CPUPOWER\-SET "1" "22/02/2011" "" "cpupower Manual"
3 cpupower\-set \- Set processor power related kernel or hardware configurations
6 .B cpupower set [ \-b VAL ]
11 registers affecting processor power saving policies.
15 described in the cpupower(1) manpage in the \-\-cpu option section. Whether an
24 \-\-perf-bias, \-b
27 its policy for the relative importance of performance versus energy savings to
30 The range of valid numbers is 0-15, where 0 is maximum
31 performance and 15 is maximum energy efficiency.
33 The processor uses this information in model-specific ways
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| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-class-scsi_host | 7 Storage Control Unit embeds up to two 4-port controllers in
23 stack for a performance advantage when possible. A value of
28 controller wide, affecting all configured logical drives on the
34 Contact: linux-ide@vger.kernel.org
43 performance due to increased latency when coming out of lower
47 Tell the controller to have performance be a priority over power
60 a) It does not use host-initiated slumber mode, but it does
61 allow device-initiated slumber
68 Contact: linux-ide@vger.kernel.org
79 protocol that is being used by the driver (for eg. LED, SAF-TE,
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| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-class-scsi_host | 7 Storage Control Unit embeds up to two 4-port controllers in
23 stack for a performance advantage when possible. A value of
28 controller wide, affecting all configured logical drives on the
34 Contact: linux-ide@vger.kernel.org
43 performance due to increased latency when coming out of lower
47 Tell the controller to have performance be a priority over power
60 a) It does not use host-initiated slumber mode, but it does
61 allow device-initiated slumber
68 Contact: linux-ide@vger.kernel.org
79 protocol that is being used by the driver (for eg. LED, SAF-TE,
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| /kernel/linux/linux-6.6/Documentation/filesystems/nfs/ |
| D | knfsd-stats.rst | 5 :Authors: Greg Banks <gnb@sgi.com> - 26 Mar 2009
13 program from the nfs-utils distribution provides a helpful command-line
48 packets-arrived
58 However this is a more accurate and less workload-dependent measure
62 sockets-enqueued
68 network-facing work to be done but it couldn't be done immediately,
70 rate of change for this counter is zero; significantly non-zero
71 values may indicate a performance limitation.
74 pool for the NFS workload (the workload is thread-limited), in which
76 performance of the NFS workload.
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| /kernel/linux/linux-5.10/Documentation/filesystems/nfs/ |
| D | knfsd-stats.rst | 5 :Authors: Greg Banks <gnb@sgi.com> - 26 Mar 2009
13 program from the nfs-utils distribution provides a helpful command-line
48 packets-arrived
58 However this is a more accurate and less workload-dependent measure
62 sockets-enqueued
68 network-facing work to be done but it couldn't be done immediately,
70 rate of change for this counter is zero; significantly non-zero
71 values may indicate a performance limitation.
74 pool for the NFS workload (the workload is thread-limited), in which
76 performance of the NFS workload.
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| /kernel/linux/linux-5.10/Documentation/filesystems/ |
| D | ceph.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 performance, reliability, and scalability.
15 * N-way replication of data across storage nodes
32 re-replicated in a distributed fashion by the storage nodes themselves
37 in-memory cache above the file namespace that is extremely scalable,
39 and can tolerate arbitrary (well, non-Byzantine) node failures. The
41 storage to significantly improve performance for common workloads. In
61 files and bytes. That is, a 'getfattr -d foo' on any directory in the
72 setfattr -n ceph.quota.max_bytes -v 100000000 /some/dir
73 getfattr -n ceph.quota.max_bytes /some/dir
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| /kernel/linux/linux-6.6/Documentation/kernel-hacking/ |
| D | false-sharing.rst | 1 .. SPDX-License-Identifier: GPL-2.0
22 +-----------+ +-----------+
24 +-----------+ +-----------+
28 +----------------------+ +----------------------+
30 +----------------------+ +----------------------+
32 ---------------------------+------------------+-----------------------------
34 +----------------------+
36 +----------------------+
38 +----------------------+
47 There are many real-world cases of performance regressions caused by
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| /kernel/linux/linux-6.6/Documentation/filesystems/ |
| D | ceph.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 performance, reliability, and scalability.
15 * N-way replication of data across storage nodes
32 re-replicated in a distributed fashion by the storage nodes themselves
37 in-memory cache above the file namespace that is extremely scalable,
39 and can tolerate arbitrary (well, non-Byzantine) node failures. The
41 storage to significantly improve performance for common workloads. In
66 `_<SNAPSHOT-NAME>_<INODE-NUMBER>`. Since filenames in general can't have
67 more than 255 characters, and `<node-id>` takes 13 characters, the long
68 snapshot names can take as much as 255 - 1 - 1 - 13 = 240.
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| D | xfs-maintainer-entry-profile.rst | 5 --------
6 XFS is a well known high-performance filesystem in the Linux kernel.
10 Patches are generally merged to the for-next branch of the appropriate
12 After a testing period, the for-next branch is merged to the master
15 Kernel code are merged to the xfs-linux tree[0].
18 Ondisk format documentation are merged to the xfs-documentation tree[3].
21 list linux-xfs@vger.kernel.org.
24 -----
31 - **Outside Contributor**: Anyone who sends a patch but is not involved
36 - **Developer**: Someone who is familiar with the XFS codebase enough to
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/memory-controllers/ |
| D | nvidia,tegra20-emc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra20-emc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dmitry Osipenko <digetx@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12 - Thierry Reding <thierry.reding@gmail.com>
15 The External Memory Controller (EMC) interfaces with the off-chip SDRAM to
17 various performance-affecting settings beyond the obvious SDRAM configuration
23 const: nvidia,tegra20-emc
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| D | nvidia,tegra30-emc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra30-emc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dmitry Osipenko <digetx@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12 - Thierry Reding <thierry.reding@gmail.com>
15 The EMC interfaces with the off-chip SDRAM to service the request stream
16 sent from Memory Controller. The EMC also has various performance-affecting
23 const: nvidia,tegra30-emc
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| /kernel/linux/linux-6.6/Documentation/admin-guide/pm/ |
| D | cpuidle.rst | 1 .. SPDX-License-Identifier: GPL-2.0
5 .. |cpufreq| replace:: :doc:`CPU Performance Scaling <cpufreq>`
27 CPU idle time management is an energy-efficiency feature concerned about using
31 ------------
37 software as individual single-core processors. In other words, a CPU is an
46 Second, if the processor is multi-core, each core in it is able to follow at
61 Finally, each core in a multi-core processor may be able to follow more than one
66 multiple individual single-core "processors", referred to as *hardware threads*
67 (or hyper-threads specifically on Intel hardware), that each can follow one
78 ---------
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/memory-controllers/ |
| D | nvidia,tegra30-emc.yaml | 1 # SPDX-License-Identifier: (GPL-2.0)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra30-emc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dmitry Osipenko <digetx@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12 - Thierry Reding <thierry.reding@gmail.com>
15 The EMC interfaces with the off-chip SDRAM to service the request stream
16 sent from Memory Controller. The EMC also has various performance-affecting
23 const: nvidia,tegra30-emc
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| /kernel/linux/linux-5.10/Documentation/admin-guide/pm/ |
| D | cpuidle.rst | 1 .. SPDX-License-Identifier: GPL-2.0
5 .. |cpufreq| replace:: :doc:`CPU Performance Scaling <cpufreq>`
27 CPU idle time management is an energy-efficiency feature concerned about using
31 ------------
37 software as individual single-core processors. In other words, a CPU is an
46 Second, if the processor is multi-core, each core in it is able to follow at
61 Finally, each core in a multi-core processor may be able to follow more than one
66 multiple individual single-core "processors", referred to as *hardware threads*
67 (or hyper-threads specifically on Intel hardware), that each can follow one
78 ---------
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| /kernel/linux/linux-6.6/LICENSES/dual/ |
| D | CC-BY-4.0 | 1 Valid-License-Identifier: CC-BY-4.0
2 SPDX-URL: https://spdx.org/licenses/CC-BY-4.0
3 Usage-Guide:
6 with a GPL2 compatible license using "OR", as CC-BY-4.0 texts processed by
12 SPDX-License-Identifier: CC-BY-4.0
13 License-Text:
21 Creative Commons public licenses does not create a lawyer-client or
23 information available on an "as-is" basis. Creative Commons gives no
47 material not subject to the license. This includes other CC-
55 the licensor's permission is not necessary for any reason--for
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| /kernel/linux/linux-5.10/tools/testing/selftests/net/ |
| D | ipv6_route_update_soft_lockup.sh | 2 # SPDX-License-Identifier: GPL-2.0
11 # ┌----------------┐ ┌----------------┐
17 # | ┌-----------| nexthops |---------┐ |
18 # | |veth_source|<--------------------------------------->|veth_sink|<┐ |
19 # | └-----------|2001:0DB8:1::0:1/96 2001:0DB8:1::1:1/96 |---------┘ | |
22 # | ┌---------┐ | . . | | |
24 # | | routing | | . 2001:0DB8:1::1:80/96| ┌-----┐ |
26 # | | nexthop | | . └--------┴-----┴-┘
28 # | └-------- ┘ |
29 # └----------------┘
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| /kernel/linux/linux-6.6/tools/testing/selftests/net/ |
| D | ipv6_route_update_soft_lockup.sh | 2 # SPDX-License-Identifier: GPL-2.0
11 # ┌----------------┐ ┌----------------┐
17 # | ┌-----------| nexthops |---------┐ |
18 # | |veth_source|<--------------------------------------->|veth_sink|<┐ |
19 # | └-----------|2001:0DB8:1::0:1/96 2001:0DB8:1::1:1/96 |---------┘ | |
22 # | ┌---------┐ | . . | | |
24 # | | routing | | . 2001:0DB8:1::1:80/96| ┌-----┐ |
26 # | | nexthop | | . └--------┴-----┴-┘
28 # | └-------- ┘ |
29 # └----------------┘
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| /kernel/linux/linux-6.6/Documentation/mm/ |
| D | multigen_lru.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Multi-Gen LRU
6 The multi-gen LRU is an alternative LRU implementation that optimizes
7 page reclaim and improves performance under memory pressure. Page
14 ----------
20 * Simple self-correcting heuristics
23 implementations. In the multi-gen LRU, each generation represents a
25 (time-based) common frame of reference and therefore help make better
41 choices; thus self-correction is necessary.
43 The benefits of simple self-correcting heuristics are self-evident.
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| /kernel/linux/linux-6.6/Documentation/admin-guide/ |
| D | bcache.rst | 11 This is the git repository of bcache-tools:
12 https://git.kernel.org/pub/scm/linux/kernel/git/colyli/bcache-tools.git/
17 It's designed around the performance characteristics of SSDs - it only allocates
25 great lengths to protect your data - it reliably handles unclean shutdown. (It
29 Writeback caching can use most of the cache for buffering writes - writing
36 average is above the cutoff it will skip all IO from that task - instead of
47 You'll need bcache util from the bcache-tools repository. Both the cache device
50 bcache make -B /dev/sdb
51 bcache make -C /dev/sdc
53 `bcache make` has the ability to format multiple devices at the same time - if
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| /kernel/linux/linux-5.10/Documentation/admin-guide/ |
| D | bcache.rst | 11 This is the git repository of bcache-tools:
12 https://git.kernel.org/pub/scm/linux/kernel/git/colyli/bcache-tools.git/
17 It's designed around the performance characteristics of SSDs - it only allocates
25 great lengths to protect your data - it reliably handles unclean shutdown. (It
29 Writeback caching can use most of the cache for buffering writes - writing
36 average is above the cutoff it will skip all IO from that task - instead of
47 You'll need bcache util from the bcache-tools repository. Both the cache device
50 bcache make -B /dev/sdb
51 bcache make -C /dev/sdc
53 `bcache make` has the ability to format multiple devices at the same time - if
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| /kernel/linux/linux-6.6/crypto/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
170 bool "Disable run-time self tests"
173 Disable run-time self tests that normally take place at
177 bool "Enable extra run-time crypto self tests"
180 Enable extra run-time self tests of registered crypto algorithms,
246 menu "Public-key cryptography"
249 tristate "RSA (Rivest-Shamir-Adleman)"
255 RSA (Rivest-Shamir-Adleman) public key algorithm (RFC8017)
258 tristate "DH (Diffie-Hellman)"
262 DH (Diffie-Hellman) key exchange algorithm
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| /kernel/linux/linux-6.6/tools/perf/Documentation/ |
| D | perf-report.txt | 1 perf-report(1)
5 ----
6 perf-report - Read perf.data (created by perf record) and display the profile
9 --------
11 'perf report' [-i <file> | --input=file]
14 -----------
15 This command displays the performance counter profile information recorded
19 -------
20 -i::
21 --input=::
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| /kernel/linux/linux-5.10/tools/perf/Documentation/ |
| D | perf-report.txt | 1 perf-report(1)
5 ----
6 perf-report - Read perf.data (created by perf record) and display the profile
9 --------
11 'perf report' [-i <file> | --input=file]
14 -----------
15 This command displays the performance counter profile information recorded
19 -------
20 -i::
21 --input=::
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| /kernel/linux/linux-5.10/Documentation/admin-guide/sysctl/ |
| D | vm.rst | 13 ------------------------------------------------------------------------------
27 - admin_reserve_kbytes
28 - compact_memory
29 - compaction_proactiveness
30 - compact_unevictable_allowed
31 - dirty_background_bytes
32 - dirty_background_ratio
33 - dirty_bytes
34 - dirty_expire_centisecs
35 - dirty_ratio
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