Tracing aids debugging and performance analysis with a set of light-weight events t
Tracing addresses these observability shortcomings with an easily extended set of t
1 KB (159 words) - 15:48, 24 February 2021
=== Removed features and incompatible changes ===
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features'] page for details of suggested replacement functionality.
2 KB (214 words) - 15:30, 15 April 2024
Here are the outstanding tasks for a tracing patchset that can be
The first patchset that brings basic tracing features to QEMU.
4 KB (631 words) - 14:59, 11 October 2016
=== Tracing ===
* Simpletrace memory allocation tracing <b><font color="green">rc1</font></b> [Stefan]
7 KB (1,052 words) - 16:41, 29 November 2011
=== New deprecated options and features ===
...eprecated Features"] appendix for the full list of historically deprecated features/options.
7 KB (1,028 words) - 16:56, 21 February 2019
...registers mean we can boot more recent Linux kernels that probe for these features
* Removed dependency on external kernel headers, all supported KVM features are now built into the binary
8 KB (1,151 words) - 06:40, 13 October 2011
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features' ] page for details of suggested replacement functionality
=== New deprecated options and features ===
8 KB (1,060 words) - 18:28, 9 December 2021
** Tracing framework is described at [[Features/Tracing]] and in docs/tracing.txt in the source tree.
...and a bit of the human monitoring / control interface) is implemented in [[Features/QAPI|QAPI]] and [[Documentation/QMP|QMP]]. See also https://www.linux-kvm.
7 KB (1,227 words) - 07:18, 18 November 2021
...MODEL'',enforce", of course as long as TCG or KVM support the CPU's set of features. Previously, a few CPUs included extraneous CPUID flags that cause "-cpu ''
== Tracing ==
7 KB (980 words) - 15:30, 14 December 2014
* Various bug fixes, no new features.
...U Enhanced Disk (qed) image format. It is a disk image format that forgoes features found in qcow2 in favor of better levels of performance and data integrity.
16 KB (2,781 words) - 08:34, 12 October 2016
* Support for several new CPUID features related to AVX-512 instruction set extensions.
=== Tracing ===
9 KB (1,253 words) - 11:05, 21 December 2016
=== New deprecated options and features ===
...eprecated Features"] appendix for the full list of historically deprecated features/options.
11 KB (1,631 words) - 11:24, 3 December 2019
=== New deprecated options and features ===
...eprecated Features"] appendix for the full list of historically deprecated features/options.
12 KB (1,748 words) - 09:55, 28 April 2019
=== Removed features and incompatible changes ===
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features'] page for details of suggested replacement functionality.
12 KB (1,752 words) - 14:51, 19 April 2023
* Initial support for KVM on AArch64 systems (some features such as migration are not yet implemented)
...5420 is needed. In particular hotplug, pvpanic device and other ACPI based features now work for OVMF.
10 KB (1,572 words) - 19:24, 16 April 2014
=== New deprecated options and features ===
...eprecated Features"] appendix for the full list of historically deprecated features/options.
11 KB (1,707 words) - 08:58, 24 October 2019
=== New deprecated options and features ===
...System Emulation User's Guide for the full list of historically deprecated features/options.
12 KB (1,689 words) - 16:12, 14 May 2021
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features' ] page for details of suggested replacement functionality
=== New deprecated options and features ===
12 KB (1,665 words) - 16:02, 24 August 2021
=== New deprecated options and features ===
...System Emulation User's Guide for the full list of historically deprecated features/options.
14 KB (2,072 words) - 20:38, 28 April 2020
...virtio-blk implementation introduced in QEMU 1.4, now supports almost all features of the block layer including: image formats, POSIX AIO (aio=threads), I/O t
== Tracing ==
10 KB (1,454 words) - 10:42, 29 July 2014
=== Tracing ===
* TODO: tracing for qemu-io, qemu-img and qemu-nbd
12 KB (1,746 words) - 15:53, 1 September 2016
=== Removed features and incompatible changes ===
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features'] page for details of suggested replacement functionality.
14 KB (2,074 words) - 14:12, 15 August 2023
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features' ] page for details of suggested replacement functionality
=== New deprecated options and features ===
13 KB (1,888 words) - 07:16, 11 April 2022
=== Removed features and incompatible changes ===
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features'] page for details of suggested replacement functionality.
14 KB (2,029 words) - 10:59, 17 April 2024
=== Removed features and incompatible changes ===
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features'] page for details of suggested replacement functionality.
15 KB (2,193 words) - 13:57, 18 December 2023
=== Deprecated options and features ===
...eprecated Features"] appendix for the full list of historically deprecated features/options.
18 KB (2,730 words) - 10:02, 26 April 2018
.../master/system/deprecated.html#recently-removed-features "Recently removed features"] chapter of the QEMU System Emulation User's Guide.
=== New deprecated options and features ===
18 KB (2,670 words) - 01:26, 7 May 2022
...g a pflash drive. This feature is not supported when KVM is enabled. See [[Features/PC System Flash]] for more information.
* KVM guests support Hyper-V enlightenments. These are enabled by the -cpu features hv_spinlocks, hv_relaxed and hv_vapic.
8 KB (1,276 words) - 05:38, 3 June 2012
* Support for the XSAVE/XSAVEOPT, MPX, FSGSBASE and PKE features
=== Tracing ===
20 KB (2,998 words) - 09:09, 19 July 2016
...[https://qemu-project.gitlab.io/qemu/system/removed-features.html 'Removed features' ] page for details of suggested replacement functionality
=== New deprecated options and features ===
19 KB (2,811 words) - 07:39, 16 April 2021
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features'] page for details of suggested replacement functionality.
==== Other removed features ====
11 KB (1,553 words) - 14:27, 3 February 2023
=== New deprecated options and features ===
...eprecated Features"] appendix for the full list of historically deprecated features/options.
25 KB (3,731 words) - 14:03, 23 October 2019
...[https://qemu-project.gitlab.io/qemu/about/removed-features.html 'Removed features' ] page for details of suggested replacement functionality.
=== New deprecated options and features ===
13 KB (1,895 words) - 13:55, 20 August 2022
