shaba/libvirt
1
0
Fork 0
mirror of https://gitlab.com/libvirt/libvirt.git synced 2024-12-22 17:34:18 +03:00
Code Releases Activity

docs: formatdomain: Remove 'elementsMemoryBacking' anchor

Browse Source 
Reworded documentation around one of the local links.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2022-05-13 10:31:31 +02:00
parent 14f11cf375
commit e1f9c35220
2 changed files with 8 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
docs/formatdomain.rst
View File

@ -970,7 +970,6 @@ Memory Allocation
fly. If this is omitted, it defaults to the same value as the ``memory``
element. The ``unit`` attribute behaves the same as for ``memory``.
:anchor:`<a id="elementsMemoryBacking"/>`
Memory Backing
--------------
@ -1083,7 +1082,7 @@ Memory Tuning
killed by the kernel if the guess is too low, and determining the memory
needed for a process to run is an `undecidable
problem <https://en.wikipedia.org/wiki/Undecidable_problem>`__; that said, if
you already set ``locked`` in `memory backing <#elementsMemoryBacking>`__
you already set ``locked`` in `Memory Backing`_
because your workload demands it, you'll have to take into account the
specifics of your deployment and figure out a value for ``hard_limit`` that
is large enough to support the memory requirements of your guest, but small
@ -1573,8 +1572,8 @@ in unwanted behaviour. :since:`Since 1.2.9` the optional attribute ``memAccess``
can control whether the memory is to be mapped as "shared" or "private". This is
valid only for hugepages-backed memory and nvdimm modules. Each ``cell`` element
can have an optional ``discard`` attribute which fine tunes the discard feature
for given numa node as described under `Memory
Backing <#elementsMemoryBacking>`__. Accepted values are ``yes`` and ``no``.
for given numa node as described under `Memory Backing`_.
Accepted values are ``yes`` and ``no``.
:since:`Since 4.4.0`
This guest NUMA specification is currently available only for QEMU/KVM and Xen.
@ -2715,7 +2714,7 @@ paravirtualized driver is specified via the ``disk`` element.
``vhostuser``
Enables the hypervisor to connect to another process using vhost-user
protocol. Requires shared memory configured for the VM, for more details
see ``access`` mode for `memoryBacking <#elementsMemoryBacking>`__ element.
see ``access`` mode for ``memoryBacking`` element (See `Memory Backing`_).
The ``source`` element has following mandatory attributes:
@ -7907,7 +7906,7 @@ Example: usage of the memory devices
``access``
An optional attribute ``access`` ( :since:`since 3.2.0` ) that provides
capability to fine tune mapping of the memory on per module basis. Values are
the same as `Memory Backing <#elementsMemoryBacking>`__: ``shared`` and
the same as `Memory Backing`_: ``shared`` and
``private``. For ``nvdimm`` model, if using real NVDIMM DAX device as
backend, ``shared`` is required. For ``virtio-pmem`` model ``shared`` is
required.
@ -7915,9 +7914,8 @@ Example: usage of the memory devices
``discard``
An optional attribute ``discard`` ( :since:`since 4.4.0` ) that provides
capability to fine tune discard of data on per module basis. Accepted values
are ``yes`` and ``no``. The feature is described here: `Memory
Backing <#elementsMemoryBacking>`__. This attribute is allowed only for
``model='dimm'``.
are ``yes`` and ``no``. The feature is described here: `Memory Backing`_.
This attribute is allowed only for ``model='dimm'``.
``uuid``
For pSeries guests, an uuid can be set to identify the nvdimm module. If

2
docs/kbase/kvm-realtime.rst
View File

@ -178,7 +178,7 @@ Memory configuration
The host memory used for guest RAM needs to be allocated from huge pages on the
second NUMA node, and all other memory allocation needs to be locked into RAM
with memory page sharing disabled.
This is achieved by using the `memory backing config <formatdomain.html#elementsMemoryBacking>`_:
This is achieved by using the `memory backing config <formatdomain.html#memory-backing>`_:
::