+++ /dev/null
-/*
- Copyright 2020 Whitestack LLC
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
- implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-module epa {
- yang-version 1.1;
- namespace "urn:etsi:osm:yang:augments:epa";
- prefix "epa";
-
- import etsi-nfv-vnfd {
- prefix vnfd;
- }
-
- grouping allocation-properties {
- leaf limit {
- description
- "Defines the maximum allocation. The value 0 indicates that usage is not limited.
- This parameter ensures that the instance never uses more than the defined amount of resource.";
- type uint64;
- }
-
- leaf reserve {
- description
- "Defines the guaranteed minimum reservation.
- If needed, the machine will definitely get allocated the reserved amount of resources.";
- type uint64;
- }
-
- leaf shares {
- description
- "Number of shares allocated.
- Specifies the proportional weighted share for the domain.
- If this element is omitted, the service defaults to the OS provided defaults";
- type uint64;
- }
- }
-
- grouping extended-mem-quota {
- container mem-quota {
- description
- "Memory quota describes the memory resource allocation policy.
- Limit and Reserve values are defined in MB";
- uses allocation-properties;
- }
- }
-
- grouping extended-vif-quota {
- container vif-quota {
- description
- "Virtual interfaces quota describes the virtual interface bandwidth resource allocation policy.
- Limit and Reserve values are defined in Mbps";
- uses allocation-properties;
- }
- }
-
- grouping extended-disk-io-quota {
- container disk-io-quota {
- description
- "Disk IO quota describes the disk IO operations resource allocation policy.
- Limit and Reserve values are defined in IOPS";
- uses allocation-properties;
- }
- }
-
- grouping extended-cpu-quota {
- container cpu-quota {
- description
- "CPU quota describes the CPU resource allocation policy.
- Limit and Reserve values are defined in MHz";
- uses allocation-properties;
- }
- }
-
- grouping extended-cpu-policy {
- leaf thread-policy {
- description
- "CPU thread pinning policy describes how to
- place the guest CPUs when the host supports
- hyper threads:
- AVOID : Avoids placing a guest on a host
- with threads.
- SEPARATE: Places vCPUs on separate cores,
- and avoids placing two vCPUs on
- two threads of same core.
- ISOLATE : Places each vCPU on a different core,
- and places no vCPUs from a different
- guest on the same core.
- PREFER : Attempts to place vCPUs on threads
- of the same core.";
- type enumeration {
- enum AVOID;
- enum SEPARATE;
- enum ISOLATE;
- enum PREFER;
- }
- }
- }
-
- grouping extended-mempage-size {
- leaf mempage-size {
- description
- "Memory page allocation size. If a VM requires
- hugepages, it should choose LARGE or SIZE_2MB
- or SIZE_1GB. If the VM prefers hugepages it
- should choose PREFER_LARGE.
- LARGE : Require hugepages (either 2MB or 1GB)
- SMALL : Doesn't require hugepages
- SIZE_2MB : Requires 2MB hugepages
- SIZE_1GB : Requires 1GB hugepages
- PREFER_LARGE : Application prefers hugepages";
- type enumeration {
- enum LARGE;
- enum SMALL;
- enum SIZE_2MB;
- enum SIZE_1GB;
- enum PREFER_LARGE;
- }
- }
- }
- grouping extended-numa {
- container numa-node-policy {
- description
- "This policy defines NUMA topology of the
- guest. Specifically identifies if the guest
- should be run on a host with one NUMA
- node or multiple NUMA nodes. As an example
- a guest might need 8 VCPUs and 4 GB of
- memory. However, it might need the VCPUs
- and memory distributed across multiple
- NUMA nodes. In this scenario, NUMA node
- 1 could run with 6 VCPUs and 3GB, and
- NUMA node 2 could run with 2 VCPUs and
- 1GB.";
-
- leaf node-cnt {
- description
- "The number of NUMA nodes to expose to the VM.";
- type uint16;
- }
-
- leaf mem-policy {
- description
- "This policy specifies how the memory should
- be allocated in a multi-node scenario.
- STRICT : The memory must be allocated
- strictly from the memory attached
- to the NUMA node.
- PREFERRED : The memory should be allocated
- preferentially from the memory
- attached to the NUMA node";
- type enumeration {
- enum STRICT;
- enum PREFERRED;
- }
- }
-
- list node {
- key id;
- leaf id {
- description
- "NUMA node identification. Typically
- it's 0 or 1";
- type uint64;
- }
-
- list vcpu {
- key "id";
- description
- "List of VCPUs to allocate on
- this NUMA node.";
- leaf id {
- type uint64;
- description
- "List of VCPUs ids to allocate on
- this NUMA node";
- }
- }
-
- leaf memory-mb {
- description
- "Memory size expressed in MB
- for this NUMA node.";
- type uint64;
- }
-
- choice om-numa-type {
- description
- "OpenMANO Numa type selection";
-
- case cores {
- leaf num-cores {
- type uint8;
- }
- }
-
- case paired-threads {
- container paired-threads {
- leaf num-paired-threads {
- type uint8;
- }
-
- list paired-thread-ids {
- description
- "List of thread pairs to use in case of paired-thread NUMA";
- max-elements 16;
- key thread-a;
-
- leaf thread-a {
- type uint8;
- }
-
- leaf thread-b {
- type uint8;
- }
- }
- }
- }
- case threads {
- leaf num-threads {
- type uint8;
- }
- }
- }
- }
- }
- }
-
- augment "/vnfd:vnfd/vnfd:virtual-compute-desc/vnfd:virtual-memory" {
- uses extended-numa;
- uses extended-mempage-size;
- uses extended-mem-quota;
- }
-
- augment "/vnfd:vnfd/vnfd:virtual-compute-desc/vnfd:virtual-cpu/vnfd:pinning" {
- uses extended-cpu-policy;
- }
-
- augment "/vnfd:vnfd/vnfd:virtual-compute-desc/vnfd:virtual-cpu" {
- uses extended-cpu-quota;
- }
-
- augment "/vnfd:vnfd/vnfd:virtual-storage-desc" {
- uses extended-disk-io-quota;
- }
-
- augment "/vnfd:vnfd/vnfd:vdu/vnfd:int-cpd/vnfd:virtual-network-interface-requirement" {
- uses extended-vif-quota;
- }
-}
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projects / osm / IM.git / blobdiff