Add ability to manage irqbalance on compute per role

Adds functionality whether to enable/disable irqbalance on compute
nodes.
Based on tuning recommendation for compute realtime nodes irqbalance
should be stopped and disabled. And tuned will be responsible for
managing IRQ balancing instead of irqbalance.

Conflicts:
      deployment/nova/nova-compute-container-puppet.yaml

Change-Id: Ibefb8e472c68901a74d76769b5314bef81fd5b15
(cherry picked from commit 932aecf33c)
This commit is contained in:
Rajesh Tailor 2020-09-29 17:13:52 +05:30
parent 29ec03e007
commit fa830587d6
5 changed files with 22 additions and 0 deletions

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@ -431,6 +431,13 @@ parameters:
default: 86400
tags:
- role_specific
NovaComputeDisableIrqBalance:
default: false
description: Whether to disable irqbalance on compute nodes or not. Especially
in Realtime Compute role one wants to keep it disabled.
type: boolean
tags:
- role_specific
# DEPRECATED: the following options are deprecated and are currently maintained
# for backwards compatibility. They will be removed in future release.
@ -531,6 +538,7 @@ resources:
nova::compute::libvirt::pmem_namespaces: NovaPMEMMappings
nova_pmem_namespaces: NovaPMEMNamespaces
nova::compute::libvirt::remove_unused_original_minimum_age_seconds: NovaImageCacheTTL
compute_disable_irqbalance: NovaComputeDisableIrqBalance
- values: {get_param: [RoleParameters]}
- values:
NovaVcpuPinSet: {get_param: NovaVcpuPinSet}
@ -606,6 +614,7 @@ resources:
NovaPMEMMappings: {get_param: NovaPMEMMappings}
NovaPMEMNamespaces: {get_param: NovaPMEMNamespaces}
NovaImageCacheTTL: {get_param: NovaImageCacheTTL}
NovaComputeDisableIrqBalance: {get_param: NovaComputeDisableIrqBalance}
conditions:
enable_instance_ha: {equals: [{get_param: EnableInstanceHA}, true]}
@ -1087,6 +1096,15 @@ outputs:
with_items:
- ksm.service
- ksmtuned.service
- name: Is irqbalance enabled
set_fact:
compute_irqbalance_disabled: {get_attr: [RoleParametersValue, value, compute_disable_irqbalance]}
- name: disable irqbalance service on compute
when: compute_irqbalance_disabled|bool
service:
name: irqbalance.service
state: stopped
enabled: no
deploy_steps_tasks:
- name: validate nova-compute container state
podman_container_info:

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@ -19,6 +19,7 @@
NovaLibvirtRxQueueSize: 1024
NovaLibvirtTxQueueSize: 1024
NovaLibvirtMemStatsPeriodSeconds: 0
NovaComputeDisableIrqBalance: True
update_serial: 25
ServicesDefault:
- OS::TripleO::Services::Aide

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@ -16,6 +16,7 @@
NovaLibvirtRxQueueSize: 1024
NovaLibvirtTxQueueSize: 1024
NovaLibvirtMemStatsPeriodSeconds: 0
NovaComputeDisableIrqBalance: True
update_serial: 25
ServicesDefault:
- OS::TripleO::Services::Aide

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@ -25,6 +25,7 @@
NovaComputeCpuDedicatedSet: "" # real-time nodes
NovaComputeCpuSharedSet: "" #
NovaLibvirtMemStatsPeriodSeconds: 0
NovaComputeDisableIrqBalance: True
update_serial: 25
ServicesDefault:
- OS::TripleO::Services::Aide

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@ -16,6 +16,7 @@
RoleParametersDefault:
TunedProfileName: "realtime-virtual-host"
NovaLibvirtMemStatsPeriodSeconds: 0
NovaComputeDisableIrqBalance: True
update_serial: 25
ServicesDefault:
- OS::TripleO::Services::Aide