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-rw-r--r--puppet/services/nova-compute.yaml13
1 files changed, 8 insertions, 5 deletions
diff --git a/puppet/services/nova-compute.yaml b/puppet/services/nova-compute.yaml
index 6bc1c187..e8849a06 100644
--- a/puppet/services/nova-compute.yaml
+++ b/puppet/services/nova-compute.yaml
@@ -60,6 +60,13 @@ parameters:
Ex. NovaVcpuPinSet: ['4-12','^8'] will reserve cores from 4-12 excluding 8
type: comma_delimited_list
default: []
+ NovaReservedHostMemory:
+ description: >
+ Reserved RAM for host processes.
+ type: number
+ default: 2048
+ constraints:
+ - range: { min: 512 }
resources:
NovaBase:
@@ -84,6 +91,7 @@ outputs:
params:
JSON_PARAM: {get_param: NovaPCIPassthrough}
nova::compute::vcpu_pin_set: {get_param: NovaVcpuPinSet}
+ nova::compute::reserved_host_memory: {get_param: NovaReservedHostMemory}
# we manage migration in nova common puppet profile
nova::compute::libvirt::migration_support: false
tripleo::profile::base::nova::manage_migration: true
@@ -108,11 +116,6 @@ outputs:
# encryption work will obsolete the need to use TUNNELLED transport
# mode.
nova::migration::live_migration_tunnelled: {get_param: NovaEnableRbdBackend}
- # Changing the default from 512MB. The current templates can not deploy
- # overclouds with swap. On an idle compute node, we see ~1024MB of RAM
- # used. 2048 is suggested to account for other possible operations for
- # example openvswitch.
- nova::compute::reserved_host_memory: 2048
nova::compute::neutron::libvirt_vif_driver: {get_param: NovaComputeLibvirtVifDriver}
# NOTE: bind IP is found in Heat replacing the network name with the
# local node IP for the given network; replacement examples