openstack
/
tripleo-heat-templates
Code Issues Proposed changes

Increase default for NovaReservedHostMemory to 4096 

Idle compute nodes are found to already consume ~1.5GB of memory, so
2GB is a bit tight.  Increasing to 4GB to be on the safe side.  Also
see https://bugzilla.redhat.com/show_bug.cgi?id=1341178

Change-Id: Ic95984b62a748593992446271b197439fa12b376
This commit is contained in:
Sven Anderson 2017-05-16 17:44:55 +02:00
parent b344f5994f
commit cbf74d6e61
2 changed files with 5 additions and 1 deletions
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2
puppet/services/nova-compute.yaml
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@ -72,7 +72,7 @@ parameters:
description: > description: >
Reserved RAM for host processes. Reserved RAM for host processes.
type: number type: number
default: 2048 default: 4096
constraints: constraints:
- range: { min: 512 } - range: { min: 512 }
MonitoringSubscriptionNovaCompute: MonitoringSubscriptionNovaCompute:

4
releasenotes/notes/increase-nova-reserved-host-memory-80434e8484a29680.yaml Normal file
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@ -0,0 +1,4 @@
---
other:
- Increased the default of NovaReservedHostMemory for
Compute nodes to 4096 MB.