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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
changes/00/465100/3
Sven Anderson 5 years ago
parent
commit
cbf74d6e61
  1. 2
      puppet/services/nova-compute.yaml
  2. 4
      releasenotes/notes/increase-nova-reserved-host-memory-80434e8484a29680.yaml

2
puppet/services/nova-compute.yaml

@ -72,7 +72,7 @@ parameters:
description: >
Reserved RAM for host processes.
type: number
default: 2048
default: 4096
constraints:
- range: { min: 512 }
MonitoringSubscriptionNovaCompute:

4
releasenotes/notes/increase-nova-reserved-host-memory-80434e8484a29680.yaml

@ -0,0 +1,4 @@
---
other:
- Increased the default of NovaReservedHostMemory for
Compute nodes to 4096 MB.
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