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Merge "Increase the default memlock to 64MiB via ``DockerNovaComputeUlimit``." into stable/queens

tags/8.4.1
Zuul 2 months ago
parent
commit
724962c305

+ 1
- 1
docker/services/nova-compute.yaml View File

@@ -11,7 +11,7 @@ parameters:
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     description: The container image to use for the nova_libvirt config_volume
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     type: string
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   DockerNovaComputeUlimit:
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-    default: ['nofile=131072']
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+    default: ['nofile=131072', 'memlock=67108864']
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     description: ulimit for Nova Compute Container
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     type: comma_delimited_list
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   ServiceData:

+ 9
- 0
releasenotes/notes/nova-memlock-increase-066ed22764ed3ce1.yaml View File

@@ -0,0 +1,9 @@
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+---
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+fixes:
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+  - |
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+    Certain nova containers require more locked memory that the default limit of 16KiB.
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+    Increase the default memlock to 64MiB via ``DockerNovaComputeUlimit``.
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+
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+    As this is only a maximum limit and not a pre-allocatiosn this will not
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+    increase the memory requirements for all nova containers.  To date the only
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+    container to require this is nova_cell_v2_discover_hosts which is short lived. 

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