Merge "Add setting to override max memcached connections" into stable…

…/ussuri
openstack-archive · Jan 24, 2021 · b10d771 · b10d771
2 parents 769a2c3 + bc23f0e
commit b10d771
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diff --git a/deployment/memcached/memcached-container-puppet.yaml b/deployment/memcached/memcached-container-puppet.yaml
@@ -42,6 +42,10 @@ parameters:
                  to use when installed. This can be either a percentage ('50%')
                  or a fixed value ('2048').
     type: string
+  MemcachedMaxConnections:
+    default: 8192
+    description: The maximum number of connections to be accepted by memcached
+    type: number
   MonitoringSubscriptionMemcached:
     default: 'overcloud-memcached'
     type: string
@@ -125,6 +129,7 @@ outputs:
               "%{hiera('$NETWORK_uri')}"
             params:
               $NETWORK: {get_param: [ServiceNetMap, MemcachedNetwork]}
+        memcached::max_connections: {get_param: MemcachedMaxConnections}
         memcached::max_memory: {get_param: MemcachedMaxMemory}
         # https://access.redhat.com/security/cve/cve-2018-1000115
         # Only accept TCP to avoid spoofed traffic amplification DoS on UDP.

diff --git a/releasenotes/notes/addmemcachedmaxconnections-b591c0fa39e821f5.yaml b/releasenotes/notes/addmemcachedmaxconnections-b591c0fa39e821f5.yaml
@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Added ``MemcachedMaxConnections`` setting with a default of 8192 maximum
+    connections in order to allow an operator to override that value in
+    environments where memcached is heavily sollicited.