Increase default max_connections for MySQL from 1024 to 4096

As a matter of fact it seems that the 1024 connections barrier
can easily be reached with modern hardware, see:
https://bugzilla.redhat.com/show_bug.cgi?id=1240824

Change-Id: I194a0dd725907350ca16ea3c41f3ed4f68a11bcf

diff --git a/controller.yaml b/controller.yaml
index 1bd1f59..ddee7ba 100644 (file)
--- a/controller.yaml
+++ b/controller.yaml
@@ -256,7 +256,7 @@ parameters:
   MysqlMaxConnections:
     description: Configures MySQL max_connections config setting
     type: number
-    default: 1024
+    default: 4096
   MysqlRootPassword:
     type: string
     hidden: true

diff --git a/overcloud-without-mergepy.yaml b/overcloud-without-mergepy.yaml
index e1f2405..e0d6442 100644 (file)
--- a/overcloud-without-mergepy.yaml
+++ b/overcloud-without-mergepy.yaml
@@ -413,7 +413,7 @@ parameters:
   MysqlMaxConnections:
     description: Configures MySQL max_connections config setting
     type: number
-    default: 1024
+    default: 4096
   NeutronDnsmasqOptions:
     default: 'dhcp-option-force=26,1400'
     description: Dnsmasq options for neutron-dhcp-agent. The default value here forces MTU to be set to 1400 to account for the tunnel overhead.

diff --git a/puppet/controller-puppet.yaml b/puppet/controller-puppet.yaml
index 3f01b09..3760a1c 100644 (file)
--- a/puppet/controller-puppet.yaml
+++ b/puppet/controller-puppet.yaml
@@ -261,7 +261,7 @@ parameters:
   MysqlMaxConnections:
     description: Configures MySQL max_connections config setting
     type: number
-    default: 1024
+    default: 4096
   MysqlRootPassword:
     type: string
     hidden: true