Bring sysctl cookbook back

There seems to be a race condition on boot when PG is sometimes started before shmmax kernel parameter is set. Maybe 30-level is too late, but we can afford to replace /etc/sysctl.conf for Travis Vagrant VMs anyway.
travis-ci · Jul 5, 2011 · 1195cda · 1195cda
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commit 1195cda
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diff --git a/vagrant_base/sysctl/attributes/default.rb b/vagrant_base/sysctl/attributes/default.rb
@@ -0,0 +1,4 @@
+# 64 MB
+default[:sysctl][:kernel_shmall] = 67108864
+# 64 MB
+default[:sysctl][:kernel_shmmax] = 67108864
diff --git a/vagrant_base/sysctl/recipes/default.rb b/vagrant_base/sysctl/recipes/default.rb
@@ -0,0 +1,6 @@
+template "/etc/sysctl.conf" do
+  source "sysctl.conf.erb"
+  owner  "root"
+  group  "root"
+  mode   0644
+end
diff --git a/vagrant_base/sysctl/templates/default/sysctl.conf.erb b/vagrant_base/sysctl/templates/default/sysctl.conf.erb
@@ -0,0 +1,2 @@
+kernel.shmall=<%= node[:sysctl][:kernel_shmall] %>
+kernel.shmmax=<%= node[:sysctl][:kernel_shmmax] %>