Set priority of consul agent to 'High'

If the CPU is under load (99-100%) DNS lookups for internal CF components (through consul) will time out. By raising the priority of the consul process, we can ensure that it is never starved of CPU, preventing the timeouts [#154809327] Signed-off-by: Andrew Keesler <akeesler@pivotal.io>
cloudfoundry-attic · Feb 13, 2018 · 73538f7 · 73538f7
1 parent 60a8ea4
commit 73538f7
Show file tree

Hide file tree

Showing 2 changed files with 7 additions and 0 deletions.
diff --git a/jobs/consul_agent_windows/spec b/jobs/consul_agent_windows/spec
@@ -7,6 +7,7 @@ templates:
   confab.json.erb: confab.json
   consul_link.json.erb: consul_link.json
   pre-start.ps1.erb: bin/pre-start.ps1
+  post-start.ps1.erb: bin/post-start.ps1
 
 packages:
 - consul-windows

diff --git a/jobs/consul_agent_windows/templates/post-start.ps1.erb b/jobs/consul_agent_windows/templates/post-start.ps1.erb
@@ -0,0 +1,6 @@
+$ErrorActionPreference = "Stop";
+trap {
+  $host.SetShouldExit(1)
+}
+
+(Get-Process -Name consul).PriorityClass='High'