Merge branch 'master' into 13804-no-shutdown-wanted-nodes

[arvados.git] / services / nodemanager / doc / ec2.example.cfg

diff --git a/services/nodemanager/doc/ec2.example.cfg b/services/nodemanager/doc/ec2.example.cfg
index 2b6152a9a03b884c5078695e8cc3ea4532e91d2a..f5329ebe16213ad1d7fa37aff09212efce299603 100644 (file)
--- a/services/nodemanager/doc/ec2.example.cfg
+++ b/services/nodemanager/doc/ec2.example.cfg
@@ -178,12 +178,24 @@ security_groups = idstring1, idstring2
 # You may also want to define the amount of scratch space (expressed
 # in GB) for Crunch jobs.  You can also override Amazon's provided
 # data fields (such as price per hour) by setting them here.
+#
+# Additionally, you can ask for a preemptible instance (AWS's spot instance)
+# by adding the appropriate boolean configuration flag. If you want to have
+# both spot & reserved versions of the same size, you can do so by renaming
+# the Size section and specifying the instance type inside it.
 
 [Size m4.large]
 cores = 2
 price = 0.126
 scratch = 100
 
+[Size m4.large.spot]
+instance_type = m4.large
+preemptible = true
+cores = 2
+price = 0.126
+scratch = 100
+
 [Size m4.xlarge]
 cores = 4
 price = 0.252