18596: Add PreemptiblePriceFactor config.

[arvados.git] / lib / config / config.default.yml

diff --git a/lib/config/config.default.yml b/lib/config/config.default.yml
index 9800be70473fc8bf20f56ae5013bac099c80d9a5..c9232a76d92d7eeee4913b927f18db090655c77d 100644 (file)
--- a/lib/config/config.default.yml
+++ b/lib/config/config.default.yml
@@ -903,15 +903,17 @@ Clusters:
       # If false, containers are scheduled on preemptible instances
       # only when requested by the submitter.
       #
-      # Note that arvados-cwl-runner does not currently offer a
-      # feature to request preemptible instances, so this value
-      # effectively acts as a cluster-wide decision about whether to
-      # use preemptible instances.
-      #
       # This flag is ignored if no preemptible instance types are
       # configured, and has no effect on top-level containers.
       AlwaysUsePreemptibleInstances: true
 
+      # Automatically add a preemptible variant for every
+      # non-preemptible entry in InstanceTypes below. The maximum bid
+      # price for the preemptible variant will be the non-preemptible
+      # price multiplied by PreemptiblePriceFactor. If 0, preemptible
+      # variants are not added automatically.
+      PreemptiblePriceFactor: 0
+
       # PEM encoded SSH key (RSA, DSA, or ECDSA) used by the
       # cloud dispatcher for executing containers on worker VMs.
       # Begins with "-----BEGIN RSA PRIVATE KEY-----\n"