X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/239c836b35b385d1ab2384e3b1576e39a5797622..b9a5ff791910fc8c49b02521c48a5bf25ccc4259:/lib/config/config.default.yml

diff --git a/lib/config/config.default.yml b/lib/config/config.default.yml
index 6159a455be..d191356347 100644
--- a/lib/config/config.default.yml
+++ b/lib/config/config.default.yml
@@ -288,6 +288,9 @@ Clusters:
       # any user with "manage" permission can un-freeze.
       UnfreezeProjectRequiresAdmin: false
 
+      # (Experimental) Use row-level locking on update API calls.
+      LockBeforeUpdate: false
+
     Users:
       # Config parameters to automatically setup new users.  If enabled,
       # this users will be able to self-activate.  Enable this if you want
@@ -1002,13 +1005,6 @@ Clusters:
       # with the cancelled container.
       MaxRetryAttempts: 3
 
-      # The maximum number of compute nodes that can be in use simultaneously
-      # If this limit is reduced, any existing nodes with slot number >= new limit
-      # will not be counted against the new limit. In other words, the new limit
-      # won't be strictly enforced until those nodes with higher slot numbers
-      # go down.
-      MaxComputeVMs: 64
-
       # Schedule all child containers on preemptible instances (e.g. AWS
       # Spot Instances) even if not requested by the submitter.
       #
@@ -1324,6 +1320,15 @@ Clusters:
         # providers too, if desired.
         MaxConcurrentInstanceCreateOps: 1
 
+        # The maximum number of instances to run at a time, or 0 for
+        # unlimited.
+        #
+        # If more instances than this are already running and busy
+        # when the dispatcher starts up, the running containers will
+        # be allowed to finish before the excess instances are shut
+        # down.
+        MaxInstances: 64
+
         # Interval between cloud provider syncs/updates ("list all
         # instances").
         SyncInterval: 1m
@@ -1405,6 +1410,20 @@ Clusters:
           # the cloud dispatcher. Leave blank when not needed.
           IAMInstanceProfile: ""
 
+          # (ec2) how often to look up spot instance pricing data
+          # (only while running spot instances) for the purpose of
+          # calculating container cost estimates. A value of 0
+          # disables spot price lookups entirely.
+          SpotPriceUpdateInterval: 24h
+
+          # (ec2) per-GiB-month cost of EBS volumes. Matches
+          # EBSVolumeType. Used to account for AddedScratch when
+          # calculating container cost estimates. Note that
+          # https://aws.amazon.com/ebs/pricing/ defines GB to mean
+          # GiB, so an advertised price $0.10/GB indicates a real
+          # price of $0.10/GiB and can be entered here as 0.10.
+          EBSPrice: 0.10
+
           # (azure) Credentials.
           SubscriptionID: ""
           ClientID: ""
@@ -1458,6 +1477,13 @@ Clusters:
         RAM: 128MiB
         IncludedScratch: 16GB
         AddedScratch: 0
+        # Hourly price ($), used to select node types for containers,
+        # and to calculate estimated container costs. For spot
+        # instances on EC2, this is also used as the maximum price
+        # when launching spot instances, while the estimated container
+        # cost is computed based on the current spot price according
+        # to AWS. On Azure, and on-demand instances on EC2, the price
+        # given here is used to compute container cost estimates.
         Price: 0.1
         Preemptible: false
         # Include this section if the node type includes GPU (CUDA) support
@@ -1755,9 +1781,11 @@ Clusters:
       # This feature is disabled when set to zero.
       IdleTimeout: 0s
 
-      # URL to a file that is a fragment of text or HTML which should
-      # be rendered in Workbench as a banner.
-      BannerURL: ""
+      # UUID of a collection.  This collection should be shared with
+      # all users.  Workbench will look for a file "banner.html" in
+      # this collection and display its contents (should be
+      # HTML-formatted text) when users first log in to Workbench.
+      BannerUUID: ""
 
       # Workbench welcome screen, this is HTML text that will be
       # incorporated directly onto the page.