X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/f57467be5f17a0894b213f632af9af53b6e57bdc..125dd3b1e5f34156b002951f504f5346cc5d7e8d:/lib/config/config.default.yml

diff --git a/lib/config/config.default.yml b/lib/config/config.default.yml
index 2b474ffdb0..49f35d15cf 100644
--- a/lib/config/config.default.yml
+++ b/lib/config/config.default.yml
@@ -33,7 +33,7 @@ Clusters:
 
       RailsAPI:
         InternalURLs: {SAMPLE: {}}
-        ExternalURL: "-"
+        ExternalURL: ""
       Controller:
         InternalURLs: {SAMPLE: {}}
         ExternalURL: ""
@@ -42,7 +42,7 @@ Clusters:
         ExternalURL: ""
       Keepbalance:
         InternalURLs: {SAMPLE: {}}
-        ExternalURL: "-"
+        ExternalURL: ""
       GitHTTP:
         InternalURLs: {SAMPLE: {}}
         ExternalURL: ""
@@ -51,10 +51,10 @@ Clusters:
         ExternalURL: ""
       DispatchCloud:
         InternalURLs: {SAMPLE: {}}
-        ExternalURL: "-"
+        ExternalURL: ""
       DispatchLSF:
         InternalURLs: {SAMPLE: {}}
-        ExternalURL: "-"
+        ExternalURL: ""
       Keepproxy:
         InternalURLs: {SAMPLE: {}}
         ExternalURL: ""
@@ -119,7 +119,7 @@ Clusters:
             # the old URL (with trailing slash omitted) to preserve
             # rendezvous ordering.
             Rendezvous: ""
-        ExternalURL: "-"
+        ExternalURL: ""
       Composer:
         InternalURLs: {SAMPLE: {}}
         ExternalURL: ""
@@ -142,7 +142,7 @@ Clusters:
         ExternalURL: ""
       Health:
         InternalURLs: {SAMPLE: {}}
-        ExternalURL: "-"
+        ExternalURL: ""
 
     PostgreSQL:
       # max concurrent connections per arvados server daemon
@@ -553,9 +553,6 @@ Clusters:
         # Approximate memory limit (in bytes) for collection cache.
         MaxCollectionBytes: 100000000
 
-        # Permission cache entries.
-        MaxPermissionEntries: 1000
-
         # UUID cache entries.
         MaxUUIDEntries: 1000
 
@@ -686,7 +683,7 @@ Clusters:
         AcceptAccessTokenScope: ""
 
       PAM:
-        # (Experimental) Use PAM to authenticate users.
+        # Use PAM to authenticate users.
         Enable: false
 
         # PAM service name. PAM will apply the policy in the
@@ -884,8 +881,8 @@ Clusters:
       UsePreemptibleInstances: false
 
       # PEM encoded SSH key (RSA, DSA, or ECDSA) used by the
-      # (experimental) cloud dispatcher for executing containers on
-      # worker VMs. Begins with "-----BEGIN RSA PRIVATE KEY-----\n"
+      # cloud dispatcher for executing containers on worker VMs.
+      # Begins with "-----BEGIN RSA PRIVATE KEY-----\n"
       # and ends with "\n-----END RSA PRIVATE KEY-----\n".
       DispatchPrivateKey: ""
 
@@ -911,7 +908,7 @@ Clusters:
       # Minimum time between two attempts to run the same container
       MinRetryPeriod: 0s
 
-      # Container runtime: "docker" (default) or "singularity" (experimental)
+      # Container runtime: "docker" (default) or "singularity"
       RuntimeEngine: docker
 
       Logging:
@@ -1060,7 +1057,7 @@ Clusters:
         GitInternalDir: /var/lib/arvados/internal.git
 
       CloudVMs:
-        # Enable the cloud scheduler (experimental).
+        # Enable the cloud scheduler.
         Enable: false
 
         # Name/number of port where workers' SSH services listen.
@@ -1094,13 +1091,25 @@ Clusters:
 
         # Maximum create/destroy-instance operations per second (0 =
         # unlimited).
-        MaxCloudOpsPerSecond: 0
+        MaxCloudOpsPerSecond: 10
 
-        # Maximum concurrent node creation operations (0 = unlimited). This is
-        # recommended by Azure in certain scenarios (see
-        # https://docs.microsoft.com/en-us/azure/virtual-machines/linux/capture-image)
-        # and can be used with other cloud providers too, if desired.
-        MaxConcurrentInstanceCreateOps: 0
+        # Maximum concurrent instance creation operations (0 = unlimited).
+        #
+        # MaxConcurrentInstanceCreateOps limits the number of instance creation
+        # requests that can be in flight at any one time, whereas
+        # MaxCloudOpsPerSecond limits the number of create/destroy operations
+        # that can be started per second.
+        #
+        # Because the API for instance creation on Azure is synchronous, it is
+        # recommended to increase MaxConcurrentInstanceCreateOps when running
+        # on Azure. When using managed images, a value of 20 would be
+        # appropriate. When using Azure Shared Image Galeries, it could be set
+        # higher. For more information, see
+        # https://docs.microsoft.com/en-us/azure/virtual-machines/linux/capture-image
+        #
+        # MaxConcurrentInstanceCreateOps can be increased for other cloud
+        # providers too, if desired.
+        MaxConcurrentInstanceCreateOps: 1
 
         # Interval between cloud provider syncs/updates ("list all
         # instances").
@@ -1300,6 +1309,7 @@ Clusters:
           ConnectTimeout: 1m
           ReadTimeout: 10m
           RaceWindow: 24h
+          PrefixLength: 0
           # Use aws-s3-go (v2) instead of goamz
           UseAWSS3v2Driver: false