Use t3.large for container service to handle FastSurfer pipeline

README.md

@@ -86,7 +86,7 @@ terraform destroy
 
 This is assuming usage of 50 hours per week (10 hours per day times 5 days per week) with the following resources:
   - web server: t3.large
-  - Container Service server: t3.medium
+  - Container Service server: t3.large
   - database server: db.t3.medium
   - up to 20 GB EFS storage
 

provision/README.md

@@ -16,7 +16,7 @@ The Terraform scripts will create the following infrastructure on AWS:
 
 ### Instance types
 
-The smallest instance types (`t2.nano`) do not provide enough RAM for running XNAT. We have found that we need to use `t3.medium` instances for the Container Service and database, and `t3.large` instances for the web server, to prevent the site from crashing when uploading data or running containers.
+The smallest instance types (`t2.nano`) do not provide enough RAM for running XNAT. We have found that we need to use `t3.large` instances for the Container Service and database, and `t3.large` instances for the web server, to prevent the site from crashing when uploading data or running containers.
 
 You can change the instance type used by setting `ec2_instance_type` in your `xnat-aws/provision/terraform.tfvars` file, e.g.:
 

provision/modules/web-server/vars.tf

@@ -21,8 +21,8 @@ variable "instance_types" {
   type        = map(string)
   description = "The instance type to use for the EC2 instances"
   default = {
-    "main"      = "t3.medium"
-    "container" = "t2.micro"
+    "main"      = "t3.large"
+    "container" = "t3.large"
   }
 }
 

provision/terraform.tfvars_sample

@@ -25,7 +25,7 @@ extend_https_cidr = []
 ec2_instance_types = {
   "xnat_web"   = "t3.large"    # XNAT needs more RAM than available in t2.micro
   "xnat_db"    = "db.t3.medium" # XNAT needs more RAM than available in t2.micro
-  "xnat_cserv" = "t3.medium"
+  "xnat_cserv" = "t3.large"
 }
 
 # EC2 root block device volume size

provision/vars.tf

@@ -68,8 +68,8 @@ variable "ec2_instance_types" {
   description = "Instance type to use for each server"
   default = {
     "xnat_web"   = "t3.large"
-    "xnat_db"    = "db.t3.medium"
-    "xnat_cserv" = "t2.medium"
+    "xnat_db"    = "db.t3.large"
+    "xnat_cserv" = "t3.large"
   }
 }