PRMP-1025: Lambda Memory Limits being reached with ~4 concurrent users (

#203)
nhsconnect · Oct 14, 2024 · fe0913f · fe0913f
1 parent 725c67b
commit fe0913f
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diff --git a/infrastructure/lambda-authoriser.tf b/infrastructure/lambda-authoriser.tf
@@ -22,6 +22,7 @@ module "authoriser-lambda" {
   http_methods                  = ["GET"]
   is_gateway_integration_needed = false
   is_invoked_from_gateway       = true
+  memory_size                   = 256
 
   depends_on = [
     aws_iam_policy.ssm_policy_authoriser,

diff --git a/infrastructure/lambda-create-doc-ref.tf b/infrastructure/lambda-create-doc-ref.tf
@@ -80,6 +80,7 @@ module "create-doc-ref-lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.create-doc-ref-gateway.gateway_resource_id
   http_methods      = ["POST"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     STAGING_STORE_BUCKET_NAME    = "${terraform.workspace}-${var.staging_store_bucket_name}"

diff --git a/infrastructure/lambda-delete-doc-ref.tf b/infrastructure/lambda-delete-doc-ref.tf
@@ -77,6 +77,7 @@ module "delete-doc-ref-lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.delete-doc-ref-gateway.gateway_resource_id
   http_methods      = ["DELETE"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION        = module.ndr-app-config.app_config_application_id

diff --git a/infrastructure/lambda-document-manifest-job.tf b/infrastructure/lambda-document-manifest-job.tf
@@ -79,6 +79,7 @@ module "document-manifest-job-lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.document-manifest-job-gateway.gateway_resource_id
   http_methods      = ["GET", "POST"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION        = module.ndr-app-config.app_config_application_id

diff --git a/infrastructure/lambda-login-redirect.tf b/infrastructure/lambda-login-redirect.tf
@@ -29,6 +29,7 @@ module "login_redirect_lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = aws_api_gateway_resource.login_resource.id
   http_methods      = ["GET"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION   = module.ndr-app-config.app_config_application_id

diff --git a/infrastructure/lambda-logout.tf b/infrastructure/lambda-logout.tf
@@ -32,6 +32,7 @@ module "logout_lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.logout-gateway.gateway_resource_id
   http_methods      = ["GET"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION          = module.ndr-app-config.app_config_application_id

diff --git a/infrastructure/lambda-search-doc-references.tf b/infrastructure/lambda-search-doc-references.tf
@@ -77,6 +77,7 @@ module "search-document-references-lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.search-document-references-gateway.gateway_resource_id
   http_methods      = ["GET"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION   = module.ndr-app-config.app_config_application_id

diff --git a/infrastructure/lambda-search-patient.tf b/infrastructure/lambda-search-patient.tf
@@ -75,6 +75,7 @@ module "search-patient-details-lambda" {
   rest_api_id  = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id  = module.search-patient-details-gateway.gateway_resource_id
   http_methods = ["GET"]
+  memory_size  = 256
   lambda_environment_variables = {
     APPCONFIG_APPLICATION          = module.ndr-app-config.app_config_application_id
     APPCONFIG_ENVIRONMENT          = module.ndr-app-config.app_config_environment_id

diff --git a/infrastructure/lambda-update-upload-state.tf b/infrastructure/lambda-update-upload-state.tf
@@ -76,6 +76,7 @@ module "update-upload-state-lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.update-upload-state-gateway.gateway_resource_id
   http_methods      = ["POST"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION        = module.ndr-app-config.app_config_application_id

diff --git a/infrastructure/lambda-upload-confirm-result.tf b/infrastructure/lambda-upload-confirm-result.tf
@@ -78,6 +78,7 @@ module "upload_confirm_result_lambda" {
   rest_api_id       = aws_api_gateway_rest_api.ndr_doc_store_api.id
   resource_id       = module.upload_confirm_result_gateway.gateway_resource_id
   http_methods      = ["POST"]
+  memory_size       = 256
   api_execution_arn = aws_api_gateway_rest_api.ndr_doc_store_api.execution_arn
   lambda_environment_variables = {
     APPCONFIG_APPLICATION        = module.ndr-app-config.app_config_application_id