X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/aa6ca6f50268f29c7cce987f5957796826bfeeed..f3b8d03f7063b162355bccfd71aeb2b8b67bbdbb:/tools/salt-install/config_examples/multi_host/aws/pillars/nginx_passenger.sls

diff --git a/tools/salt-install/config_examples/multi_host/aws/pillars/nginx_passenger.sls b/tools/salt-install/config_examples/multi_host/aws/pillars/nginx_passenger.sls
index ce8f0ff407..de4c830906 100644
--- a/tools/salt-install/config_examples/multi_host/aws/pillars/nginx_passenger.sls
+++ b/tools/salt-install/config_examples/multi_host/aws/pillars/nginx_passenger.sls
@@ -12,7 +12,8 @@
 {%- set passenger_ruby = '/usr/local/rvm/wrappers/default/ruby'
                            if grains.osfinger in ('CentOS Linux-7', 'Ubuntu-18.04', 'Debian-10') else
                          '/usr/bin/ruby' %}
-{%- set max_workers = ("__CONTROLLER_MAX_WORKERS__" or grains['num_cpus'])|int %}
+{%- set _workers = ("__CONTROLLER_MAX_WORKERS__" or grains['num_cpus']*2)|int %}
+{%- set max_workers = [_workers, 8]|max %}
 {%- set max_reqs = ("__CONTROLLER_MAX_QUEUED_REQUESTS__" or 128)|int %}
 
 ### NGINX
@@ -28,7 +29,7 @@ nginx:
     # Make the passenger queue small (twice the concurrency, so
     # there's at most one pending request for each busy worker)
     # because controller reorders requests based on priority, and
-    # won't send more than API.MaxConcurrentRequests to passenger
+    # won't send more than API.MaxConcurrentRailsRequests to passenger
     # (which is max_workers * 2), so things that are moved to the head
     # of the line get processed quickly.
     passenger_max_request_queue_size: {{ max_workers * 2 + 1 }}