uwsgi: improve configuration

Changes uWSGI configuration to add vacuuming of generated files and sockets, similarly to what we did for the CERN Open Data service. See <https://github.com/cernopendata/opendata.cern.ch/pull/3334/files> and <https://www.bloomberg.com/company/stories/configuring-uwsgi-production-deployment/>.
reanahub · Mar 9, 2023 · cc1b3a5 · cc1b3a5
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diff --git a/CHANGES.rst b/CHANGES.rst
@@ -10,6 +10,7 @@ Version 0.9.1 (UNRELEASED)
     - Adds support for Kubernetes clusters 1.26.
     - Adds new configuration option ``ingress.extra`` to define extra Ingress resources, in order to support redirecting HTTP requests to HTTPS with traefik v2 version.
     - Adds new configuration option ``ingress.tls.hosts`` to define hosts that are present in the TLS certificate, in order to support cert-manager's automatic creation of certificates.
+    - Changes uWSGI configuration to add vacuuming of generated files and sockets.
     - Fixes uWSGI memory consumption on systems with very high allowed number of open files.
 
 Version 0.9.0 (2023-01-26)

diff --git a/helm/reana/templates/uwsgi-config.yaml b/helm/reana/templates/uwsgi-config.yaml
@@ -13,8 +13,10 @@ data:
     master = true
     processes = {{ .Values.components.reana_server.uwsgi.processes }}
     threads = {{ .Values.components.reana_server.uwsgi.threads }}
+    enable-threads = true
     single-interpreter = true
     need-app = true
+    vacuum = true
     wsgi-disable-file-wrapper = true
 
     auto-procname = true