feat: uwsgi workers / threads configuration options (#235)

.env

@@ -5,3 +5,10 @@
 
 # SEARXNG_HOSTNAME=<host>
 # LETSENCRYPT_EMAIL=<email>
+
+# Optional:
+# If you run a very small or a very large instance, you might want to change the amount of used uwsgi workers and threads per worker
+# More workers (= processes) means that more search requests can be handled at the same time, but it also causes more resource usage
+
+# SEARXNG_UWSGI_WORKERS=4
+# SEARXNG_UWSGI_THREADS=4

docker-compose.yaml

@@ -56,6 +56,8 @@ services:
       - ./searxng:/etc/searxng:rw
     environment:
       - SEARXNG_BASE_URL=https://${SEARXNG_HOSTNAME:-localhost}/
+      - UWSGI_WORKERS=${SEARXNG_UWSGI_WORKERS:-4}
+      - UWSGI_THREADS=${SEARXNG_UWSGI_THREADS:-4}
     cap_drop:
       - ALL
     cap_add: