Improve hiperf doc

uwsgi-portal/README.md

@@ -5,15 +5,24 @@ based on [uWSGI](https://uwsgi-docs.readthedocs.io/en/latest/).
 
 Configuration is the same than [yadd/lemonldap-ng-portal](https://github.com/guimard/llng-docker/blob/master/portal/README.md#readme)
 except that variables related to [Plack](https://metacpan.org/pod/Plack) engine
-are replaced by:
+are replaced by one uWSGI variable:
 
  * `UWSGI_ARGS`: the arguments to give to **uWSGI** daemon. Default:
    `--log-date --log-slow 1000 --log-5xx --disable-logging --master --enable-threads --vacuum --single-interpreter --perl-no-die-catch -b 65535 -l 1024 --processes=100 --cheaper=8 --auto-procname --procname-prefix-spaced=llng`
 
+Important uWSGI parameters:
+ * **-b** input buffer-size _(should be >= 4096 especially when using SAML)_
+ * **-l** socker listen queue size
+ * processes number is scalled between **--cheaper** and **--processes**
+ * **--perl-no-die-catch** avoid stupid error stack when sessions are expired
+
+See [uWSGI manpage](https://manpages.debian.org/bookworm/uwsgi-core/uwsgi-core.1.en.html)
+to learn more about uWSGI options.
+
 ## Repository and bug reports
 
-* Repository: [github.com/guimard/llng-docker](https://github.com/guimard/llng-docker/tree/master/portal)
-* [Dockerfile](https://github.com/guimard/llng-docker/blob/master/portal/Dockerfile)
+* Repository: [github.com/guimard/llng-docker](https://github.com/guimard/llng-docker/tree/master/uwsgi-portal)
+* [Dockerfile](https://github.com/guimard/llng-docker/blob/master/uwsgi-portal/Dockerfile)
 * [Issues database](https://github.com/guimard/llng-docker/issues)
 
 ## Copyright and license