Update u_e-watchdog-thresholds

docs/u_e-watchdog-thresholds.md

@@ -1,35 +1,80 @@
 Watchdog uses default values for all thresholds defined in `docker-compose.yml`.
 
 The default values will work for most setups.
-
 Example:
-
 ```
-       - NGINX_THRESHOLD=${NGINX_THRESHOLD:-5}
-        - UNBOUND_THRESHOLD=${UNBOUND_THRESHOLD:-5}
-        - REDIS_THRESHOLD=${REDIS_THRESHOLD:-5}
-        - MYSQL_THRESHOLD=${MYSQL_THRESHOLD:-5}
-        - MYSQL_REPLICATION_THRESHOLD=${MYSQL_REPLICATION_THRESHOLD:-1}
-        - SOGO_THRESHOLD=${SOGO_THRESHOLD:-3}
-        - POSTFIX_THRESHOLD=${POSTFIX_THRESHOLD:-8}
-        - CLAMD_THRESHOLD=${CLAMD_THRESHOLD:-15}
-        - DOVECOT_THRESHOLD=${DOVECOT_THRESHOLD:-12}
-        - DOVECOT_REPL_THRESHOLD=${DOVECOT_REPL_THRESHOLD:-20}
-        - PHPFPM_THRESHOLD=${PHPFPM_THRESHOLD:-5}
-        - RATELIMIT_THRESHOLD=${RATELIMIT_THRESHOLD:-1}
-        - FAIL2BAN_THRESHOLD=${FAIL2BAN_THRESHOLD:-1}
-        - ACME_THRESHOLD=${ACME_THRESHOLD:-1}
-        - RSPAMD_THRESHOLD=${RSPAMD_THRESHOLD:-5}
-        - OLEFY_THRESHOLD=${OLEFY_THRESHOLD:-5}
-        - MAILQ_THRESHOLD=${MAILQ_THRESHOLD:-20}
-        - MAILQ_CRIT=${MAILQ_CRIT:-30}
+- NGINX_THRESHOLD=${NGINX_THRESHOLD:-5}
+- UNBOUND_THRESHOLD=${UNBOUND_THRESHOLD:-5}
+- REDIS_THRESHOLD=${REDIS_THRESHOLD:-5}
+- MYSQL_THRESHOLD=${MYSQL_THRESHOLD:-5}
+- MYSQL_REPLICATION_THRESHOLD=${MYSQL_REPLICATION_THRESHOLD:-1}
+- SOGO_THRESHOLD=${SOGO_THRESHOLD:-3}
+- POSTFIX_THRESHOLD=${POSTFIX_THRESHOLD:-8}
+- CLAMD_THRESHOLD=${CLAMD_THRESHOLD:-15}
+- DOVECOT_THRESHOLD=${DOVECOT_THRESHOLD:-12}
+- DOVECOT_REPL_THRESHOLD=${DOVECOT_REPL_THRESHOLD:-20}
+- PHPFPM_THRESHOLD=${PHPFPM_THRESHOLD:-5}
+- RATELIMIT_THRESHOLD=${RATELIMIT_THRESHOLD:-1}
+- FAIL2BAN_THRESHOLD=${FAIL2BAN_THRESHOLD:-1}
+- ACME_THRESHOLD=${ACME_THRESHOLD:-1}
+- RSPAMD_THRESHOLD=${RSPAMD_THRESHOLD:-5}
+- OLEFY_THRESHOLD=${OLEFY_THRESHOLD:-5}
+- MAILQ_THRESHOLD=${MAILQ_THRESHOLD:-20}
+- MAILQ_CRIT=${MAILQ_CRIT:-30}
 ```
 
-
 To adjust them just add necessary threshold variables (e.g. `MAILQ_THRESHOLD=10`) to `mailcow.conf` and run `docker-compose up -d`.
 
-## Thresholds description
 
-### MAILQ_CRIT and MAILQ_THRESHOLD
+### Thresholds descriptions
 
-Notificaty administrators if number of emails in the postfix queue is greater then `MAILQ_CRIT` for periond of `MAILQ_THRESHOLD * (60±30)` seconds.
+#### NGINX_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to Nginx on port 8081 and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### UNBOUND_THRESHOLD
+Notifies administrators if Unbound can not resolve/valide external domains/DNSSEC and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### REDIS_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to Redis on port 6379 and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### MYSQL_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to MySQL or can not query a table and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### MYSQL_REPLICATION_THRESHOLD
+Notifies administrators if the MySQL replication fails.
+
+#### SOGO_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to SOGo on port 20000 and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### POSTFIX_THRESHOLD
+Notifies administrators if watchdog can not sent a test mail via port 589 and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### CLAMD_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to Clamd and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### DOVECOT_THRESHOLD
+Notifies administrators if watchdog fails with various tests with Dovecot container and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### DOVECOT_REPL_THRESHOLD
+Notifies administrators if the Dovecot replication fails.
+
+#### PHPFPM_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to PHP-FPM on port 9001/9002 and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### RATELIMIT_THRESHOLD
+Notifies administrators if a ratelimit got hit.
+
+#### FAIL2BAN_THRESHOLD
+Notifies administrators if a fail2ban banned an IP.
+
+#### ACME_THRESHOLD
+Notifies administrators if something is wrong with the acme-mailcow container. You may check its logs.
+
+#### RSPAMD_THRESHOLD
+Notifies administrators if watchdog fails with various tests with Rspamd container and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### OLEFY_THRESHOLD
+Notifies administrators if watchdog can not establish a connection to olefy on port 10005 and it will restart the container automatically when issues were found and the threshold has been reached.
+
+#### MAILQ_CRIT and MAILQ_THRESHOLD
+Notifies administrators if number of emails in the postfix queue is greater then `MAILQ_CRIT` for period of `MAILQ_THRESHOLD * (60±30)` seconds.