Updated ulimit for ClickHouse and removed MailHog.

clickhouse/docker-compose.yml

@@ -8,8 +8,8 @@ services:
     restart: unless-stopped
     ulimits:
       nofile:
-        soft: 10000
+        soft: 262144
-        hard: 20000
+        hard: 262144
     ports:
       - 8123:8123
       - 9000:9000

mailhog/docker-compose.yml

@@ -1,8 +0,0 @@
-services:
-  mailhog:
-    image: mailhog/mailhog:v1.0.1
-    container_name: mailhog
-    restart: always
-    ports:
-      - 1025:1025
-      - 8025:8025