Fix issues and update config.example.env

config.example.env

@@ -1,5 +1,8 @@
 # MCServerDocker configuration file
 
+##################
+# Server options #
+##################
 # ENFORCE_FRESH_CACHES
 ## Cleans all caches on startup, useful if you experience issues.
 MCSD_ENFORCE_FRESH_CACHES=false
@@ -12,17 +15,46 @@ MCSD_FORCE_UPGRADE=true
 # Disables all datapacks
 MCSD_SAFEMODE=false
 
-# AUTO_RESTART
+#################
-## Restarts the server automatically if it exits
+# MCSD features #
-MCSD_AUTO_RESTART=true
+#################
-
 # CLEAN_LOGS
 # Removes all log files on startup (restarts are not affected)
 MCSD_CLEAN_LOGS=true
 
+# AUTO_RESTART
+## Restarts the server automatically if it exits
+MCSD_AUTO_RESTART=true
+
+#################
+# Memory limits #
+#################
+# MIN_MEMORY
+## The minimum amount of memory Minecraft uses
+## Set this to $MCSD_MEMORY_MAX if you want maximum performance
+MCSD_MEMORY_MIN=2048M
+
+# MAX_MEMORY
+## The maximum amount of memory Minecraft should use
+## Note: The java process WILL use more memory than you specify here,
+##       as the JVM does not include itself in this limit here.
+MCSD_MAX_MEMORY=2048M
+
+########
+# Java #
+########
 # JAVA_VERSION
 ## Minecraft version | Java version
 ## <= 1.16           | 8
 ## <= 1.16           | 11 (may increase performance)
 ## >= 1.17           | 17
 MCSD_JAVA_VERSION=17
+
+# OPTIMIZED_FLAGS
+## Applies a modified variant of Aikar's Flags
+MCSD_OPTIMIZED_FLAGS=true
+
+# GARBAGECOLLECTOR
+## Configures the garbage collector
+## Supported are: G1GC, ZGC
+MCSD_GARBAGECOLLECTOR=G1GC

entrypoint.sh

@@ -66,11 +66,11 @@ function initialize() {
     export "MCSD_CLEAN_LOGS=false"
   fi
   # Memory limits
-  if [ -n "${MCSD_MEMORY_MIN}" ]; then
+  if [ -z "${MCSD_MEMORY_MIN}" ]; then
     echo ":: Error: No memory limit supplied to \$MCSD_MEMORY_MIN"
     exit 1
   fi
-  if [ -n "${MCSD_MEMORY_MAX}" ]; then
+  if [ -z "${MCSD_MEMORY_MAX}" ]; then
     echo ":: Error: No memory limit supplied to \$MCSD_MEMORY_MAX"
     exit 1
   fi
@@ -191,7 +191,7 @@ function main() {
   run
   # Restart server if enabled
   if [ "${SHUTDOWN}" == "true" ]; then
-    echo ":: Ending execution"
+    echo ":: Ending execution (SHUTDOWN=true)"
     exit 0
   fi
   case "${MCSD_AUTO_RESTART}" in
@@ -200,7 +200,7 @@ function main() {
       run
       ;;
     "false")
-      echo ":: Ending execution"
+      echo ":: Ending execution (MCSD_AUTO_RESTART=false)"
       exit 0
       ;;
     *)