chore: Added JVM settings env variable. Rename app class

cardano-foundation · Jan 22, 2024 · 970caf2 · 970caf2
1 parent 5c4c60a
commit 970caf2
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Showing 3 changed files with 12 additions and 4 deletions.
diff --git a/README.md b/README.md
@@ -55,7 +55,7 @@ Build docker image
 
 
 ```shell
-docker build -t cardanofoundation/ledger-sync:<version> .
+docker build  --target ledger-sync -t cardanofoundation/ledger-sync:<version> .
 ```
 
 ### Docker Run

diff --git a/...consumer/ExplorerConsumerApplication.java → ...plorerconsumer/LedgerSyncApplication.java b/...consumer/ExplorerConsumerApplication.java → ...plorerconsumer/LedgerSyncApplication.java
@@ -1,5 +1,6 @@
 package org.cardanofoundation.ledgersync.explorerconsumer;
 
+import jakarta.annotation.PostConstruct;
 import lombok.AccessLevel;
 import lombok.RequiredArgsConstructor;
 import lombok.experimental.FieldDefaults;
@@ -17,15 +18,21 @@
 @ComponentScan(basePackages = "org.cardanofoundation.*")
 @EntityScan("org.cardanofoundation.*")
 @EnableJpaRepositories("org.cardanofoundation.*")
-public class ExplorerConsumerApplication {
+public class LedgerSyncApplication {
 
     static {
         System.setProperty("org.jooq.no-logo", "true");
         System.setProperty("org.jooq.no-tips", "true");
     }
 
     public static void main(String[] args) {
-        SpringApplication.run(ExplorerConsumerApplication.class, args);
+        SpringApplication.run(LedgerSyncApplication.class, args);
+    }
+
+    @PostConstruct
+    public void postConstruct() {
+        long maxMemory = Runtime.getRuntime().maxMemory();
+        log.info("<< Max JVM heap memory: {} MB", maxMemory / (1024 * 1024) + " >>");
     }
 
 }
diff --git a/env.example b/env.example
@@ -9,4 +9,5 @@ SPRING_DATASOURCE_USERNAME=user
 SPRING_DATASOURCE_PASSWORD=
 SCHEMA=cexplorer
 
-
+#Set min and max heap size if required
+#JDK_JAVA_OPTIONS=-Xms4G -Xmx12G