improvement: Fast forward timestamp to be able to use txn3 (#6921)

We fast forward logical timestamp on workload server by 10M so we can use transactions3.
palantir · Jan 29, 2024 · 175f86f · 175f86f
1 parent dd4d1f1
commit 175f86f
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diff --git a/atlasdb-workload-server/build.gradle b/atlasdb-workload-server/build.gradle
@@ -16,6 +16,7 @@ dependencies {
     implementation project(':timestamp-api')
     implementation project(':lock-api')
     implementation project(':lock-api-objects')
+    implementation project(':timestamp-api')
 
     implementation 'com.fasterxml.jackson.core:jackson-annotations'
     implementation 'com.fasterxml.jackson.core:jackson-databind'

diff --git a/...ver/src/main/java/com/palantir/atlasdb/workload/store/AtlasDbTransactionStoreFactory.java b/...ver/src/main/java/com/palantir/atlasdb/workload/store/AtlasDbTransactionStoreFactory.java
@@ -162,7 +162,15 @@ public static AtlasDbTransactionStoreFactory createFromConfig(
                 .build()
                 .serializable();
 
+        fastForwardTimestampToSupportTransactions3(transactionManager);
+
         return new AtlasDbTransactionStoreFactory(
                 transactionManager, installConfig.namespace().or(installConfig.keyValueService()::namespace));
     }
+
+    private static void fastForwardTimestampToSupportTransactions3(TransactionManager transactionManager) {
+        long currentTimestamp = transactionManager.getTimestampService().getFreshTimestamp();
+        long guaranteedTransaction3Timestamp = currentTimestamp + 10_000_000;
+        transactionManager.getTimestampManagementService().fastForwardTimestamp(guaranteedTransaction3Timestamp);
+    }
 }
diff --git a/changelog/@unreleased/pr-6921.v2.yml b/changelog/@unreleased/pr-6921.v2.yml
@@ -0,0 +1,6 @@
+type: improvement
+improvement:
+  description: We fast forward logical timestamp on workload server by 10M so we can
+    use transactions3.
+  links:
+  - https://github.com/palantir/atlasdb/pull/6921