skorotkov commented on code in PR #10178:
URL: https://github.com/apache/ignite/pull/10178#discussion_r938631754
##########
modules/core/src/test/java/org/apache/ignite/internal/processors/cache/transactions/TxRecoveryWithConcurrentRollbackTest.java:
##########
@@ -258,6 +264,129 @@ else if (g1Keys.contains(key))
assertEquals(s1, s2);
}
+
+ /**
+ * The test enforces the concurrent processing of the same prepared
transaction both in the
+ * tx recovery procedure started due to primary node left and in the tx
recovery request handler
+ * invoked by message from another backup node.
+ * <p>
+ * The idea is to have a 3-nodes cluster and a cache with 2 backups. So
there will be 2 backup nodes
+ * to execute the tx recovery in parallel if primary one would fail. These
backup nodes will send the
+ * tx recovery requests to each other, so the tx recovery request handler
will be invoked as well.
+ * <p>
+ * Use several attempts to reproduce the race condition.
+ * <p>
+ * Expected result: transaction is finished on both backup nodes and the
partition map exchange is completed as well.
+ */
+ @Test
+ public void testRecoveryNotDeadLockOnPrimaryFail() throws Exception {
+ backups = 2;
Review Comment:
Used in TxRecoveryWithConcurrentRollbackTest::getConfiguration to create
node config
##########
modules/core/src/test/java/org/apache/ignite/internal/processors/cache/transactions/TxRecoveryWithConcurrentRollbackTest.java:
##########
@@ -258,6 +264,129 @@ else if (g1Keys.contains(key))
assertEquals(s1, s2);
}
+
+ /**
+ * The test enforces the concurrent processing of the same prepared
transaction both in the
+ * tx recovery procedure started due to primary node left and in the tx
recovery request handler
+ * invoked by message from another backup node.
+ * <p>
+ * The idea is to have a 3-nodes cluster and a cache with 2 backups. So
there will be 2 backup nodes
+ * to execute the tx recovery in parallel if primary one would fail. These
backup nodes will send the
+ * tx recovery requests to each other, so the tx recovery request handler
will be invoked as well.
+ * <p>
+ * Use several attempts to reproduce the race condition.
+ * <p>
+ * Expected result: transaction is finished on both backup nodes and the
partition map exchange is completed as well.
+ */
+ @Test
+ public void testRecoveryNotDeadLockOnPrimaryFail() throws Exception {
+ backups = 2;
+ persistence = false;
Review Comment:
Used in TxRecoveryWithConcurrentRollbackTest::getConfiguration to create
node config
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