Branch: refs/heads/5.4 Home: https://github.com/hibernate/hibernate-orm Commit: fe965d1919f56be828e8752aec2cc76436998430 https://github.com/hibernate/hibernate-orm/commit/fe965d1919f56be828e8752... Author: Yoann Rodière <yoann(a)hibernate.org&gt; Date: 2021-02-09 (Tue, 09 Feb 2021) Changed paths: A hibernate-core/src/test/java/org/hibernate/id/enhanced/OptimizerConcurrencyUnitTest.java M hibernate-core/src/test/java/org/hibernate/id/enhanced/OptimizerUnitTest.java A hibernate-core/src/test/java/org/hibernate/id/enhanced/SourceMock.java Log Message: ----------- HHH-14444 Test concurrent usage of ID generator optimizers Signed-off-by: Yoann Rodière <yoann(a)hibernate.org&gt; Commit: 9658fc8f4934a6945aecf1ff779886be90a356d1 https://github.com/hibernate/hibernate-orm/commit/9658fc8f4934a6945aecf1f... Author: Yoann Rodière <yoann(a)hibernate.org&gt; Date: 2021-02-09 (Tue, 09 Feb 2021) Changed paths: M hibernate-core/src/main/java/org/hibernate/id/enhanced/PooledLoThreadLocalOptimizer.java Log Message: ----------- HHH-14444 Avoid synchronization for single-tenant generation in PooledLoThreadLocalOptimizer Signed-off-by: Yoann Rodière <yoann(a)hibernate.org&gt; Commit: 77467d00f13b4e6b539d78216a7e9ef73805f19a https://github.com/hibernate/hibernate-orm/commit/77467d00f13b4e6b539d782... Author: Yoann Rodière <yoann(a)hibernate.org&gt; Date: 2021-02-09 (Tue, 09 Feb 2021) Changed paths: M hibernate-core/src/main/java/org/hibernate/id/enhanced/PooledLoThreadLocalOptimizer.java Log Message: ----------- HHH-14444 Avoid synchronization for multi-tenant generation in PooledLoThreadLocalOptimizer Signed-off-by: Yoann Rodière <yoann(a)hibernate.org&gt; Commit: 77a847cb3851769df1d89b7bb47c253f28bb9ef2 https://github.com/hibernate/hibernate-orm/commit/77a847cb3851769df1d89b7... Author: Yoann Rodière <yoann(a)hibernate.org&gt; Date: 2021-02-09 (Tue, 09 Feb 2021) Changed paths: M hibernate-core/src/main/java/org/hibernate/id/enhanced/PooledLoThreadLocalOptimizer.java Log Message: ----------- HHH-14444 Encapsulate ID generation in GenerationState for PooledLoThreadLocalOptimizer This is just a cosmetic change, it doesn't change the behavior at all. Signed-off-by: Yoann Rodière <yoann(a)hibernate.org&gt; Compare: https://github.com/hibernate/hibernate-orm/compare/e8fb4d840396...77a847c...