Task org.apache.jackrabbit.oak.commons.concurrent.NotifyingFutureTask@2767ddc4[Not completed, task = org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1$1@7f67faf5] rejected from java.util.concurrent.ThreadPoolExecutor@1bb172dd[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 21]

Task org.apache.jackrabbit.oak.commons.concurrent.NotifyingFutureTask@66b08e07[Not completed, task = org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1$1@68776d79] rejected from java.util.concurrent.ThreadPoolExecutor@1ca0aa40[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 1]

Task org.apache.jackrabbit.oak.commons.concurrent.NotifyingFutureTask@7fad2d7b[Not completed, task = org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1$1@716acd26] rejected from java.util.concurrent.ThreadPoolExecutor@675fe8de[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 0]

Task org.apache.jackrabbit.oak.commons.concurrent.NotifyingFutureTask@115476da[Not completed, task = org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1$1@1f938b58] rejected from java.util.concurrent.ThreadPoolExecutor@26327339[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 31]