Hello Pham- You most likely ran into an old bug, where the log files were not deleted for some use case. ActiveMQ 5.6 is over 10 yrs old at this point, and upgrading to a newer version will resolve this issue.
FWIW— the KAHA_REMOVE_MESSAGE_COMMAND is ActiveMQ internals about message processing. Thanks, Matt Pavlovich > On Sep 2, 2022, at 9:00 AM, pham lan <phamla...@gmail.com> wrote: > > Hello, > > I am using activemq 5.6. Recently the kahadb log has increased and the old > logs do not get deleted. When I check one log file for example, I can see > only this kind of message and nothing else. What does this mean and why is > the log file not deleted then? > > 16664 CommandType: KAHA_REMOVE_MESSAGE_COMMAND - QUEUE (DestId: > 0:TEST_QUEUE), MsgId: ID:mwr1-test-36854-1660090087994-7:195:-1:1:28767597. > > Thanks in advance.