Upon server startup, InnoDB says
2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Using mutexes to ref count buffer pool pages
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: The InnoDB memory heap is disabled
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Memory barrier is not used
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Compressed tables use zlib 1.2.3
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Using Linux native AIO
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Not using CPU crc32 instructions
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Initializing buffer pool, size = 128.0M
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Completed initialization of buffer pool
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Highest supported file format is Barracuda.
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: 128 rollback segment(s) are active.
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Waiting for purge to start
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2015-09-04 2:13:20 139758612277088 [Note] InnoDB: Percona XtraDB (http://www.percona.com) 5.6.24-72.2 started; log sequence number 3209317
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2015-09-04 2:13:20 139757929621248 [Note] InnoDB: not started
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Note the last line.
Even though it's just bad logging (or even bad wording), it's an exceptionally horrible thing to say in the error log, users will freak out. Please fix it.
I don't see it in 10.0 or in MySQL 5.6/5.7, only in 10.1.
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