mysql启动报错：Starting MySQL... ERROR! The server quit without updating PID file

my11502207

#tail -f /data/mysql/logs/error.log　　

　　
160721 06:12:07 mysqld_safe Starting mysqld daemon with databases from /data/mysql/data
　　
2016-07-21 06:12:10 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
　　
2016-07-21 06:12:10 0 [Note] /opt/mysql/bin/mysqld (mysqld 5.6.27-log) starting as process 2290 ...
　　
2016-07-21 06:12:10 2290 [Note] Plugin 'FEDERATED' is disabled.
　　
2016-07-21 06:12:10 2290 [Warning] The option innodb (skip-innodb) is deprecated and will be removed in a future release
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Using atomics to ref count buffer pool pages
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: The InnoDB memory heap is disabled
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Memory barrier is not used
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Compressed tables use zlib 1.2.3
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Using CPU crc32 instructions
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Initializing buffer pool, size = 128.0M
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Completed initialization of buffer pool
　　
2016-07-21 06:12:10 2290 [Note] InnoDB: Highest supported file format is Barracuda.
　　
2016-07-21 06:12:11 2290 [Note] InnoDB: 128 rollback segment(s) are active.
　　
2016-07-21 06:12:11 2290 [Note] InnoDB: Waiting for purge to start
　　
2016-07-21 06:12:11 2290 [Note] InnoDB: 5.6.27 started; log sequence number 1625997
　　
2016-07-21 06:12:11 2290 [ERROR] /opt/mysql/bin/mysqld: unknown option '--slave_parallel_workers＝3'
　　
2016-07-21 06:12:11 2290 [ERROR] Aborting
　　
2016-07-21 06:12:11 2290 [Note] Binlog end
　　
2016-07-21 06:12:11 2290 [Note] Shutting down plugin 'partition'
　　
2016-07-21 06:12:11 2290 [Note] Shutting down plugin 'INNODB_SYS_DATAFILES'
　　
2016-07-21 06:12:11 2290 [Note] Shutting down plugin 'INNODB_SYS_TABLESPACES'
　　
2016-07-21 06:12:11 2290 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN_COLS'
　　
2016-07-21 06:12:11 2290 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN'
　　
2016-07-21 06:12:11 2290 [Note] Shutting down plugin 'INNODB_SYS_FIELDS'