Mysql 启动失败没日志_centos7上mysql无法启动也没有日志

报错的原因就是

[root@localhost duanxinli]# journalctl -xe

-- Subject: Unit mysqld.service has begun start-up

-- Defined-By: systemd

-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

--

-- Unit mysqld.service has begun starting up.

12月 30 22:52:01 localhost.localdomain mysqld[7419]: 2018-12-30T14:52:01.435970Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timest

12月 30 22:52:01 localhost.localdomain mysqld[7419]: 2018-12-30T14:52:01.438425Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.24) starting as process 7422 ...

12月 30 22:52:01 localhost.localdomain mysqld[7419]: 2018-12-30T14:52:01.440408Z 0 [ERROR] Could not open file '/var/log/mysql/mysqld.log' for error logging: Permission denied

12月 30 22:52:01 localhost.localdomain mysqld[7419]: 2018-12-30T14:52:01.440434Z 0 [ERROR] Aborting

12月 30 22:52:01 localhost.localdomain mysqld[7419]: 2018-12-30T14:52:01.440479Z 0 [Note] Binlog end

12月 30 22:52:01 localhost.localdomain mysqld[7419]: 2018-12-30T14:52:01.440553Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

12月 30 22:52:01 localhost.localdomain systemd[1]: mysqld.service: control process exited, code=exited status=1

12月 30 22:52:01 localhost.localdomain mysqld[7419]: Initialization of mysqld failed: 0

12月 30 22:52:01 localhost.localdomain systemd[1]: Failed to start MySQL Server.

-- Subject: Unit mysqld.service has failed

-- Defined-By: systemd

-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

--

-- Unit mysqld.service has failed.

--

-- The result is failed.

12月 30 22:52:01 localhost.localdomain systemd[1]: Unit mysqld.service entered failed state.

12月 30 22:52:01 localhost.localdomain systemd[1]: mysqld.service failed.

12月 30 22:52:01 localhost.localdomain systemd[1]: mysqld.service holdoff time over, scheduling restart.

12月 30 22:52:01 localhost.localdomain systemd[1]: Stopped MySQL Server.

-- Subject: Unit mysqld.service has finished shutting down

-- Defined-By: systemd

-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

--

-- Unit mysqld.service has finished shutting down.

12月 30 22:52:01 localhost.localdomain systemd[1]: start request repeated too quickly for mysqld.service

12月 30 22:52:01 localhost.localdomain systemd[1]: Failed to start MySQL Server.

-- Subject: Unit mysqld.service has failed

-- Defined-By: systemd

-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel

--

-- Unit mysqld.service has failed.

--

-- The result is failed.

12月 30 22:52:01 localhost.localdomain systemd[1]: Unit mysqld.service entered failed state.

12月 30 22:52:01 localhost.localdomain systemd[1]: mysqld.service failed.

ESCOC

无权限,因为我用的是root用户,但是mysql执行的时候用的是mysql用户,所以无权限,需要授权!搞了一晚上操他妈的

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