mysql数据库无法启动，请帮忙看看如何处理？

哈特比尔波 2020-04-17 11:24:28
今天打开EVE-NG服务器后，登录网页，发现登录不了。怀疑是MySQL数据库问题，所以请大家帮忙看一下，谢谢！
下面是相关详细信息：
root@Cisco_Lab:~# mysql -V
mysql Ver 14.14 Distrib 5.7.21, for Linux (x86_64) using EditLine wrapper
root@Cisco_Lab:~# journalctl -xe
-- Unit mysql.service has finished shutting down.
Apr 18 01:58:57 Cisco_Lab systemd[1]: Starting MySQL Community Server...
-- Subject: Unit mysql.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit mysql.service has begun starting up.
Apr 18 01:58:57 Cisco_Lab audit[19519]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/19519/status" pid=19519 comm="mysq
Apr 18 01:58:57 Cisco_Lab audit[19519]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/sys/devices/system/node/" pid=19519 com
Apr 18 01:58:57 Cisco_Lab audit[19519]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/19519/status" pid=19519 comm="mysq
Apr 18 01:58:57 Cisco_Lab kernel: audit: type=1400 audit(1587164337.399:610): apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/
Apr 18 01:58:57 Cisco_Lab kernel: audit: type=1400 audit(1587164337.399:611): apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/sys/d
Apr 18 01:58:57 Cisco_Lab kernel: audit: type=1400 audit(1587164337.399:612): apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/
Apr 18 01:58:57 Cisco_Lab systemd[1]: mysql.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
Apr 18 01:58:59 Cisco_Lab ntpd[3112]: error resolving pool 3.ubuntu.pool.ntp.org: Temporary failure in name resolution (-3)
Apr 18 01:59:27 Cisco_Lab systemd[1]: Failed to start MySQL Community Server.
-- Subject: Unit mysql.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit mysql.service has failed.
--
-- The result is failed.
Apr 18 01:59:27 Cisco_Lab systemd[1]: mysql.service: Unit entered failed state.
Apr 18 01:59:27 Cisco_Lab systemd[1]: mysql.service: Failed with result 'exit-code'.
Apr 18 01:59:27 Cisco_Lab systemd[1]: mysql.service: Service hold-off time over, scheduling restart.
Apr 18 01:59:27 Cisco_Lab systemd[1]: Stopped MySQL Community Server.
-- Subject: Unit mysql.service has finished shutting down
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit mysql.service has finished shutting down.
Apr 18 01:59:27 Cisco_Lab systemd[1]: Starting MySQL Community Server...
-- Subject: Unit mysql.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit mysql.service has begun starting up.
Apr 18 01:59:27 Cisco_Lab audit[19712]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/19712/status" pid=19712 comm="mysq
Apr 18 01:59:27 Cisco_Lab audit[19712]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/sys/devices/system/node/" pid=19712 com
Apr 18 01:59:27 Cisco_Lab audit[19712]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/19712/status" pid=19712 comm="mysq
Apr 18 01:59:27 Cisco_Lab kernel: audit: type=1400 audit(1587164367.891:613): apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/
Apr 18 01:59:27 Cisco_Lab kernel: audit: type=1400 audit(1587164367.891:614): apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/sys/d
Apr 18 01:59:27 Cisco_Lab kernel: audit: type=1400 audit(1587164367.891:615): apparmor="DENIED" operation="open" profile="/usr/sbin/mysqld" name="/proc/
Apr 18 01:59:28 Cisco_Lab systemd[1]: mysql.service: Main process exited, code=exited, status=2/INVALIDARGUMENT

root@Cisco_Lab:~#
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哈特比尔波 2020-05-04
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引用 4 楼 erfudaoshu的回复:
把 /usr/sbin/mysqld 下的log发出来。
这个可以上传文件吗？我把日志文件上传上来
哈特比尔波 2020-05-04
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引用 3 楼 qq_18379499的回复:
点击电脑的左下角开始键，输入：services.msc 会跳入此界面，如图所示： 手工重启下mysql服务，重启完成后，mysql服务已启动再操作试试
系统是ubuntu16.04
天空张三 2020-04-28
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把 /usr/sbin/mysqld 下的log发出来。
哈特比尔波 2020-04-21
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引用 1 楼 qq_18379499 的回复:
好像是本地的mysql服务关闭了；你检查下电脑的服务试试；
看了这个的mysql的状态，就是这个mysql不能启动。 下面是mysql的状态 
root@Cisco_Lab:~# systemctl status mysql
* mysql.service - MySQL Community Server
   Loaded: loaded (/lib/systemd/system/mysql.service; enabled; vendor preset: enabled)
   Active: activating (start-post) (Result: exit-code) since Tue 2020-04-21 07:55:25 EEST; 8s ago
  Process: 26609 ExecStart=/usr/sbin/mysqld (code=exited, status=2)
  Process: 26593 ExecStartPre=/usr/share/mysql/mysql-systemd-start pre (code=exited, status=0/SUCCESS)
 Main PID: 26609 (code=exited, status=2);         : 26610 (mysql-systemd-s)
    Tasks: 2
   Memory: 3.1M
      CPU: 334ms
   CGroup: /system.slice/mysql.service
           `-control
             |-26610 /bin/bash /usr/share/mysql/mysql-systemd-start post
             `-26672 sleep 1

Apr 21 07:55:25 Cisco_Lab systemd[1]: Starting MySQL Community Server...
Apr 21 07:55:25 Cisco_Lab systemd[1]: mysql.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
root@Cisco_Lab:~#
过眼浮云866 2020-04-21
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点击电脑的左下角开始键，输入：services.msc 会跳入此界面，如图所示： 手工重启下mysql服务，重启完成后，mysql服务已启动再操作试试
过眼浮云866 2020-04-20
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好像是本地的mysql服务关闭了；你检查下电脑的服务试试；
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