记一次数据崩溃无法开启
发布时间：2022-02-26 04:27:37 所属栏目：MySql教程 来源：互联网
导读：场景： 远程拷贝的/var/lib/mysql/*的所有文件打包后拖到本地后无法启动。（导表因为数据库太大导表相当漫长，偷懒了....启动时一同报错....）， 版本： sys: Linux console 3.10.0-862.el7.x86_64 #1 SMP Fri Apr 20 16:44:24 UTC 2018 x86_64 x86_64 x86
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场景： 远程拷贝的/var/lib/mysql/*的所有文件打包后拖到本地后无法启动。（导表因为数据库太大导表相当漫长，偷懒了....启动时一同报错....）， 版本： sys: Linux console 3.10.0-862.el7.x86_64 #1 SMP Fri Apr 20 16:44:24 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux DB: Server version: 5.5.60-MariaDB MariaDB Server 报错信息： 数据库日志： #tailf /var/log/mariadb/mariadb.log Server version: 5.5.60-MariaDB key_buffer_size=134217728 read_buffer_size=131072 max_used_connections=0 max_threads=153 thread_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 466718 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 0x0 thread_stack 0x48000 190119 12:54:23 mysqld_safe mysqld from pid file /var/run/mariadb/mariadb.pid ended 190119 12:55:54 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 190119 12:55:54 [Note] /usr/libexec/mysqld (mysqld 5.5.60-MariaDB) starting as process 10885 ... 190119 12:55:54 InnoDB: The InnoDB memory heap is disabled 190119 12:55:54 InnoDB: Mutexes and rw_locks use GCC atomic builtins 190119 12:55:54 InnoDB: Compressed tables use zlib 1.2.7 190119 12:55:54 InnoDB: Using Linux native AIO 190119 12:55:54 InnoDB: Initializing buffer pool, size = 128.0M 190119 12:55:54 InnoDB: Completed initialization of buffer pool 190119 12:55:54 InnoDB: highest supported file format is Barracuda. 190119 12:55:54 InnoDB: Starting crash recovery from checkpoint LSN=25825591529 InnoDB: Restoring possible half-written data pages from the doublewrite buffer... 190119 12:55:54 InnoDB: Starting final batch to recover 15 pages from redo log 190119 12:55:54 [ERROR] mysqld got signal 11 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. To report this bug, see http://kb.askmonty.org/en/reporting-bugs We will try our best to scrape up some info that will hopefully help diagnose the problem, but since we have already crashed, something is definitely wrong and this may fail. Server version: 5.5.60-MariaDB key_buffer_size=134217728 read_buffer_size=131072 max_used_connections=0 max_threads=153 thread_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 466718 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went 服务状态： #systemctl status mariadb ● mariadb.service - MariaDB database server Loaded: loaded (/usr/lib/systemd/system/mariadb.service; disabled; vendor preset: disabled) Active: failed (Result: exit-code) since Sat 2019-01-19 12:49:08 CST; 3s ago Process: 9550 ExecStartPost=/usr/libexec/mariadb-wait-ready $MAINPID (code=exited, status=1/FAILURE) Process: 9549 ExecStart=/usr/bin/mysqld_safe --basedir=/usr (code=exited, status=0/SUCCESS) Process: 9517 ExecStartPre=/usr/libexec/mariadb-prepare-db-dir %n (code=exited, status=0/SUCCESS) Main PID: 9549 (code=exited, status=0/SUCCESS) 解决方式： （1）修改配置文件： 添加参数： innodb_force_recovery = 6 （此项由1---6个级别一次往上修改参数在失败的情况下） innodb_purge_threads = 0 （2）修改刚才解压的文件属主属组为mysql用户。 （编辑：应用网_丽江站长网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
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