诸位好,我的mysql在还原数据时,异常停止,然后就无法启动....
尝试各种方法无果后,决定重装(是个备份服务器....)
步骤是:
yum remove mysqsl*
然后安装
yum install mysql
yum install mysql-server
然后我仍旧启动不了!!!!!!!
@皮总 @红薯 @宏哥 @蟋蟀哥哥 @逝水fox 求助各位大神以及诸位万能的OSCER
报错日志如下:
130906 16:10:59 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 130906 16:10:59 InnoDB: Initializing buffer pool, size = 8.0M 130906 16:10:59 InnoDB: Completed initialization of buffer pool InnoDB: Log scan progressed past the checkpoint lsn 21 273056542 130906 16:10:59 InnoDB: Database was not shut down normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files... InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer... InnoDB: Doing recovery: scanned up to log sequence number 21 274094985 InnoDB: Error: trying to access page number 715789170 in space 0, InnoDB: space name ./ibdata1, InnoDB: which is outside the tablespace bounds. InnoDB: Byte offset 0, len 16384, i/o type 10. InnoDB: If you get this error at mysqld startup, please check that InnoDB: your my.cnf matches the ibdata files that you have in the InnoDB: MySQL server. 130906 16:10:59 InnoDB: Assertion failure in thread 140427302070240 in file fil/fil0fil.c line 4135 InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/5.1/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. 08:10:59 UTC - mysqld got signal 6 ; 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. 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. key_buffer_size=8384512 read_buffer_size=131072 max_used_connections=0 max_threads=151 thread_count=0 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 338332 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 = 0 thread_stack 0x40000 /usr/libexec/mysqld(my_print_stacktrace+0x29) [0x84f539] /usr/libexec/mysqld(handle_fatal_signal+0x483) [0x6a3713] /lib64/libpthread.so.0() [0x3fefa0f4a0] /lib64/libc.so.6(gsignal+0x35) [0x3fef232885] /lib64/libc.so.6(abort+0x175) [0x3fef234065] /usr/libexec/mysqld(fil_io+0x36e) [0x766ede] /usr/libexec/mysqld() [0x74ed43] /usr/libexec/mysqld(buf_read_page+0x225) [0x74f785] /usr/libexec/mysqld(buf_page_get_gen+0x393) [0x748c63] /usr/libexec/mysqld(trx_undo_lists_init+0x42d) [0x7df32d] /usr/libexec/mysqld() [0x7d5579] /usr/libexec/mysqld(trx_rseg_list_and_array_init+0xaf) [0x7d57af] /usr/libexec/mysqld(trx_sys_init_at_db_start+0x160) [0x7d6650] /usr/libexec/mysqld(innobase_start_or_create_for_mysql+0x11fb) [0x7c712b] /usr/libexec/mysqld() [0x72eacb] /usr/libexec/mysqld(ha_initialize_handlerton(st_plugin_int*)+0x31) [0x6971f1] /usr/libexec/mysqld() [0x7169cb] /usr/libexec/mysqld(plugin_init(int*, char**, int)+0x6e4) [0x718cc4] /usr/libexec/mysqld() [0x5bef52] /usr/libexec/mysqld(main+0x1b3) [0x5c1843] /lib64/libc.so.6(__libc_start_main+0xfd) [0x3fef21ecdd] /usr/libexec/mysqld() [0x5097f9] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 130906 16:10:59 mysqld_safe mysqld from pid file /var/run/mysqld/mysqld.pid ended
Ifyougetthiserroratmysqldstartup,pleasecheckthatyourmy.cnfmatchestheibdatafilesthatyouhaveintheMySQLserver.
先拿这句Google吧
好的,谢谢,刚刚没google这个把 key_buffer_size+(read_buffer_size+sort_buffer_size)*max_threads= 338332 K 几个参数调小一点,再启动试试
谢谢皮总,皮总永远都在我们身边指引着我们呢...问题解决,先将方法汇总如下:
'cd'into/var/lib/mysql
Createatmpdir:mkdirold
Movetheibdatarelatedfilesintoit:mvib*old
NowtrystartingupMySQL:/etc/init.d/mysqlstart
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