launch startup repair

installation disc, and after you start the computer, press the SHIFT+F10 key after you finish booting the computer and bring up the cmd command prompt. At the cmd command prompt, enter:Bootrec/fixmbrEnter. This also rewrites the MBR.PBR problems, mainly the PBR code is rewritten, because the hard disk pieces are different, so the error message code is rewritten. For example, the active partition of the WINDOWS7 system is written to a PBR that is suitable for XP, so that it will appear when the

written into the log.The error log location to find MySQL is:/var/log/mysqld.log. Open the view and find the following error150211 13:49:01 [ERROR]/usr/local/mysql/bin/mysqld:table './erqilu_87/pw_log_userdefend ' is marked as crashed and Shoul D be repaired150211 13:51:21 [ERROR]/usr/local/mysql/bin/mysqld:table './erqilu_87/pw_log_userdefend ' is marked as crashed and Shoul D be repaired150211 13:52:02 [ERROR]/usr/local/mysql/bin/mysqld:table './erqilu_87/pw_log_userdefend ' is marked as cras

Linux system startup process (3) One of the system fault repairin the use of Linux may cause a variety of reasons for the machine can not start, so there should be a response to these problems should be a measure to restore the system to let this work. Here are a few examples to illustrate each. Case one:destroys Grub's bootloader, and the first 446 bytes of disk storage for Grub's stage1 phase one.#使用dd命令将前446字节的bootloader数据填充为0[email protected] ~]#

the introductions say Grub rescue are as follows:Grub Rescue>set root= (hd0,5) Grub Rescue>set prefix= (hd0,5)/boot/grub Grub rescue>insmod/boot/grub/ Normal.mod Grub Rescue>normalHowever, in the course of the author's operation, the above commandGrub Rescue>insmod/boot/grub/normal.modcannot be done. Reference connection: http://forum.ubuntu.org.cn/viewtopic.php?f=139t=348503Re-install grub under migrated UbuntuGo to Ubuntu and perform the operation under Ubuntu systemsudo update-grub sudo grub