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If there is no repartition, boot the Linux boot disk (or the first CD-ROM) into rescue mode. First find where the original/partition mount is. Redhat is usually/mnt/sysimage. Perform "Chroot/mnt/sysimage". If it is grub, enter the grub-install/dev/hd* (according to the actual situation) and if it is Lilo, enter Lilo-v and reboot. If the partition has ...

Unpack rpm files in Linux in current directory? Cat kernel-ntfs-2.4.20-8.i686.rpm | Rpm2cpio | Pax-r examples are as follows: [Root@localhost 6-18]# cat kernel-ntfs-2.4.20-8.i686.rpm | Rpm2cpio | Pax-r[root@localhost 6-18]# ll Total dosage 44-rw-r--r-...

How can I switch back and forth between the graphical interface and the console (character interface)? 1 graphical interface to console: CTR+ALT+FN (n=1,2,3,4,5,6); 2 Switch between consoles: ALT+FN (n=1,2,3,4,5,6); 3 Console to graphics: Alt+f7

What should linux do to keep the tasks in cron from giving back information? This example is a 5-minute check of mail #vi/etc/cron 0-59/5 * * * * * * */usr/local/bin/fetchmail >/dev/http://www.aliyun.com/zixun/aggregation/ 19527.html ">null 2>&1

How do I install grub to the MBR in Linux? We can do this by doing the following: grub> Root (hd0, 0) grub> Setup (hd0) can also use Grub-install/dev/hda to install Grub

How do I remove files with input keywords from a Linux directory? We can use the Find command to achieve: find/mnt/ebook/-type f-exec grep "Enter the keyword here" {} \; -print-exec rm {} \; Example: find/data0/software/-type f-exec grep "Rlin" {} \; -prin ...

How do I get Linux to execute several commands in a row? We can do this through && connectors: Command1 && command2 && command3 Example: [root@localhost usr]# ls && pwdbin &http://www.aliyun.com/zixun/aggregation/37954.htm ...

Does grep in Linux not show itself processes? #ps-aux | grep httpd | grep-v grep grep-v grep can suppress the process that you perform on the grep itself, the-v argument is not displaying the list of process names

After editing the/etc/inittab file, how do we not start the server and take effect directly? [Root@localhost usr]# Vi/etc/inittab # Inittab is only used by upstart for the ' default runlevel.## adding other revisit Here would HAVE NO multiplying on YOUR ...

Linux is listed on the command line with the native IP address, not the NIC information Ifconfig | grep "inet" | Cut-c 0-36 | Sed-e ' s/[a-za-z:]//g ' hosthttp://www.aliyun.com/zixun/aggregation/11696.html ' >name-i

Linux allows a program to continue running after exiting the login? We can use the Nohup command and the disown command.　Nohup command usage: nohup command [parameters] ... Or: The NOHUP option ignores the suspend signal to run the specified command.    &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; ...

How to hold a screen under the terminal in Linux? We can use the Cat command to implement, usage: cat [option] ... [File] ... Outputs a file or standard input combination to standard output. &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; -A,--show-all & ...

Use memory for the/tmp folder under Linux? Add a line to Fstab: none/tmp tmpfs default 0 0 or add Mount tmpfs/tmp-t tmpfs-o size=128m Note in/etc/rc.local: size=128m TMP maximum 128m no matter which way, as long as the Linux reboot,/tmp files all disappeared

How do I view the volume label information for a partition on a Linux system? We can do this through the E2label command: Usage: E2label device [New Volume Label] Example: E2LABEL/DEV/HDXN where x=a,b,c,d ...; n=1,2,3 ... [root@localhost ~]# e2label/dev/sda1 Local Disk

How does a Linux system look for a file in a multilevel directory? There are times when we need to find a file in a Linux system, but it may be in the Linux system multilevel directory, where we should look for it, here are three ways for you to refer to: 1 find/dir-http://www.aliyun.com/zixun/ Aggregation/11696.html ">name filename.ext2 du-a | G ...

How do I see hidden files in Linux (that is, files that start with.)? We can use the LS command: Ls–a or L. (for Redhat) examples are as follows: [Root@localhost/]# ls-a.&http://www.aliyun.com/zixun/aggregation/37954.     HTML >nbsp; &nbs ...

See how many active httpd scripts are in the Linux system? We can use the following shell script to view: #!/bin/shwhile (True) dopstree |grep "*\[httpd\]$" |sed ' s/.*-\ ([0-9][0-9]*\) \*\[httpd\]$/\1/' Sleep 3done

Summarize the use of compressed files and files in Linux, compressed files and file is the most common in Linux, a kind of operation, familiar with this part of the skills are also necessary, generally our common commands are: tar, unzip, bunzip2 and so on, How to use the right is also need to master a knowledge focus, the following we divided into two parts to the compressed file and decompression file description. A, decompression small full tar-i or BUNZIP2 command can be decompressed. bz2 file tar xvfj example.tar ...

Setting and removing environment variables in character mode in Linux? Bash settings: Export variable name = variable Value Delete: unset variable name CSH set: SETENV variable name variable value Delete: Unsetenv variable name

In Linux, use Date command to query yesterday's date? We can use the Date command, which operates as follows: [root@localhost software]# date--date= ' yesterday ' June 09, 2013 Sunday 17:19:08 CST