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 Since the installation of NVIDIA graphics card driver has been in the loop login interface, password input is correct is not to go, and then decided to uninstall the Nvidia graphics card driver.First, when you can log in using tty1, use the$ sudo apt-get autoremove--purge nvidia-*$ sudo rebootThen found that the boot can go into the desktop, very happy, the result is to switch to TTY mode is a black screen, in fact, is not a black screen, is due to uninstall the Nvidia driver, screen resoluti

(virtualbox/vmware) linux start hint Memoryforcrashkernel (0*0 to 0*0) notwithinpermissible http://www.myexception.cn/ Linux-unix/477672.htmlOne. Virtual machines are created on VMware and the operating system is red Hat Enterprise Linux Server release 5.3, and the following information appears when you start the virtual machine:Memory for crash kernel (0x0 to 0x0) Notwithin permissible rangeWorkaround:This information is not compromised because there is no reason to configure the Kdump service.

Transferred from: http://blog.csdn.net/cybertan/article/details/8258394This article explains how to set up Ftrace and is able to understand how to trace functions. It should is useful for the current kernel developers and device driver developers who want to debug kernel issues, and also F Or students who is keen to pursue a Linux systems programming career.This article explores how to build ftrace and understand how to track functions. Ftrace should

Fdisk Pvcreate Vgcreate Lvcreate View Display Create Delete Expansion Activated Scan Lookup Lv Lvdisplay Lvcreate Lvremove Lvextend Lvchange Lvscan PV Pvdisplay Pvcreate Pvremove Pvchange Pvscan Vg Vgdisplay Vgcreate Vgremove Vgextend Vgchange Vgscan Lvextend: Expanding all free space in a phys

Transferred from: http://blog.csdn.net/cybertan/article/details/3235722Transferred from: http://blog.sina.com.cn/s/blog_4c451e0e0100giqg.htmlScenario: Use a shell to see if a PHP program running in the background exits abnormallyIf exiting, use the daemon to automatically restart.MySQL-like safe_mysqldA total of 3 programsSHSTART.SH is responsible for initiatingsh.sh Daemon Main processshstop.sh Safe Exit daemon and PHP program body/******************