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11 FAQ tagged "linux kernel"

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• Linux Suspend / Hibernate Functionality Support :

  Does any Linux distribution support suspend or hibernate functionality?

• Ubuntu Linux Install and Configure Ndiswrapper and wpa_supplicant :

  How do I install and configure NdisWrapper under Ubuntu Linux along with wpa_supplicant utility?

• CentOS / Red Hat / Fedora Linux Turn off Beep / Bell Terminal Sound :

  Q. I’m using CentOS Linux v5.x and I’d like to turn off the bell sound. How do turn off the beep?

• chrt command: Set / Manipulate Real Time Attributes of a Linux Process :

  Q. How do I set the real time scheduling priority of a process under Linux operating system using a shell prompt?

• Linux Set Up Routing with ip Command :

  Q. Can you explain ip command to setup routing? How do I use the ip command to configure the routing table of the Linux kernel?

• Linux: Find out what kernel drivers (modules) are loaded :

  Q. How do I find out what Linux kernel drivers and loaded by my Linux distribution? How do I list device drivers (modules) loaded in memory?
  A. Under Linux use the file /proc/modules shows what kernel modules (drivers) are currently loaded.
  lsmod command
  You need to use lsmod command to show the status of modules [...]

• Gnome Linux disable or turn off beep sound for Terminal, bash :

  Q. This beep sound is annoying under Linux, how do I disable it forever?
  A. To be frank there are many ways exists - to turn off terminal beep. Use any one of the following method as per your requirements.
  If you are using Gnome terminal
  a) Open Gnome terminal
  b) Click on Settings > Preferences > Silence Terminal [...]

• Iptables is not sending LOG to syslog file :

  Q. I am running SSH/MySQL/Webserver and setup iptables based firewall. But my logs are send to console rather than the system log files. How do make sure that iptables LOG target messages are send to /var/log/messages file?
  A. IPTABLES LOG module turns on kernel logging of matching packets. When this option is set for a [...]

• Linux check memory usage :

  Linux comes with different command to check memory usage. free command displays the total amount of free and used physical and swap memory in the system, as well as the buffers used by the kernel.
  vmstat command reports information about processes, memory, paging, block IO, traps, and cpu activity.
  Then you can use [...]

• Linux: How do I list all USB devices? :

  lsusb is a utility for displaying information about USB buses in the system and the devices connected to them.

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