Ubuntu Linux Toolbox: 1000+ Commands for Ubuntu and Debian Power Users
Language: English
Pages: 368
ISBN: 1118183525
Format: PDF / Kindle (mobi) / ePub
This updated bestseller from Linux guru Chris Negus is packed with an array of new and revised material
As a longstanding bestseller, Ubuntu Linux Toolbox has taught you how to get the most out Ubuntu, the world's most popular Linux distribution. With this anticipated new edition, Christopher Negus returns with a host of new and expanded coverage on tools for managing file systems, ways to connect to networks, techniques for securing Ubuntu systems, and a look at the latest Long Term Support (LTS) release of Ubuntu, all aimed at getting you up and running with Ubuntu Linux quickly.
- Covers installation, configuration, shell primer, the desktop, administrations, servers, and security
- Delves into coverage of popular applications for the web, productivity suites, and e-mail
- Highlights setting up a server (Apache, Samba, CUPS)
- Boasts a handy trim size so that you can take it with you on the go
Ubuntu Linux Toolbox, Second Edition prepares you with a host of updated tools for today's environment, as well as expanded coverage on everything you know to confidently start using Ubuntu today.
is needed, services for sharing and mounting remote filesystems can be most useful. Such services include Network File System (NFS), Samba, and SSHFS. Sharing Remote Directories with NFS Assuming a server is already running the NFS service (part of the nfs-kernel-server package), you can use exportfs and showmount commands to see available and mounted shared directories. Mounting a shared directory is done with special options to the standard mount command. If you install the nfs-kernel-server
possible into a small package that you can carry around with you. To that end, I describe: Commands—Tons of command line examples demonstrate clever and useful ways to navigate the often daunting command line. GUI tools—Quick tips for using graphical interface tools to administer and configure your Ubuntu system. Software repositories—Methods for downloading and installing the software, which is custom-made for your Ubuntu system. Online resources—Where to find useful and helpful information
Bat, and so on [A-D]at Aat, Bat, Cat, and Dat, but not aat, bat, and so on 1[3-5]7 137, 147, and 157 \tHello A tab character preceding the word Hello \.[tT][xX][Tt] .txt, .TXT, .TxT, or other case combinations Editing Text Files There are many text editors in the Linux/UNIX world. The editor that is most common is vi, which can be found virtually on any UNIX or Linux system available today. That is why knowing how to at least make minor file edits in vi is a critical skill for any Linux
the disk space and the md5sum you created earlier: $ sudo mount -t ext4 /dev/mapper/vgusb-lvm_u1 /mnt/u1 Remount volume $ df -m /mnt/u1 See 45MB of 2016MB used Filesystem 1M-blocks Used Available Use% Mounted on /dev/mapper/vgusb-lvm_u1 2016 45 1869 3% /mnt/u1 $ sudo md5sum /mnt/u1/vmlinuz-* Recheck md5sum 56b9ca81bdfba6e563f407caf9a52a2b /boot/vmlinuz-3.2.0-38-generic The newly mounted volume is now 2GB instead of 1GB in size. Shrinking an LVM Volume You can also use the lvresize command if
[ksoftirqd/0] ... $ ps auwx Show every running process, BSD style, wide format $ ps auwwx Show every running process, BSD style, unlimited width Some processes start up other processes. For example, a web server (httpd daemon) will spin off multiple httpd daemons to wait for requests to your web server. You can view the hierarchy of processes (in a tree view) using various options with ps: $ ps -ejH Show process hierarchy with process/session IDs PID PGID SID TTY TIME CMD 16267 16267 16267 ?