发布时间:2013-03-13 15:18:07
3. Booting and Shutting Down3.1 BootstrappingRecovery boot to a shellSteps in the boot process1>Reading of the boot loader from the master boot record2>Loading and initialization of the kernel3>Device detection and configuration4>Creation of kernel processes5>Administrator intervention(singl.........【阅读全文】
发布时间:2013-03-13 15:17:36
2. Scripting and the Shell2.1 Shell BasicsCommand editingPipes and redirectionSTDIN(0), STDOUT(1), STDERR(2)<, >, >>Pipe: |&&, || (short circuit evaluation)Variables and quotingCommon filter commandscut, sort, uniq, wc, tee, head, tail, grep2.2 Bash Scriptingcomments start with a hash ma.........【阅读全文】