Linux
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Commands
基本的な使い方は--helpで確認して手を動かして覚える
由来・語源
table:command list
Commands Description
read read line of input into variables grep file pattern searcher tree list contents of directories in a tree-like format cat concatenate and print files more print file per screen diff compare files line by line find walk a file hierarchy virsh manage virtual machine and hypervisor getent get entries from Name Service Switch libraries(/etc/nsswitch.conf) eval evaluate the specified commands nohup run a command immune to hangups, with output to a non-tty yes be repetitively affirmative stress impose load on and stress test systems date display or set date and time history Show and manipulate command history split split a file into pieces watch execute a program periodically, showing output fullscreen pgrep find or signal processes by name rsync faster, flexible replacement for rcp modprobe Add and remove modules from the Linux Kernel Terminal
table:short cut
Key Action
alt+f,b move word by word
Architecture
https://gyazo.com/6295a88106aa8a2c1a97184fcb5a169e
table:/proc
Path Content
/proc/cmdline OSがブートされたときに、kernelに渡されたパラメータ
/proc/cpuinfo CPUの情報
/proc/meminfo メモリの情報
/proc/ioports I/Oポートの情報
/proc/interrupts IRQの情報
/proc/bus/pci/devices PCIデバイスの情報 ( /proc/pci は廃止 )
/proc/scsi/scsi SCSIデバイスの情報
/proc/bus/usb/devices USBデバイスの情報
/proc/swaps Swap情報
Signal
Process