Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] latency command latency scheduling launchctl command launching Terminal less command displaying file content manual keyword search links aliases creating hard links soft links symbolic versus hard listing file systems files cat command less command ls command groups JPEG files users and groups ln command local disks, system administration diskutil tool managing volume manually mounting on-disk permissions local vim configuration files locate command log files analyzers file rotation maintenance process information rotation syslogd daemon messages sent to another host sending log messages syslog command types logger command logger utility logging mode login shells Bash configuring loops, writing shell scripts ls command -l option -t option lsof command lsvfs command |