📦 system_cmds

A

• ac(8)connect time accounting✨
• accton(8)turns process accounting on or off✨
• arch(1)print machine hardware name (same as uname -m)✨
• at(1)queue, examine, or delete jobs for later execution✨
• atrun(8)run jobs queued for later execution✨

C

• chkpasswd(8)verifies user password against various systems✨
• chpass(1)add or change user database information✨
• cpuctl(8)program to control CPUs✨

D

• dmesg(8)display the system message buffer✨
• dynamic_pager(8)swap configuration daemon✨

F

• fs_usage(1)report system calls and page faults related to filesystem activity in real-time✨

G

• getconf(1)Query system configuration variables (sysconf)✨
• getty(8)alternative Linux getty✨
• gettytab(5)terminal configuration data base✨

H

• hostinfo(8)host information✨

I

• iosim(1)A performance tool to simulate I/O workloads✨
• iostat(8)report I/O statistics✨

L

• latency(1)monitors scheduling and interrupt latency✨
• lskq(1)display process kqueue state✨
• lsmp(1)Display mach port information for processes on the system✨
• ltop(1)Display ledger information for processes on the system✨

M

• machine(1)print machine type✨
• memory_pressure(1)Tool to apply real or simulate memory pressure on the system✨
• mkfile(8)create a file✨
• mslutil(1)Tool to enable / disable malloc stack logging on a specific process✨

N

• newgrp(1)log in to a new group✨
• nologin(5)prevent unprivileged users from logging into the system✨
• nologin(8)politely refuse a login✨
• nvram(8)format data stored in non-volatile RAM✨

P

• pagesize(1)Print supported system page sizes✨
• passwd(1)change user password✨
• proc_uuid_policy(1)Set UUID policy with the kernel✨
• purge(8)force disk cache to be purged (flushed and emptied)✨
• pwd_mkdb(8)generate the password databases✨

S

• sa(8)summarizes accounting information✨
• sc_usage(1)show system call usage statistics✨
• sysctl(8)configure kernel parameters at runtime✨
• sysctl.conf(5)Linux kernel configuration parameters✨

T

• taskpolicy(8)execute a program with an altered I/O or scheduling policy or change settings of already running process✨
• ttys(5)terminal initialization information✨

V

• vifs(8)safely edit fstab✨
• vipw(8)edit the password, group, shadow-password or shadow-group file✨
• vm_purgeable_stat(1)Display purgeable memory information for processes on the system✨
• vm_stat(1)show Mach virtual memory statistics✨

W

• wait4path(1)wait for given path to show up in the namespace✨

Z

• zdump(8)timezone dumper✨
• zic(8)timezone compiler✨
• zlog(1)show allocation backtraces for kernel zones✨