Unix Commands on Different OS's
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Unix Commands on Different OS's

Directory Mappings 
AIX
FreeBSD
HP-UX
LINUX(RedHat)
SOLARIS
Tru64
Root filesystem /              {/dev/hd4} /       {/dev/ad0s1a} /          {/dev/vg00/lvol1} /                  {/dev/sda1} /  {/dev/vx/dsk/rootvol} /     {/dev/rz0a}
Home Directory /home          {/dev/hd1}   /home      {/dev/vg00/lvol4}   /export/home
       /dev/vx/dsk/home}
 
  /tmp           {/dev/hd3}   /tmp       {/dev/vg00/lvol6}   /tmp 
    /dev/vx/dsk/swapvol}
 
  /usr           {/dev/hd2} /usr    {/dev/ad0s1f} /usr       {/dev/vg00/lvol7}   /usr  /usr    {/dev/rz0g}
  /var        {/dev/hd9var} /var    {/dev/ad0s1e} /var       {/dev/vg00/lvol8}   /var  
Sample configuration files -   /usr/newconfig      
User Accounts
AIX
FreeBSD
HP-UX
LINUX(RedHat)
Solaris
Tru64
Password files /etc/passwd
/etc/security/passwd
/etc/passwd
/etc/master.passwd
/etc/passwd
/tcb/files/auth/r/root
/etc/passwd
/etc/shadow
/etc/passwd 
/etc/shadow
/etc/passwd 
Groups file /etc/group
/etc/security/group
/etc/group /etc/group
/etc/logingroup
/etc/group /etc/group /etc/group
Maximum # of user ID 4294967295 65535 2147483647 65535 2147483647 65535
Allow/Deny remote login /etc/security/user
{rlogin=true}
/etc/ttys 
{secure}
/etc/securetty
{console}
/etc/securetty
{ttyp1}
/etc/default/login
{CONSOLE=/dev/console}
/etc/securettys
{ttyp1}
User nobody's id # 4294967294 65534 -2 99 60001 & 65534(nobody4) 65534
Group nobody's id # 4294967294 65534 -2(nogroup) 99 60002 & 65534(nogroup) 65534
Recover root password boot from CD/Tape
Installation/Maintenance
Start Limited Shell
getrootfs hdisk0
vi /etc/security/passwd
ok boot -s
passwd root
>boot
Interact with IPL ? Y
ISL>hpux -iS

passwd root
{lilo}
control-x
linux S
passwd root

{grub}
c
kernel vmlinuz-2.4.9-13 single   ro root=/dev/hda8
initrd /initrd-2.4.9-13.img
boot
passwd root
boot cdrom -s
mkdir /tmp/a
mount /dev/c0t0d0s0 /tmp/a
vi /tmp/a/etc/shadow
press the HALT Button or (Control-P)
>>>boot -fl s
lsmbstartup
/sbin/bcheckrc
passwd root
Create new user mkuser adduser useradd useradd useradd useradd
Delete user rmuser rmuser userdel userdel userdel userdel
List users lsuser -f ALL   logins   logins  
Modify user account chuser -a   usermod usermod usermod usermod
General Commands
AIX
FreeBSD
HP-UX
LINUX(RedHat)
Solaris
Tru64
Unique host ID hostid   uname -i hostid hostid hostid
Administrator smit   sam linuxconf admintool sysman
Performance monitor top
monitor
top top
glance
top top top
System activity reporter sar sa sar sar {sysstat} sar /usr/opt/svr4/bin/sar
Virtual Memory statistics vmstat vmstat vmstat vmstat vmstat vmstat
I/O statistics iostat iostat iostat iostat {sysstat} iostat iostat
Error logs alog -o -t boot
errpt
dmesg dmesg dmesg  dmesg uerf -R -o full
Physical RAM 1TB   4TB 64 GB {>2.3.24} 16TB 4TB
Shared Memory 2.75GB   8TB sysctl kernel.shmmax    
Process Data Space 2GB   4GB 900 MB    
Swap device /dev/hd6 /dev/ad0s1b /dev/vg00/lvol2 /dev/sda2 /dev/vx/dsk/swapvol /dev/rz0b
Swap file type /etc/swapspaces swap swap partition type 82  swap raw
Display swap size lsps -a swapinfo swapinfo -a free swap -l swapon -s
Activate Swap swapon -a swapon -a swapon -a swapon -a swap -a swapon -a
Printers
AIX
FreeBSD
HP-UX
LINUX
Solaris
Tru64
Printer Queues /etc/qconfig /var/spool/print /etc/lp/interface/* /var/spool/lpd/lp/* /etc/lp/interfaces/* /usr/spool/lpd
Stop LP  stopsrc -s lpd   lpshut /etc/init.d/lpd stop /usr/lib/lp/lpshut /sbin/init.d/lpd stop
Start LP startsrc -s lpd lpd lpsched /etc/init.d/lpd start /usr/lib/lp/lpsched /sbin/init.d/lpd start
Submit print jobs enq
lp
lpr
qprt
lp lp lpr lp
lpr
lp
lpr
LP statistics enq -A
lpq
lpstat
qchk
lpq lpstat lpq lpstat lpstat
Remove print jobs cancel
lprm
qcan
enq -x
cancel
lprm
cancel lprm cancel
lprm
cancel
lprm
Add printer queue smit mkpq   lpadmin -p pq printtool lpadmin -p pq lprsetup
Remove Printer queue smit rmpq   lpadmin -x pq   lpadmin -x pq lprsetup
Make default printer export LPDEST="pq"   lpadmin -d pq   lpadmin -d pq export PRINTER="lp"
TCP/IP
AIX
 
HP-UX
LINUX(RedHat)
Solaris
Tru64
Network IP configuration lsattr -E -l inet0 /etc/rc.conf /etc/rc.config.d/netconf /etc/sysconfig/network-scripts/  /etc/hostname.*
/etc/inet/*
/etc/defaultrouter
/etc/rc.config
Hosts IP addresses /etc/hosts /etc/hosts /etc/hosts /etc/hosts /etc/inet/hosts /etc/hosts
Name service switch /etc/netsvc.conf /etc/host.conf /etc/nsswitch.conf /etc/nsswitch.conf /etc/nsswitch.conf /etc/svc.conf
Network parameters no -a sysctl ndd -h sysctl -a | grep net ndd /dev/[tcp|ip] ?  
Routing daemon gated routed gated routed in.routed routed
NIC Configurations ifconfig -a ifconfig -a lanscan -v ifconfig -a ifconfig -a ifconfig -a
Secondary IP Address ifconfig en0 alias IP  ifconfig xl0 alias IP ifconfig lan0:1 IP  modprobe ip_alias
ifconfig eth0:1 IP
ifconfig hme0:1 IP up ifconfig ln0 alias
Login prompt HERALD @
/etc/security/login.cfg 
  telnetd -b /etc/issue  /etc/issue BANNER @
/etc/default/telnetd
/etc/issue
Increase the # of pseudo-terminals odmget -q "attribute=num and uniquetype=pty/pty/pty" PdAt | sed "s/0-64/0-512/" |
odmchange -q "attribute=num and uniquetype=pty/pty/pty" -o PdAt

chdev -l pty0 -anum=256 -P
reboot

  rebuild your kernel with these new values NPTY=# 
NSTRPY=#

reboot

insf -d ptys -n #
insf -d ptym -n #
insf -d pts -s # -e -v
 

cd /dev
./MAKEDEV -v pty
{/etc/system}
set pt_cnt = #   {SYSV}
set npty = #      {BSD}

{/etc/iu.ap}
ptsl 0 # ldterm ttcompat

halt
boot -r

cd /dev
./MAKEDEV PTY_1
Maximum # of ptys 512   {MAXUSERS} 256 176                {BSD}
3000              {SYSV}
8192
Remote Shell remsh
rsh
rsh remsh rsh rsh rsh
YP/NIS service binder /usr/lib/netsvc/yp/ypbind  /usr/sbin/ypbind /usr/lib/netsvc/yp/ypbind  /sbin/ypbind /usr/lib/netsvc/yp/ypbind /usr/sbin/ypbind
System Files
AIX
FreeBSD
HP-UX
LINUX(RedHat)
Solaris
Tru64
NFS exported /etc/exports /etc/exports /etc/exports /etc/exports /etc/dfs/dfstab
/etc/dfs/sharetab
/etc/exports
NFS Client mounted directories /etc/xtab   /etc/xtab /var/lib/nfs/xtab /etc/rmtab /var/adm/mountdtab
Max File System 128 GB   128 GB 2 TB  1 TB
8000 TB {vxfs}
128 GB {<= 3.2G}
512 GB {>= 4.0}
16 TB {advfs}
Max File Size 64 GB   128 GB 2 GB     {512B block size} 
8192 GB  {8KB block size} 
1 TB
2 GB {=<2.5.1}
128 GB {<= 3.2G}
512 GB {>= 4.0}
16 TB {advfs}
Max # File Descriptors 64 K   60~ K sysctl fs.file-max 64 K 64 K
DISK/LVM Commands
AIX
FreeBSD
HP-UX:Disk &Filesystem
LINUX(RedHat)
SOLARIS
Tru64
Filesystem table /etc/filesystems /etc/fstab /etc/fstab /etc/fstab /etc/vfstab /etc/fstab
Free disk blocks df -k df -k bdf df -k df -k df -k
Device listing lsdev -C   /sbin/ioscan cat /proc/devices sysdef  
Disk information bootinfo -s hdisk#  fdisk -v ad0 diskinfo /dev/rdsk/c#t#d# cat /proc/scsi/scsi0/sda/model format -d c#t#d#
format>current
format>inquiry
file /dev/rrz0c
Disk Label lspv -l hdisk# disklabel ad0 pvdisplay -v /dev/dsk/C#t#d# fdisk -l prtvtoc disklabel -p rz0
LVM Concepts Partition  sub disk logical extents logical extents sub disk sub disk
  Volume Volume logical volume logical volume Volume Volume
    Plex     Plex Plex
  Volume group   volume group volume group disk group disk group
Journal Filesystem type jfs   vxfs ext3
reiserfs
vxfs advfs
Default volume group /dev/rootvg   /dev/vg00   /dev/vx/dsk/rootdg /dev/vol/rootdg
Display volume group lsvg -l rootvg   vgdisplay -v vg00 vgdisplay -v vxprint -l -g rootdg volprint -l -g rootdg
Modify physical volume chpv   pvchange pvchange    
Prepare physical disk mkdev -c disk -l hdisk#   pvcreate pvcreate vxdiskadd voldiskadd
List physical volume lspv vinum ld pvdisplay pvdisplay vxprint -dl volprint -dl
Remove disk from volume group reducevg   vgreduce vgreduce vxdg rmdisk voldg rmdisk
Move logical volumes to another physical volumes migratepv vinum move -f drive object pvmove pvmove vxassist move volassist move
Create volume group mkvg   vgcreate vgcreate vxdg init voldg init
Remove volume group     vgremove vgremove    
Volume group availability chvg
varyonvg
varyoffvg
  vgchange vgchange    
Restore volume group     vgcfgrestore vgcfgrestore    
Exports volume group exportvg   vgexport vgexport vxdg deport voldg deport
Imports volume group importvg   vgimport vgimport vxdg import voldg import
Volume group listing lsvg   vgscan vgscan    
Change logical volume characteristics  chlv   lvchange lvchange  vxedit set voledit set
List logical volume lslv vinum lv lvdisplay lvdisplay vxprint -vl volprint -vl
Make logical volume mklv   lvcreate lvcreate vxassist make volassist make
Extend logical volume extendlv   lvextend lvextend vxassist growto volassist growto
Reduce logical volume AIX reduce LV   lvreduce lvreduce vxassist shrinkto volassist shrinkto
Remove logical volume rmlv vinum rm vol lvremove lvremove vxedit rm voledit -g rootdg -rf rm vol1
Prepare boot volumes bootlist -m normal   lvlnboot lilo vxbootsetup  
Remove boot volumes     lvrmboot      
Extend File system chfs -a size=# /mt   extendfs /dev/vg00/lvol8
fsadm -F vxfs -b {LE * 1024} /mt
resize2fs
resize_reiserfs
vxva
mkfs -M
 
Reduce/Split mirrors rmlvcopy   lvsplit lvsplit    
Merge mirrors     lvmerge lvmerge    
Create mirrors mklv -c 2 vinum mirror drive lvcreate -m 1   vxassist mirror volassist make vol 100mb mirror=true
Add mirrors mklvcopy lv 2    lvextend -m 1      
Create striped volumes mklv -u 3 -S 64K vinum stripe drive lvcreate -i 3 -I 64 lvcreate -i 3 -I 64 vxassist make vol 100mb layout=raid5 volassist make vol 100mb layout=stripe
System recovery tape mksysb -i /dev/rmt0   /opt/ignite/bin/make_recovery     /usr/sys/bin/btcreate
Backup savevg -i rootvg vinum saveconfig fbackup tar cvf /dev/rst0 / ufsdump vdump
Restore restvg    frecover tar xvf /dev/rst0  ufsrestore vrestore
MISC
AIX
FreeBSD
HP-UX
LINUX(RedHat)
SOLARIS
Tru64
Startup script /etc/rc /etc/rc /sbin/rc /etc/rc.d/rc /etc/init.d /sbin/init.d
Kernel /usr/lib/boot/unix_up /kernel /stand/vmunix /boot/vmlinuz /kernel/genunix /vmunix
Kernel Parameters lsattr -E -l sys0 sysctl -a sysdef
kmtune
kmsystem
sysctl -a sysdef -i sysconfig
dxkerneltuner
Reconfigure the kernel
chdev -l sys0 -a 
cd /sys/i386/conf
vi KERNEL
config KERNEL
cd ../../compile/KERNEL
make depend
make
make install
cd /stand/build
/usr/lbin/sysadm/system_prep -v -s system
vi system
mk_kernel -s system
cd /stand
mv system system.prev
mv vmunix vmunix.prev
mv dlkm dlkm.prev
mv /stand/build/system system
kmupdate /stand/build/vmunix_test
cd /usr/src/linux 
make mrproper 
make menuconfig 
make dep 
make clean 
make bzImage
make install
make modules
make modules_install

cp arch/i386/boot/bzImage /boot/vmlinuz-2.2.16
mkinitrd /boot/initrd-2.2.16.img 2.2.16
vi /etc/lilo.conf
lilo

vi /etc/system
reboot
doconfig
List modules genkex kldstat kmadmin -s lsmod modinfo  
Load module   kldload kmadmin -L insmod modload  
Unload module   kldunload kmadmin -U rmmod modunload  
Initialize system install_assist /stand/sysinstall set_parms initial netconf sys-unconfig netsetup
Physical RAM bootinfo -r sysctl hw.physmem grep -i Physical /var/adm/syslog/syslog.log free prtconf uerf | grep memory
Kernel Bits bootinfo -K   getconf KERNEL_BITS getconf WORD_BIT isainfo -kv 64
Crash utility crash crash adb lcrash crash kdbx
Trace System Calls syscalls truss tusc strace truss trace
Machine model uname -m
bootinfo -m
uname -m model
uname -m
uname -m uname -imp uname -p
OS Level oslevel uname -r uname -r uname -r uname -r sizer -v
Run Level who -r   who -r runlevel who -r who -r
Core dump files /var/adm/ras   /var/adm/crash   /var/crash/`uname -n`  
Boot single user Key on service mode/F4
Boot from CD/Tape
Select Maintenance
Limited function Shell
ok boot -s >boot
Interact with IPL ? Y
ISL>hpux -iS
{lilo}
control-x
linux S

{grub}
c
kernel vmlinuz-2.4.9-13 single   ro root=/dev/hda8
initrd /initrd-2.4.9-13.img
boot
ok boot -s >>> boot -fl s
Maintenance mode   ok boot -as >boot
Interact with IPL ? Y
ISL>hpux -lm
  ok boot -as  
Interrupt Key     control-B   Stop-A control-P
Return to console     co   ok go  
Timezone Management /etc/environment
/etc/profile
/etc/localtime /etc/TIMEZONE /etc/sysconfig/clock /etc/TIMEZONE
/etc/default/init
/etc/svid3_tz
timezone
NTP Daemon /etc/ntp.conf
startsrc -s xntpd
/etc/rc.conf {xntpd_enable="YES"}
/etc/rc.network
/etc/rc.config.d/netdaemons
/sbin/init.d/xntpd
/etc/ntp.conf
/etc/rc.d/init.d/xntpd
/etc/inet/ntp.conf
/etc/init.d/xntpd
rcmgr set XNTPD_CONF YES
/sbin/init.d/xntpd
Software
AIX
 
HP-UX
LINUX(RedHat)
SOLARIS
Tru64
Install Software installp -a pkg_add swinstall rpm -i package pkgadd setld -l
Uninstall software installp -u pkg_delete swremove rpm -e package pkgrm setld -d
List installed software lslpp -L all pkg_info -a swlist rpm -qa pkginfo setld -i
Verify installed software lppchk -v   swlist -l fileset -a state rpm -V package pkginfo -i
pkginfo -p
setld -v
List all files lslpp -f fileset pkg_info -L package swlist -l file fileset rpm -ql package pkgchk -l package setld -i package
List installed patches instfix -i   swlist -l patch
what /stand/vmunix
  patchadd -p dupatch -track -type patch
Package owner lslpp -w path   swlist -l file | grep path rpm -qf file pkgchk -l -p path  
SW Directory /usr/lpp /var/db/pkg /var/adm/sw/ /var/lib/rpm /var/sadm /var/adm/smlogs
Devices
AIX
FreeBSD
HP-UX
LINUX(RedHat)
SOLARIS
Tru64
Devices /dev /dev /dev /dev /devices /dev
Install devices for attached peripherals cfgmgr -v /dev/MAKEDEV insf -e /dev/MAKEDEV drvconfig
devlinks
disks
tapes
ports
scu scan edt
scsimgr -scan_all
Remove device rmdev -l   rmsf   rem_drv  
Device drivers lscfg   lsdev   prtconf -D  
CPU lsdev -Cc processor sysctl hw.model ioscan -fnC processor cat /proc/cpuinfo psrinfo -v psrinfo -v
List Terminal lsdev -Cc tty   ioscan -fnC tty   pmadm -l  
Diagnostics diag pciconf -l stm lspci
pnpdump
/usr/platform/`uname -m`/
sbin/prtdiag
ok test-all
/opt/SUNWvts/bin/sunvts
 
Whole Disk /dev/hdisk# /dev/ad0s1c /dev/dsk/c#t#d0 /dev/sda /dev/c#t#d0s2 /dev/rz0c
CDROM /dev/cd0 /dev/acd0c /dev/dsk/c#t2d0 /dev/cdrom /dev/dsk/c#t6d0s2 /dev/rz3c
CDROM file type cdrfs cd9660 cdfs iso9660 hsfs cdfs
Rewinding tape drive /dev/rmt0 /dev/rwt0d /dev/rmt/0m /dev/rst0               { c 9 0} /dev/rmt/0 /dev/rmt0
Non-rewinding tape drive /dev/rmt0.1 /dev/nrwt0d /dev/rmt/0mn /dev/nrst0           { c 9 128 } /dev/rmt/0n /dev/nrmt0
Floppy drive /dev/rfd0 /dev/fd0 - /dev/fd0 /dev/diskette /dev/fd0c
Links
AIX
FreeBSD
HP-UX
LINUX(RedHat)
SOLARIS
Tru64
FAQ AIX-FAQ FreeBSD FAQ HP-UX FAQ LINUX FAQ Solaris 2 FAQ Tru64 FAQ
Online Manual AIX 4.3 Books FreeBSD Hand Book HP-UX 11.00 Collection Linux Documentation Project Solaris 7 Documentation Tru64 Documents
Technical Support RS/6000 TechSupport   IT Resource Center Red Hat support SunSolve Alpha Systems Support
Phone Number 1-800-CALL-AIX   1-800-633-3600 1-888-REDHAT1 1-800-USA-4SUN  
Free Software Bull FreeBSD Primary Site HP-UX Ports Linux Software Map Sun Freeware Tru64 Demos, Shareware & Freeware
Certification www.ibm.com   education.hp.com RHCE suned.sun.com ASE Information

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Last modified: May 28 2007.