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© 2000 UNIXguide.net, All Rights Reserved. Hermelito Go (Last Update: Thursday, 11-Apr-2002 14:32:33 PDT )
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 rootpassword |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 | |GeneralCommands |AIX |FreeBSD |HP-UX |LINUX(RedHat) |Solaris |Tru64 | |Unique host ID |hostid | |uname -i |hostid |hostid |hostid | |
Administrator |smit | |sam |linuxconf |admintool | | |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...