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 |
|
| /tmp {/dev/hd3} |
| /tmp {/dev/vg00/lvol6} |
| /tmp |
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| /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 |
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AIX | FreeBSD | HP-UX | LINUX(RedHat) | Solaris | Tru64 | |
Password files | /etc/passwd | /etc/passwd | /etc/passwd | /etc/passwd | /etc/passwd | /etc/passwd |
Groups file | /etc/group | /etc/group | /etc/group | /etc/group | /etc/group | /etc/group |
Maximum # of user ID | 4294967295 | 65535 | 2147483647 | 65535 | 2147483647 | 65535 |
Allow/Deny remote login | /etc/security/user | /etc/ttys | /etc/securetty | /etc/securetty | /etc/default/login | /etc/securettys |
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 | ok boot -s | >boot | {lilo} | boot cdrom -s | press the HALT Button or (Control-P) |
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 |
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 | top | top | 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 | 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 |
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Process Data Space | 2GB |
| 4GB | 900 MB |
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|
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 | lp | lpr | lp | lp |
LP statistics | enq -A | lpq | lpstat | lpq | lpstat | lpstat |
Remove print jobs | cancel | cancel | cancel | lprm | cancel | cancel |
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" |
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/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 hme0:1 IP up | ifconfig ln0 alias |
Login prompt | HERALD @ |
| telnetd -b /etc/issue | /etc/issue | BANNER @ | /etc/issue |
Increase the # of pseudo-terminals | odmget -q "attribute=num and uniquetype=pty/pty/pty" PdAt | sed "s/0-64/0-512/" | chdev -l pty0 -anum=256 -P |
| rebuild your kernel with these new values NPTY=# reboot insf -d ptys -n # | cd /dev | {/etc/system} {/etc/iu.ap} halt | cd /dev |
Maximum # of ptys | 512 |
| {MAXUSERS} | 256 | 176 {BSD} | 8192 |
Remote Shell | remsh | 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/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 | 128 GB {<= 3.2G} |
Max File Size | 64 GB |
| 128 GB | 2 GB {512B block size} | 1 TB | 128 GB {<= 3.2G} |
Max # File Descriptors | 64 K |
| 60~ K | sysctl fs.file-max | 64 K | 64 K |
AIX | FreeBSD | 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# | 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 | 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 |
|
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Volume group availability | chvg |
| vgchange | vgchange |
|
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Restore volume group |
|
| vgcfgrestore | vgcfgrestore |
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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 |
| 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 | resize2fs | vxva |
|
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 | sysctl -a | sysdef -i | sysconfig |
Reconfigure the kernel |
| cd /sys/i386/conf | cd /stand/build | cd /usr/src/linux cp arch/i386/boot/bzImage /boot/vmlinuz-2.2.16 | vi /etc/system | 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 LONG_BIT | isainfo -kv | 64 |
Crash utility | crash | crash | adb | crash | kdbx | |
Trace System Calls | syscalls | truss | strace | truss | ||
Machine model | uname -m | uname -m | model | 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 | ok boot -s | >boot | {lilo} | ok boot -s | >>> boot -fl s |
Maintenance mode |
| ok boot -as | >boot |
| ok boot -as |
|
Interrupt Key |
|
| control-B |
| Stop-A | control-P |
Return to console |
|
| co |
| ok go |
|
Timezone Management | /etc/environment | /etc/localtime | /etc/TIMEZONE | /etc/sysconfig/clock | /etc/TIMEZONE | /etc/svid3_tz |
NTP Daemon | /etc/ntp.conf | /etc/rc.conf {xntpd_enable="YES"} | /etc/rc.config.d/netdaemons | /etc/ntp.conf | /etc/inet/ntp.conf | rcmgr set XNTPD_CONF YES |
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 | 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 |
| 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 | scu scan edt |
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 | /usr/platform/`uname -m`/ |
|
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 |
AIX | FreeBSD | HP-UX | LINUX(RedHat) | SOLARIS | Tru64 | |
FAQ | ||||||
Online Manual | ||||||
Technical Support |
| |||||
Phone Number | 1-800-CALL-AIX |
| 1-800-633-3600 | 1-888-REDHAT1 | 1-800-USA-4SUN | 1-800-474-6836 |
Free Software | ||||||
Certification |
|