Directory | AIX | HP-UX | LINUX | SOLARIS | Tru64 |
Root filesystem | / {/dev/hd4} | / {/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} |
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| /tmp {/dev/hd3} | /tmp {/dev/vg00/lvol6} |
| /tmp /dev/vx/dsk/swapvol} |
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| /usr {/dev/hd2} | /usr {/dev/vg00/lvol7} |
| /usr | /usr{/dev/rz0g} |
| /var {/dev/hd9var} | /var {/dev/vg00/lvol8} |
| /var |
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Sample configuration files | - | /usr/newconfig |
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User Accounts | AIX | HP-UX | LINUX | Solaris | Tru64 |
Password files | /etc/passwd /etc/security/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/logingroup | /etc/group | /etc/group | /etc/group |
Maximum # of user ID | 4294967295 | 2147483647 | 65535 | 2147483647 | 65535 |
Allow/Deny remote login | /etc/security/user {rlogin=true} | /etc/securetty {console} | /etc/securetty {ttyp1} | /etc/default/login {CONSOLE=/dev/console} | /etc/securettys {ttyp1} |
User nobody's id # | 4294967294 | -2 | 99 | 60001 & 65534(nobody4) | 65534 |
Group nobody's id # | 4294967294 | -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 | ISL>hpux -is vi /tcb/files/auth/r/root vi /etc/shadow | linux S vi /etc/shadow | boot cdrom -s mount /dev/c0t0d0s0 /mnt vi /mnt/etc/shadow | press the HALT Button or (Control-P) >>>boot -fl s lsmbstartup /sbin/bcheckrc passwd root |
Create new user | mkuser | useradd | useradd | useradd | useradd |
Delete user | rmuser | userdel | userdel | userdel | userdel |
List users | lsuser -f ALL | logins |
| logins |
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Modify user account | chuser -a | usermod | usermod | usermod | usermod |
General Commands | AIX | HP-UX | LINUX | Solaris | Tru64 |
Unique host ID | hostid | uname -i | hostid | hostid | hostid |
Administrator | smit | sam | linuxconf | admintool |
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Performance monitor | top monitor | top glance | top | top | top |
System activity reporter | sar | sar |
| sar |
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Virtual Memory statistics | vmstat | vmstat | vmstat | vmstat | vmstat |
I/O statistics | iostat | iostat |
| iostat | iostat |
Error logs | alog -o -t boot errpt | dmesg | dmesg | dmesg | uerf -R -o full |
Physical RAM | 1M TB | 4TB | 64 GB {>2.3.24} | 16TB | 4TB |
Shared Memory | 64K TB | 8TB | sysctl kernel.shmmax |
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Process Data Space | 384K TB | 4TB | 900 MB |
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Swap device | /dev/hd6 | /dev/vg00/lvol2 | /dev/sda2 | /dev/vx/dsk/swapvol | /dev/rz0b |
Swap file type | /etc/swapspaces | swap | partition type 82 | swap | raw |
Display swap size | lsps -a | swapinfo -a | free | swap -l | swapon -s |
Activate Swap | swapon -a | swapon -a | swapon -a | swap -a | swapon -a |
Printers | AIX | HP-UX | LINUX | Solaris | Tru64 |
Printer Queues | /etc/qconfig | /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/lpdstop |
Start LP | startsrc -s lpd | lpsched | /etc/init.d/lpd start | /usr/lib/lp/lpsched | /sbin/init.d/lpdstart |
Submit print jobs | enq lp lpr qprt | lp | lpr | lp lpr | lp lpr |
LP statistics | enq -A lpq lpstat qchk | lpstat | lpq | lpstat | lpstat |
Remove print jobs | cancel lprm qcan enq -x | 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 | Solaris | Tru64 |
Network IP configuration | lsattr -E -l inet0 | /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/inet/hosts | /etc/hosts |
Name service switch | /etc/netsvc.conf | /etc/nsswitch.conf | /etc/nsswitch.conf | /etc/nsswitch.conf | /etc/svc.conf |
Network parameters | no -a | ndd -h | sysctl -a | grep net | ndd /dev/[tcp|ip] ? |
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Routing daemon | gated | gated | routed | in.routed | routed |
NIC Configurations | ifconfig -a | lanscan -v | ifconfig -a | ifconfig -a | ifconfig -a |
Secondary IP Address | ifconfig en0 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 | remsh | rsh | rsh | rsh |
YP/NIS service binder | /usr/lib/netsvc/yp/ypbind | /usr/lib/netsvc/yp/ypbind | /sbin/ypbind | /usr/lib/netsvc/yp/ypbind | /usr/sbin/ypbind |
System Files | AIX | HP-UX | LINUX | Solaris | Tru64 |
NFS exported | /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 | 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 | 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 | HP-UX:Disk &Filesystem | LINUX | SOLARIS | Tru64 |
Filesystem table | /etc/filesystems | /etc/fstab | /etc/fstab | /etc/vfstab | /etc/fstab |
Free disk blocks | df -k | bdf | df -k | df -k | df -k |
Device listing | lsdev -C | /sbin/ioscan | cat /proc/devices | sysdef |
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Disk information | bootinfo -s hdisk# | 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# | pvdisplay -v /dev/dsk/C#t#d# | fdisk -l | prtvtoc | disklabel -p rz0 |
LVM Concepts | Partition | logical extents | logical extents | sub disk | sub disk |
| Volume | logical volume | logical volume | Volume | Volume |
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| Plex | Plex |
| Volume group | volume group | volume group | disk group | disk group |
Journal Filesystem type | jfs | vxfs | ext2 | 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 |
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Prepare physical disk | mkdev -c disk -l hdisk# | pvcreate | pvcreate | vxdiskadd | voldiskadd |
List physical volume | lspv | 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 | 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 varyonvg varyoffvg | 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 |
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Change logical volume characteristics | chlv | lvchange | lvchange | vxedit set | voledit set |
List logical volume | lslv | 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 | lvremove | lvremove | vxedit rm | voledit rm |
Prepare boot volumes | bootlist -m normal | lvlnboot | lilo | vxbootsetup |
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Remove boot volumes |
| lvrmboot |
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Extend File system | chfs -a size=# | extendfs -F vxfs -s # fsadm -F vxfs -b {LE * 1024} | resize2fs | vxva mkfs -M |
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Reduce/Split mirrors | rmlvcopy | lvsplit | lvsplit |
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Merge mirrors |
| lvmerge | lvmerge |
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Create mirrors | mklv -c 2 | lvcreate -m 1 |
| vxassist mirror | volassist make vol 100mb mirror=true |
Add mirrors | mklvcopy lv 2 | lvextend -m 1 |
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Create striped volumes | mklv -u 3 -S 64K | 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 |
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| /usr/sys/bin/btcreate |
Backup | savevg -i rootvg | fbackup | tar cvf /dev/rst0 / | ufsdump | vdump |
Restore | restvg | frecover | tar xvf /dev/rst0 | ufsrestore | vrestore |
MISC | AIX | HP-UX | LINUX | SOLARIS | Tru64 |
Startup script | /etc/rc | /sbin/rc | /etc/rc.d/rc | /sbin/init.d | /sbin/init.d |
Kernel | /usr/lib/boot/unix_up | /stand/vmunix | /boot/vmlinuz | /kernel/genunix | /vmunix |
Kernel Parameters | lsattr -E -l sys0 | kmtune kmsystem | sysctl -a | sysdef- i | sysconfig dxkerneltuner |
Reconfigure the kernel | chdev -l sys0 -a
| 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 ./build/system system kmupdate /stand/build | cd /usr/src/linux make mrproper make menuconfig make dep make clean make bzimage make install make modules make modules_install
| vi /etc/system reboot | doconfig |
List modules |
| kmadmin -s | lsmod | modinfo |
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Load module |
| kmadmin -L | insmod | modload |
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Unload module |
| kmadmin -U | rmmod | modunload |
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Initialize system | install_assist | set_parms initial | netconf | sys-unconfig | netsetup |
Physical RAM | bootinfo -r | grep -i Physical /var/adm/syslog/syslog.log | free | prtconf | uerf | grep memory |
Kernel Bits | getconf WORD_BIT | getconf KERNEL_BITS | getconf WORD_BIT | isainfo -kv | 64 |
Crash utility | crash | crashutil |
| crash |
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Machine model | uname -m bootinfo -m | model uname -m | uname -m | uname -imp | uname -p |
OS Level | oslevel | 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` |
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Boot single user | Key on service mode/F4 Boot from CD/Tape Select Maintenance Limited function Shell | ISL>hpux -iS | linux S | ok boot -s | >>> boot -fl s |
Maintenance mode |
| ISL>hpux -lm |
| ok boot -as |
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Interrupt Key |
| control-B |
| Stop-A | control-P |
Return to console |
| co |
| ok go |
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Software | AIX | HP-UX | LINUX | SOLARIS | Tru64 |
Install Software | installp -a | swinstall | rpm -i package | pkgadd | setld -l |
Uninstall software | installp -u | swremove | rpm -e package | pkgrm | setld -d |
List installed software | lslpp -L all | 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 | 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 |
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Package owner | lslpp -w path | swlist -l file | grep path | rpm -qf file | pkgchk -l -p path |
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SW Directory | /usr/lpp | /var/adm/sw/ | /var/lib/rpm | /var/sadm | /var/adm/smlogs |
Devices | AIX | HP-UX | LINUX | SOLARIS | Tru64 |
Devices | /dev | /dev | /dev | /devices | /dev |
Install devices for attached peripherals | cfgmgr -v | insf -e | /dev/MAKEDEV | drvconfig devlinks disks tapes ports | /dev/MAKEDEV |
Remove device | rmdev -l | rmsf |
| rem_drv |
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Device drivers | lscfg | lsdev |
| prtconf -D |
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CPU | lsdev -Cc processor | ioscan -fnC processor |
| psrinfo -v | psrinfo -v |
List Terminal | lsdev -Cc tty | ioscan -fnC tty |
| pmadm -l |
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Diagnostics | diag | stm |
| /usr/platform/`uname -m`/ sbin/prtdiag ok test-all /opt/SUNWvts/bin/sunvts |
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Whole Disk | /dev/hdisk# | /dev/dsk/c#t#d0 | /dev/sda | /dev/c#t#d0s2 | /dev/rz0c |
CDROM | /dev/cd0 | /dev/dsk/c#t2d0 | /dev/cdrom | /dev/dsk/c#t6d0s2 | /dev/rz3c |
CDROM file type | cdrfs | cdfs | iso9660 | hsfs | cdfs |
Rewinding tape drive | /dev/rmt0 | /dev/rmt/0m | /dev/rst0 { c 9 0} | /dev/rmt/0 | /dev/rmt0 |
Non-rewinding tape drive | /dev/rmt0.1 | /dev/rmt/0mn | /dev/nrst0 { c 9 128 } | /dev/rmt/0n | /dev/nrmt0 |
Floppy drive | /dev/rfd0 | - | /dev/fd0 | /dev/diskette | /dev/fd0c |
Links | AIX | HP-UX | LINUX | SOLARIS | Tru64 |
FAQ | AIX-FAQ | HP-UX FAQ | LINUX FAQ | Solaris 2 FAQ | Tru64 FAQ |
Online Manual | AIX 4.3 Books | 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 |
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Free Software | Bull | 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 |