Difference between revisions of "HP-UX"
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[[Category:Technical]] | [[Category:Technical]] | ||
− | This page is a byproduct of [[Zlatko|me]] getting ready for [http://www.hp.com/education/courses/hp0-091.html | + | This page is a byproduct of [[Zlatko|me]] getting ready for [http://www.hp.com/education/courses/hp0-091.html HP-UX CSA exam (hpo-091)]. I have more previous knowledge in Linux, so what I point out here would be HPUX specifics and bits and pieces needed to be adopted by me with the end of systematization of my knowledge. |
I am making notes as I go through [http://amazon.com/exec/obidos/asin/0131448544/mainthinginwebci|HP-UX CSA: Official Study Guide and Reference]. | I am making notes as I go through [http://amazon.com/exec/obidos/asin/0131448544/mainthinginwebci|HP-UX CSA: Official Study Guide and Reference]. |
Revision as of 13:25, 12 September 2006
This page is a byproduct of me getting ready for HP-UX CSA exam (hpo-091). I have more previous knowledge in Linux, so what I point out here would be HPUX specifics and bits and pieces needed to be adopted by me with the end of systematization of my knowledge.
I am making notes as I go through CSA: Official Study Guide and Reference.
Contents
links
- HPUX reference
- HP-UX faq
- UnixGuide compare various Unixes
tips and notes
shell
- to redirect Standard Error to a file use ...
2>
.. instead of usuall
>
VI commands
I - insert at ther begginig of the line 3,404w file.txt write lines 3 to 404 to file.txt :m n move current line to after line n :t n copy current line to after line n
kernel reconfiguration
- cd /stand/build
- /usr/lbin/sysadm/system_prep -s system - creates /stand/build/system as configuration file with parameters taken from running system
- kmtune -S /stand/build/system - queries system parameters
- kmtune -S /stand/build/system -s maxusers=30 - sample setting value of a parameter
- kmsystem -S /stand/build/system -q ps2 - queries system for the status of ps2 value
- kmsystem -S /stand/build/system -c Y ps2 - changes value of ps2 to Yes
- kmadmin
- mk_kernel -s ./system - builds new kernel using system as configuration file
devices
- major and minor device number
- major device number stands for driver used for device
- minor device number is defined by physical location and device specifics..
- character and block device
- character or raw device
- for serial data transfer
- on ls -al first letter is c
- block devices
- moves blocks to buffer and writes after sync executed by syncer daemon
- on ls -al first letter is b
- character or raw device
- device hardware address
c t d
- mknod syntax
disks / file systems
- pvdisplay
- use block device file as argument
- vgdisplay
- uses volume group device as argument f.e. /dev/vg00
- lvdisplay
- uses logical volume block device as argument
- mediainit
- formats disk and confirms integrity. uses raw / character device file!
- pvcreate
- creates physical volume using raw device file
- vgcreate - creating volume group
- mknod /dev/vg02/group c 64 0x020000
- vgcreate /dev/vg02 /dev/dsk/c2t5d0
- vgextend
- lvcreate
- f.e. lvcreate -L 500 -n masopust vg02 creates logical volume of size 500mb named mosopust in volume group vg02
- vgdisplay
- lvextend
- lvreduce
- lvdisplay
- extendfs - with Advanced JFS fsadm can be used without unmounting
- vgscan - manages volumes in /etc/lvmtab
- lvreduce pvchange pvremove vgremove vgreduce vgexport vgimport lvlnboot lvsplit lvmerge vgcfgbackup vgcfgrestore vxtunefs vxupgrade
- metadata - superblock, inodes, directory area
- fstyp
- newfs
- mount
- fuser - manages processes / use of filesystem. Useful if you want to unmount filesystem.
- bdf
backup
- commands tar sfbackup/frecover dd
users management
- id groups newgrp rsh pwck grpck vipws
processes
- nice renice timex trap
printing
- lp lpstat cancel lpalt rlpdaemon rmodel lpsched lpshut lpadmin accept LPDEST lpmove enable disable reject accept lpfence lpana
memory and swap
- daemons swapper vhand
- commands swapon swapinfo
automation
- commands cron crontab at batch
performance and optimization
- commands iostat vmstat netstat lanadmin top sar prmavail, Glance Plus UX, Perfview
LAN interface
- terminology
- DLPI - Data Link Provider Service
- commands lsdev ioscan lanscan ifconfig netstat ndd linkloop
- files /etc/rc.config.d/hpetherconf hpbtlanconf nddconf
to do yet
- cut
- tee - sends output of pipe to additional place (file as well as stout f.e.)
- 'hardware path'