Lessons Learned

Standard disclaimer:  use the information that follows at your own risk.  If you screw up a system, don't blame it on me...
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Lessons Learned Notes Search Lesson Learned Recent changes
AIX
Adding Inet services Creating Logical Volumes and Filesystems AIX ver of dmesg
AIX 4.3 Documentation AIX Freeware sites AIX: Mirroring rootvg
Paging space information AIX: Creating Physical volumes AIX & sendmail
System Resource Controller Virtual Memory Manager vmstat: Can't read from device or file
smit cursor commands
EMC
EMC Architecture EMC Symmetrix Power requirements EMC & SUN integration
EMC & HP interaction EMC Control Center password locations EMC Control Center commands
EMC Fabric Topology math EMC: Merging Fibre Channel fabrics EMC: Fibre Zone operations
EMC Serial number translation EMC SRDF Modes EMC SRDF Operations
EMC Timefinder operations EMC Volume Logix database location Using split BCVs
EMC WWPN format ECM Volume Logix operations EMC Zoning options
     
HP
/usr/bin/test fix Collision rate detection Crash analysis procedures
Creating volume groups Creating logical volumes Creating filesystems
Creating patch depots Diaglogd & excessive CPU usage Email character set
Extending vxfs filesystems Generic HP installation checklist Identifying filesystem/LV information
JetAdmin commands Kernel creation - command line Kernel information
Kernel parameters documentation Lbolt decyphering Logical Volume Recovery
ia64 lanboot Ignite UX FAQ IDing HP Model Numbers
Integrity Virtual Machines HP Library commands Mirroring boot disks
Mounting HP CDs on other OSs Moving HP printers between systems Omniback related links
Portable Filesystem exporting Portable filesystem Mounting HPUX Freeware site
Reverting from trusted systems HP RAID Array information HP Routing
SDUX commands SD through firewalls SDUX: Permission denied
Single User mode Subnet mask problems System diagnostic log files
Unlocking user accounts Alternate method unlock users V2200 Information
HP Documentation Moving the root volume group HP System Documentor
HP Sysinfo script Performance monitoring HP Modems
  MC ServiceGuard Info  
     
Linux
Adding users in batch Single user mode RPM Kernel updates
VI mode command line editing Redhat Linux & cable modems Linux FAQ
Linux HOWTOs Enterprise Linux Magazine Why a penguin?
PAM documentation SysAdmin: Linux Rookery Linux Gazette
Linux Documentation Project Linux Admin's Security Guide IPCHAINS Log info
     
Misc
Autosys CLI Area code locations Cable pinouts
Systems management Converting man pages to ascii XTerm titles
HTML Status Codes/Phrases Emailing attachments Performance tuning information
3Com/Us Robotics Modem cmds Sendmail FAQ Syslog daemon configuration
SNMP faq ssh: Sudo vs ssh/pka ssh: Users' guide
ssh and clusters Subnet calculator vi cheat sheet
Openssl Certificate Authority   stunnel/sqlnet configuration
Oracle
Oracle 10g docs 10g Admin guide Archivelog mode info
Oracle backup information Block change tracking ONS: Naming methods
Oracle problem/resolution checklist Oracle recovery options Data types
ID DBID Kevin Loney's Freebies Selecting first N records as ordered
Useful scripts. OCP training notes Old oracle info
SGI
Backup/restore Booting off cdrom Configuring disks
Configuring volume groups Creating filesystems Generic Administration
Growing filesystems mknod Mpadmin shit
Online documentation Partitioning disks Patches
Philips Tape drives Updating the max number of XLVs
     
SUN
E10K related links 32/64 default kernel boots Sun Architecture listings
Bad boot block SUN/Oracle Best practices Blueprints: Online magazine
Circumventing max groups per user Disabling automatic user registration EMC & SUN integration
Generic installation checklist Mirroring OS w/Disksuite Safely removing keyboards
ksh & ~ shortcuts lp reprints queued jobs Full or half duplex network?
Open Boot Prom commands Solaris FAQ SUN Freeware site
Jen Vockler's Solaris tuning guide SUN CPU information SUN Priority paging
SUN performance information SUN: Restoring file permissions SUN Tunable Parameters Reference Manual
  Solaris 2.[56] on fast cpus  
Veritas Netbackup
Netbackup Admin utilities Creating nonroot backup admins Netbackup related daemons
Netbackup log files List of commands Volumes/Pools/Groups
Netbackup directory structure Check processes Direct tape access
Display class information Expiring images
     
Veritas Volume Manager
Veritas definitions Veritas command examples Adding disks to Veritas
Creating new disk groups Creating striped volumes via Veritas Creating rootdg w/o using vxinstall
Evacuating disks ID free space in DG Removing disks from Veritas control
Removing Veritas disk groups Removing Veritas disks from disk groups Removing Veritas volumes
Renaming VM disks Veritas & privte area length Veritas & device ownership
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