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Solaris
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Red Hat
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Ubuntu/Debian
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HP
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AIX
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Crash Dump
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dumpadm -d <device>
crash (used to analyse crash dumps)
adb (used to analyse crash dumps) |
diskdump
netdump kdump (part of kexec rpm)
/etc/kdump.conf (select where you want
the dump to go)
service kdump start chkconfig kdump on ## to crash the system echo "c" > /proc/sysrq-trigger
crash (used to analyse crash dumps)
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diskdump
netdump kdump (part of kexec rpm)
/etc/kdump.conf (select where you want
the dump to go)
service kdump start chkconfig kdump on ## to crash the system echo "c" > /proc/sysrq-trigger
crash (used to analyse crash dumps)
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edit /stand/system
add either:
dump 2/0/1.5.0 dump lvol dump none
# crash config file
/etc/rc.config.d/savecrash |
sysdumpdev -l (list dump destination)
sysdumpdev -e (estimates dumpsize) sysdumpdev -L (info)
sysdumpstart -p (start dump primary)
sysdumpstart -s (start dump secondary) # set the dump device permanently sysdumpdev -p <dump device> -P # analyse dump file echo "stat\n status\n t -m" | crash /var/adm/ras/vmcore.0 |
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Solaris
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Red Hat
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Ubuntu/Debian
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HP
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AIX
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CPU
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top (sunfreeware)
prstat sar mpstat w (load average) uptime (load average) ps vmstat |
top
sar mpstat w (load average) uptime (load average) ps vmstat procinfo oprofile cat /proc/cpuinfo |
top
sar mpstat w (load average) uptime (load average) ps vmstat procinfo cat /proc/cpuinfo |
top
sar w (load average) uptime (load average) ps vmstat glance sam |
topas -P
topas -L (logical partitions) mpstat sar -c w (load average) uptime (load average) lparstat ps iostat -tT 1 tprof curt |
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Memory
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prstat
vmstat top sar |
free
vmstat top procinfo slabtop sar cat /proc/meminfo |
free
vmstat top procinfo slabtop sar cat /proc/meminfo |
top
vmstat sar sam glance |
topas
vmstat sar -b svmon ps ipcs -a lockstat (version 4) rmss |
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Network I/O
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ndd
netstat lsof snoop route |
ethtool
mii-tool netstat lsof tcpdump ip iptraf |
ethtool
mii-tool netstat lsof tcpdump ip iptraf |
netstat
lanadmin sam glance |
[ent|tok|fddi|atm]stat
netstat netpmon (trcstop to stop trace) |
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Disk I/O
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sar -d
iostat vmstat lsof |
sar -d
iostat vmstat lsof |
sar -d
iostat vmstat lsof |
iostat
sar sam glance |
topas -D (disk)
topas -F (filesystem) iostat sar -D fcstat (fibre) lvmstat filemon (trcstop to stop) fileplace # disk stat history chdev -l sys0 -a iostat=true lsattr -HEl sys0 -a iostat |
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Application
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truss -p <pid>
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strace -p <pid>
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strace -p <pid>
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download and install tusc
tusc -p <pid>
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topas
truss sar probevue tprof svmon -P <pid> |
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NFS
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nfsstat
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nfsstat
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nfsstat
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nfsstat
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nfsstat
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Solaris
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Red Hat
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Ubuntu/Debian
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HP
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AIX
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display loaded modules
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modinfo
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cat /proc/modules (more detailed)
lsmod
Location:
/lib/modules/`uname -r`/kernel/drivers Config: /etc/modprobe.conf /etc/modprobe.d |
cat /proc/modules (more detailed)
lsmod
Location:
/lib/modules/`uname -r`/kernel/drivers Config: /etc/modprobe.d/options /etc/modprobe.d |
kmadmin -k
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genkex
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load modules
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modload -p drv/<module name>
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modprobe <module>
insmod |
modprobe <module>
insmod |
kmadmin -L <module name>
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n/a
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unload modules
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modunload -i <module number>
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modprobe -r <module>
rmmod |
modprobe -r <module>
rmmod |
kmadmin -U <module name>
kmadmin -u <module id> |
n/a
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set kernel parameters (tuning)
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/etc/system (edit and reboot)
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/etc/sysctl.conf (edit and update then
reboot)
sysctl -p <filename>
sysctl -w param=value
No reboot (dynamically): echo "250 32000 100 28" > /proc/sys/kernel/sem echo "536870912" > /proc/sys/kernel/shmmax echo "4096" > /proc/sys/kernel/shmmni echo "2097152" > /proc/sys/kernel/shmall etc............................................. |
/etc/sysctl.conf (edit and update then
reboot)
sysctl -p <filename>
sysctl -w param=value
No reboot (dynamically): echo "250 32000 100 28" > /proc/sys/kernel/sem echo "536870912" > /proc/sys/kernel/shmmax echo "4096" > /proc/sys/kernel/shmmni echo "2097152" > /proc/sys/kernel/shmall etc............................................. |
kcweb (11i)
kctune (11i only) rebuild kernel (< 11i see below) |
chdev -l sys0 -a
<parameter>=<value>
no -a (network) vmo -a (virtual memory) nfso -a (NFS) ioo -a (Input/Ouput) raso -a (reliability, availability, serviceability) schedo -a (processor scheduler) vi /etc/security/limits cd /etc/tunables
tunchange, tundefault, tunsave,
tunrestore, tuncheck
Note: most parameters are dynamically changed in AIX , for example memory segments are dynamically adjusted |
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display kernel parameters
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cat /etc/system
sysdef -i |
sysctl -a
cat /etc/sysctl.conf cat /proc/sys/kernel/sem cat /proc/sys/kernel/shmmax etc................................... |
sysctl -a
cat /etc/sysctl.conf cat /proc/sys/kernel/sem cat /proc/sys/kernel/shmmax etc................................... |
kctune (11i only)
sysdef kmtune kmsystem /usr/sam/lbin/getkinfo -f /stand/vmunix -o /tmp/kernel.data |
lsattr -EHl sys0
Note: only a few kernel parameters can be changed |
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build kernel
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edit and update file then reboot:
/etc/system |
cd /usr/src/linux-2.5
edit Makefile (change EXTRAVERSION) make mrproper backup .config make xconfig make dep make bzImage make modules move new kernel make modules_install change lilo/grub config file reboot |
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cd /stand/build
/usr/lbin/sysadm/system_prep -v -s system edit system file /usr/sbin/mk_kernel -s ./system mv /stand/system /stand/system.old mv /stand/vmunix /stand/vmunix.old mv /stand/build/system /stand mv /stand/build/vmunix_test /stand/vmunix reboot |
chdev -l sys0 -a
<parameter>=<value>
Note: most parameters are dynamically changed in AIX , for example memory segments are dynamically adjusted |
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interprocess communication
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ipcs -a
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ipcs -a
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ipcs -a
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ipcs -a
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ipcs -a
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Solaris 10
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Red Hat
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Ubuntu/Debian
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HP
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AIX
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display services
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svcs -a
inetadm -l |
service --status-all
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There is no services or chkconfig
command use the old fashioned way /etc/init.d/<service>
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There is no services or chkconfig
command
use the old fashioned way /sbin/init.d/<service> |
lssrc -a
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start services
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svcadm enable nfs
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service nfs start
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startsrc -s <subsystem>
startsrc -g <group> |
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stop services
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svcadm disable nfs
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service nfs stop
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stopsrc -s <subsystem>
stopsrc -g <group> |
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reload service
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svcadm refresh nfs
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service nfs reload
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refresh -s <subsystem>
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restart service
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svcadm restart nfs
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service nfs restart
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stopsrc -s <subsystem>
startsrc -s <subsystem> |
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service status
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svcs nfs
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service nfs staus
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lssrc -a
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service dependencies
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svcs -d network
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n/a
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n/a
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service dependants
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svcs -D network
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n/a
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n/a
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service logging, etc
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/var/svc/log
/var/svc/manifest /lib/svc/method |
n/a
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/var/adm/ras
/etc/syslog.conf /etc/rc.tcpip |
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change service startup
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n/a
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chkconfig --levels 2345 nfs on
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n/a
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Add a new service
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n/a
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# Create your stop/start
# script in /etc/init.d chkconfig --add <script> |
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Solaris
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Red Hat
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Ubuntu/Debian
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HP
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AIX
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display installed patches
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showrev -p
patchadd -p |
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swlist -l bundle
swlist -l product swlist -l patch |
instfix -ia
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adding patch
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patchadd
patchadd -M <dir> (multiple patches) |
patch -p1 <patch>
zcat patch46.gz | patch -p1 Note: -p = # of path stripping |
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swcopy (install patch into depot) swinstall (install patch from depot)
Note: the swagentd daemon must be
running
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instfix -k
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removing patch
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patchrm
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patch -R -p1 <patch>
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swremove
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installp -r
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display installed packages
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pkginfo (all packages)
pkginfo -l (single package) pkgchk -l -p <file> (file belongs) |
rpm -qa (all packages)
rpm -q (single package) rpm -qf (file belongs) rpm -qi <package> (very detailed) |
dpkg -l
dpkg -S <search string> (search) dpkg -S <filename> (file belongs) dpkg -s <package> (status) dpkg -p <package> (detailed) |
swlist -l bundle <bundle>
swlist -l product <product> ## check a package swlist -s <full_path/software> |
lslpp -L all (all filesets)
lslpp -L <package> (single fileset) lslpp -w <file> (file belongs) lslpp -ha (history of filesets)
rpm -qa (all packages)
rpm -q (single package) rpm -qf (file belongs) rpm -qi <package> (very detailed) oslevel -g (install packkages above os level) whereis <filename> which_fileset <filename> |
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adding package
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pkgadd
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rpm -Uhv (updates/installs if not
already)
rpm -ihv (install) |
dpkg -i <package>
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swinstall
swinstall -s <full_path/software> |
installp -a
installp -c (cleanup after failed install)
rpm -i
geninstall (generic installer:
installp, RPM, etc)
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removing packages
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pkgrm
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rpm -e <package>
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dpkg -r <package> (do not remove
config files)
dpkg -P <package> (remove config files) |
swremove
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installp -u (commited packages)
installp -r (applied packages) rpm -e <package>
geninstall -u <package>
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verify package
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pkginfo -l
pkginfo -p |
rpm -V <package>
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n/a
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swverity <fileset> (see
/var/adm/sw/swagent.log)
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lppchk -v
rpm -V <package> |
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List files in package
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pkgchk -l <package> | grep -i
pathname
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rpm -ql <package>
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dpkg -L <package> (list files)
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swlist -l file <product>
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lslpp -f <fileset>
rpm -ql <package>
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Package directory
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/var/sadm
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/var/lib/rpm
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/var/lib/dpkg/info
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/var/adm/sw
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/usr/lpp
/var/lib/rpm
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List libraries required for binary program
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ldd <file>
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ldd <file>
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ldd <file>
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chatr <file>
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ldd <file>
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