Adding a user:
useradd -d /path/to/home -m -s /path/to/shell -c “First Last” username

-m = make home directory and copy skeleton files

Removing a user:
userdel -r username
-r = remove the home directory

Show user’s group membership:
groups username

Change user’s group membership:
usermod -G group1,group2,group3 username

Customize the command prompt:
PS1=”`whoami`@`hostname`#”
PS1=”[\u@\h \w]#”
\! History number of current command
\#  Command number of current command
\d Current date
\h Host name
\n Newline
\s Shell name
\t Current time
\u User name
\W Current working directory
\w Current working directory (full path)

Disk Management:
Slice = a contiguous range of blocks
8 slices per disk (generally)
1 file system per slice
File system cannot span multiple slices (without a LVM)
Slice cannot span multiple disks

Moving files with CPIO:
find . -depth | cpio -p -d -m -v /path/to/dest

See what process is preventing a umount
fuser -u /dev/dsk/c0t2d0s7

What is /var/adm/pacct:
pacct = process accounting file
ckpacct checks the size of the pacct file. If it exceeds 500 blocks (default)
accounting will be turned off

turnacct turns accounting on/off. Use switch arg to move the current pacct file to
/var/adm/pacct[filenum]

calling ckpacct will also rotate the pacct file

Privilege debugging in solaris 10:

ppriv -e -D original_command (shows what privileges the user is missing in order to run the command)

This entry was posted on Friday, April 25th, 2008 at 15:08 and is filed under Uncategorized. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.