Oct
13
2009
Arrows aren’t used in ksh as a default. To enable command history like in Bash, add the following lines in the .profile or .kshrc file:
# Switch to Emacs mode
# Only Emacs mode lets you make use of arrow keys
set -o emacs
# Go back in command history (up arrow)
alias __A=’^P’
# Go back in command history (down [...]
Tags: Aix, ksh, linux, solaris, unix
Dec
21
2008
Here’s a package managers basic commands quick reminder/comparative for (in this order)
- Linux Debian/Ubuntu,
- Linux Redhat/Suse and
- Solaris/OpenSolaris.
rpm and dpkg are basic package managers while yum (rpm) and apt-get/aptitude (dpkg) manage dependancies and (online) repositories.
# List ALL installed packages
dpkg –list
rpm -qa | grep rpm
pkginfo
# Remove package
dpkg –remove package or
aptitude remove package or
apt-get remove package
rpm -e [...]
Tags: apt-get, aptitude, debian, dpkg, linux, manager, package, redhat, rpm, solaris, suse, ubuntu
Nov
07
2008
Need more swap but not more disk space to create a partition? Add a temporary swap file.
Solaris
[root@solaris]# mkfile 1024m /export/tmpswap
[root@solaris]# swap -a /export/tmpswap
[root@solaris]# swap -l
swapfile
dev
swaplo
blocks
free
/dev/dsk/c1t0d0s1
55,65
8
4160824
4160824
/export/tmpswap
-
8
2097144
2097144
Linux
[root@linux]# dd if=/dev/zero of=tmpswap bs=1024 count=10240
[root@linux]# 10240+0 records in
10240+0 records out
10485760 bytes (10 MB) copied, 0.528435 seconds, 19.8 MB/s
[root@linux]# mkswap tmpswap
Setting up swapspace version 1, size = 10481 kB
[root@linux]# swapon tmpswap
[root@linux]# [...]
Tags: add, file, linux, solaris, swap, temporary