Linux

Some of my notes on linux.

There are some more at http://hary.my.id/en/linux.

Install rsh in centos 6.5

Install rsh-server rsh and xinetd:

 # yum install rsh-server rsh xinetd

Edit config file:

 # vi /etc/xinetd.d/rsh
 # vi /etc/xinetd.d/rlogin

set disable=yes to disable=no

Then restart xinetd:

 # /etc/init.d/xinetd restart

Allow all server to do rsh:

 # echo "+ +" >  ~/.rhosts
 # chmod go-rwx ~/.rhosts

Set time clock in linux

Set localtime into WIB (Waktu Indonesia Barat) or WIT (Western Indonesian Time):

 # mv /etc/localtime /etc/localtime.ori
 # ln -s /usr/share/zoneinfo/Asia/Jakarta /etc/localtime

Set date:

 # date 010816562015  

note that the format is MMDDhhmmYYYY.

To set hardware clock:

 # hwclock --systohc
 # hwclock 
 Thu 08 Jan 2015 04:56:43 PM WIB  -0.984784 seconds

Verify current time:

 # date
 Thu Jan  8 16:56:43 WIB 2015

VCS Veritas Cluster System

Please go to http://hary.my.id/en/vcs.

Virtualbox raw disk access

My note about linux Fedora as host, and Windows 7 as its guest can be viewed at http://hary.my.id/en/virtualbox.