Archive for February, 2010

Linux SVN/Subversion Usefull commands

Thursday, February 25th, 2010

Ref:http://svnbook.red-bean.com/en/1.5/svn.tour.cycle.html#svn.tour.cycle.update
(A) How to install and Import directory into repository:
Click here
(B)How to get working copy from svn repository into local machine?
Goto Your home directory , example : cd /root
Now execute bellow commands

[root@mail ~]# svn checkout file:///svn
A svn/script
A svn/script/checkmemory.sh
A svn/config
A [...]

How to install Subversion

Thursday, February 25th, 2010

Ref:http://svnbook.red-bean.com/en/1.5/index.html
(A) To install Subversion : yum install mod_dav_svn subversion
(B) How to create a Repo :

svnadmin create /svn

So it will create a svn directory under / directory

[root@mail /]# pwd
/
[root@mail /]# ls
aquota.group boot dev lib opt sbin svn usr
aquota.user [...]

nagios script for checking mysql server replication status between 4 servers

Monday, February 22nd, 2010

Ref : http://onlamp.com/pub/a/onlamp/2006/04/20/advanced-mysql-replication.html?page=2
Date:22/02/2010
This Script is still under development.
Purpose:
Develop a nagios script, which would be able to check replication status between 4 Master/Master Server.
This scripy will check following :
#1.Each Mysql servers are online : Stats: Done
#2.If Slave process is running : Status:Done
#3.If Slave IO process is running : Status:Done
#4.If There is any bin log position difference [...]

Linux:If Running Kernel Is 32 Or 64 Bit

Thursday, February 18th, 2010

To find out, if Your kernel is 64 bit or 32 bit, run this commands

uname -a

Sample Out put for 64 bit kernel :

Linux-How to conferm 64bit/32bit capability of CPU

Wednesday, February 17th, 2010

How many CPU in the system :
commands : cat /proc/cpuinfo

 
[root@server ~]# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 15
model : 4
model name [...]

Linux/windows-How to add a printer from cups by using .ppd file

Friday, February 12th, 2010

Recently I was trying to add a Canon LBP3460  Printer in my linux Server, I was trying to use .ppd which was available from canon website, but that file would not work.
so I download the file from : http://openprinting.org/printer_list.cgi , and its works perfectly .
here is the procedure::
Download the .ppd file from http://openprinting.org/printer_list.cgi
Upload the file [...]

How to install puppet in server and client

Monday, February 8th, 2010

Ref :  http://docs.reductivelabs.com/guides/installation.html#open_firewall_ports_on_server_and_client
How to install puppet Client:
If yum can not find puppet software you can add bellow repo :
http://fosiul.com/index.php/2009/12/yum-repo-list-for-centos/
after adding repos
(a) yum install puppet( to install puppet client rpm)
(b) edit /etc/puppet/puppetd.conf  and add references of puppet server
server = puppet-server.companydomain.com
(c)  /usr/sbin/puppetd –verbose  ( Start the client for the first time)
it will show below output
[root@pupet-client]# /usr/sbin/puppetd –verbose
warning: [...]