November 2015
M T W T F S S
« Oct   Dec »
 1
2345678
9101112131415
16171819202122
23242526272829
30  

Categories

WordPress Quotes

Are you bored with life? Then throw yourself into some work you believe in with all your heart, live for it, die for it, and you will find happiness that you had thought could never be yours.
Dale Carnegie

Recent Comments

November 2015
M T W T F S S
« Oct   Dec »
 1
2345678
9101112131415
16171819202122
23242526272829
30  

Short Cuts

2012 SERVER (64)
2016 windows (9)
AIX (13)
Amazon (26)
Ansibile (17)
Apache (124)
Asterisk (2)
cassandra (2)
Centos (207)
Centos RHEL 7 (250)
chef (3)
cloud (2)
cluster (3)
Coherence (1)
DB2 (5)
DISK (25)
DNS (9)
Docker (24)
Eassy (11)
EXCHANGE (3)
Fedora (6)
ftp (5)
GOD (2)
Grub (1)
Hacking (10)
Hadoop (6)
horoscope (23)
Hyper-V (10)
IIS (15)
IPTABLES (15)
JAVA (6)
JBOSS (32)
jenkins (1)
Kubernetes (1)
Ldap (4)
Linux (188)
Linux Commands (167)
Load balancer (5)
mariadb (14)
Mongodb (4)
MQ Server (21)
MYSQL (80)
Nagios (5)
NaturalOil (13)
Nginx (27)
Ngix (1)
openldap (1)
Openstack (6)
Oracle (33)
Perl (3)
Postfix (19)
Postgresql (1)
PowerShell (2)
Python (3)
qmail (36)
Redis (11)
RHCE (28)
SCALEIO (1)
Security on Centos (29)
SFTP (1)
Shell (64)
Solaris (58)
Sql Server 2012 (4)
squid (3)
SSH (10)
SSL (14)
Storage (1)
swap (3)
TIPS on Linux (28)
tomcat (59)
Uncategorized (29)
Veritas (2)
vfabric (1)
VMware (28)
Weblogic (38)
Websphere (71)
Windows (19)
Windows Software (2)
wordpress (1)
ZIMBRA (17)

WP Cumulus Flash tag cloud by Roy Tanck requires Flash Player 9 or better.

Who's Online

25 visitors online now
5 guests, 20 bots, 0 members

Hit Counter provided by dental implants orange county

DRBD setup on Centos 6.7

CentOS 6.7 DRBD installation and configuration notes

DRDB or Distributed Replicated Block Device is nice for HA situations of distributed block devices. This can be used for NAS, SAN, and a number of other use cases.

** NOTE THIS SETUP IS FOR ACTIVE/PASSIVE, NOT ACTIVE

Primary: 192.168.1.60 (cluster1.rmohan.com)

Secondary: 192.168.1.61 (cluster2.rmohan.com) Requirements

– Two disks […]

Solaris Security Tips

Aditing

Enable the Basic Security Module (BSM): /etc/security/bsmconv Configure the classes of events to log in /etc/security/audit_control: dir:/var/audit flags:lo,ad,pc,fc,fd,fm naflags:lo,ad # # lo – login/logout events # ad – administrative actions: mount, exportfs, etc. # pc – process operations: fork, exec, exit, etc. # fc – file creation # fd – file deletion # fm […]

Solaris system information

Solaris system information 1. Solaris physical memory usage

Script to get free/unused memory on Solaris can be found with command vmstat. Without options, vmstat displays a one-line summary of the virtual memory activity since the system was booted. Tested on Solaris 5.8, 5.9, 5.10. Can be wrong on Zones. Script ./mem_usage.sh

#!/bin/sh mem_free=`vmstat 1 […]