August 2018
M T W T F S S
« Jul    
 12345
6789101112
13141516171819
20212223242526
2728293031  

Categories

WordPress Quotes

Instead of worrying about what people say of you, why not spend time trying to accomplish something they will admire.
Dale Carnegie

Recent Comments

August 2018
M T W T F S S
« Jul    
 12345
6789101112
13141516171819
20212223242526
2728293031  

Short Cuts

2012 SERVER (64)
2016 windows (9)
AIX (13)
Amazon (31)
Ansibile (18)
Apache (128)
Asterisk (2)
cassandra (2)
Centos (208)
Centos RHEL 7 (256)
chef (3)
cloud (2)
cluster (3)
Coherence (1)
DB2 (5)
DISK (25)
DNS (9)
Docker (24)
Eassy (11)
EXCHANGE (3)
Fedora (6)
ftp (5)
GIT (3)
GOD (2)
Grub (1)
Hacking (10)
Hadoop (6)
horoscope (23)
Hyper-V (10)
IIS (15)
IPTABLES (15)
JAVA (6)
JBOSS (32)
jenkins (1)
Kubernetes (2)
Ldap (5)
Linux (189)
Linux Commands (167)
Load balancer (5)
mariadb (14)
Mongodb (4)
MQ Server (21)
MYSQL (82)
Nagios (5)
NaturalOil (13)
Nginx (29)
Ngix (1)
openldap (1)
Openstack (6)
Oracle (34)
Perl (3)
Postfix (19)
Postgresql (1)
PowerShell (2)
Python (3)
qmail (36)
Redis (12)
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

32 visitors online now
1 guests, 31 bots, 0 members

Hit Counter provided by dental implants orange county

Cluster Admin: Interview Question

Cluster Admin: Interview Question

Cluster Administration 1 What is a Cluster A cluster is two or more computers (called as nodes or members) that works together to perform a taks. 2 What are the types of cluster Storage High Availability Load Balancing High Performance 3 What is CMAN CMAN is Cluster Manager. It manages cluster […]

RedHat Cluster howto

Introduction

Here I wrote up a little tutorial how to configure a standard RHEL cluster. Configuring a RHEL cluster is quite easy but documentation is sparse and not well organized. We will configure a 4 nodes cluster with shared storage and Heatbeat over a different NIC (not the main data link).

Cluster configuration […]

RHCS(Red Hat Cluster Suite) quorum disk

Methods to deal with split-brain situation: 1. Redundant heartbeat path network port communication plus serial port communication 2. I/O fencing Remaining nodes separate failed node from its storage either by shutdown/reboot power port or storage port 3. Quorum disk Quorum disk is a kind of I/O fencing, but the reboot action is executed by failed […]