Apache Tune Up I was able to do about 4K concurrent connections with this setup. Using Centos 6.7 64bit Apache httpd-2.2.15-47.el6.centos.x86_64 a Virtual Machine 4x CPU’s and 4GBs of memory, I have 2 disks, one for /var and other for […]
How to fix mod_ssl CRIME attack
More detailed information on what and how the attack works is here I will focus only on fixing the problem. On RHEL server 5.x and 6.x the easy way is to simply disable SSL compression. In newer Apache versions this […]
How to connect to a NFS server share
The RedHat linux client that will connect to a NFS server. Needs to have portmap and if you dont want dynamic ports, enter static ports into /etc/sysconfig/nfs, for example: RQUOTAD_PORT=875 LOCKD_TCPPORT=32803 LOCKD_UDPPORT=32769 MOUNTD_PORT=892 STATD_PORT=662 STATD_OUTGOING_PORT=2020 1. Start portmap service portmap […]
memcached 1.4.13 rpm
I have compiled the rpm for CentOS/RedHat 5.x 32bits and 64bits The steps are to create a rpm package from source. If you need to just install, download it x64bits x32bits Requires # yum install libevent livevent-devel (make sure its […]
yum cdrom repo
How to use the cdrom RedHat .iso I tested using Vmware ESX and RedHat 5.7 1 . Mount or insert the RedHat CD 2. Mount the cdrom mount /dev/cdrom /mnt/cdrom 3. Write the repo file vim /etc/yum.repos.d/rhel-cdrom.repo [rhel-cdrom] name=rhel-cdrom baseurl=file:/mnt/cdrom/Server […]
reset redhat 5 password
reset redhat 5 password +boot When you lost your root password in a RedHat Linux Based systems you should first have access to the console, (the machine itself). Power on, or reboot as needed. and as soon as you get […]
Install Nagios on CentOS
Nagios 3 Quick Install on CentOS This is short/fast HowTo Install Nagios 3 on CentOS/RedHat 5 64bits ::INSTALL NAGIOS:: rpm -Uhv http://apt.sw.be/redhat/el5/en/x86_64/rpmforge/RPMS//rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm yum update vim /etc/selinux/config SELINUX=disabled reboot yum -v -y install libstdc++-devel gcc-c++ httpd gd gd-devel kernel-devel openssl-devel perl-DBD-MySQL […]