Linux Tutorial » Tutorial

How to extend or increase LVM in linux

Fabio Milano — Fri, 20 Jan 2012 01:28:15 +0000

How do I increase the capacity of my LVM partitions in linux if I add another disk or raid array You need to add the new physical volume, extend the volume groups, increase the logical volume and resize the file system Create the Partition with id LVM Linux sd(x) where x is the new disk a,b,c,d [continue...]

Check LSI Raid status in Centos

Fabio Milano — Thu, 19 Jan 2012 01:46:18 +0000

How do I check LSI MegaRAID controller and raid array status on a linux server Use the LSI MegaRAID megarc command line cli tool Download the megarc tool Download the megarc.bin utility which can be downloaded from LSI website at http://www.lsi.com/downloads/Public/MegaRAID Common [continue...]

FireStarter on Centos 6

Fabio Milano — Fri, 18 Nov 2011 22:46:04 +0000

How can I easily manage iptables ? With a GUI based iptables configuration program called FireStarter. Note: If you installed your server without a GUI then FireStarter is not for you. Firestarter RPM Centos 6 As the writing of this article I could not find an RPM package in [continue...]

Esxi 4 Backup and Restore configuration

Fabio Milano — Sat, 12 Feb 2011 18:33:56 +0000

How do I backup and restore Esxi 4 settings or configuration Use the vCLI and vicfg-cfgbackup.pl command Download vCLI Download vCLI and install ( I used the Windows version but there is a Linux version) Launch vCLI Windows – Start -> Vmware -> Vmware vSphere CLI Command prompt box [continue...]

IBM ServeRAID 8k problem 2TB Drives

Fabio Milano — Sat, 05 Feb 2011 23:49:08 +0000

Problem: Western Digital 2TB or other TB drives appear under disk utilities but not under Array Configuration Utility. Create Array gives error no drives found Solution: Upgrade the Serveraid firmware to V5.20 Build 16xxxx using IBM ServeRaid Support CD v9.20 Upgrade IBM ServeRaid 8k [continue...]

Manage IBM ServeRAID 8k/8k-l8 Centos Linux

Fabio Milano — Fri, 14 Jan 2011 19:03:55 +0000

How do I manage Hardware Raid on a IBM ServeRAID 8k/8k-l8 from centos linux Install ServerRAID Manager from IBM. For GUI interface use the RAIDMON and for CLI use arcconf How to get ServerRAID Manager for Linux There are two ISO’s for download. One is the ServerRAID Support CD and the Other [continue...]

Nagios CHECK_NRPE: Socket timeout

Fabio Milano — Tue, 07 Dec 2010 19:01:36 +0000

############################################################################### # NRPE CHECK COMMAND # # Command to use NRPE to check remote host systems ############################################################################### define command{ command_name check_nrpe command_line [continue...]

Appletalk File Server on Fedora Linux

Fabio Milano — Sun, 21 Nov 2010 03:48:03 +0000

How can I use apples afp protocol to connect to my linux box ? Configure your linux box to be a Mac file server using netatalk afpd and avahi-daemon This install was done on a Fedora 11 system Install Netatalk Afpd and Avahi-Daemon # yum install netatalk avahi Configure Appletalk Netatalk # vi [continue...]

iscsi san on centos

Fabio Milano — Fri, 29 Oct 2010 22:16:06 +0000

Question: How do I setup Centos to be an iscsi san server Answer: Install scsi-target-utils How to install scsi-target-utils # yum install scsi-target-utils Configure service to start on boot # service tgtd start # chkconfig tgtd on How to create iscsi drives called targets iSCSI is comprised of [continue...]

Missing Dependency: libmcrypt.so.4

Fabio Milano — Fri, 27 Aug 2010 17:45:32 +0000

Questions: I can not get mcrypt to install for php on Centos yum php-mcrypt does not work Answer: Bongo’s Codeways to the rescue You are trying to install mcrypt on a x86_64 or 64bit system Check out the steps here Install libmcrypt and php-mcrypt on CentOS 5.3 Click for Post [continue...]