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Showing posts from December, 2011

scsi Target in rhel 6

Define an iscsi target name The following example creates a target with id 1 (the iqn is 19 iqn.2001-04.com.example:storage.disk2.amiens.sys1.xyz) and adds a 20 logical unit (backed by /dev/hdc1) with lun 1. # tgtadm --lld iscsi --op new --mode target --tid 1 -T iqn.2001-04.com.example:storage.disk2.amiens.sys1.xyz To view the current configuration, enter: # tgtadm --lld iscsi --op show --mode target Sample output: Target 1: iqn.2001-04.com.example:storage.disk1.amiens.sys1.xyz System information: Driver: iscsi Status: running I_T nexus information: LUN information: LUN: 0 Type: controller SCSI ID: deadbeaf1:0 SCSI SN: beaf10 Size: 0 Online: No Poweron/Reset: Yes Removable media: No Backing store: No backing store Account information: ACL information: Add a logical unit to the target (/dev/sdb1): # tgtadm --lld iscsi --op new --mode logicalunit...

RHEV-M and RHEV-h mangemnt

RHEV for Servers 2.2 Installation and Administrator RHEV Manager acts as a centralized management system that allows system administrators to view and manage virtual machines and images. Red Hat Enterprise Virtualization Manager provides a comprehensive range of features including search capabilities, resource management, live migrations, Provisioning. Features RHEV- Hypervisor Red Hat Enterprise Virtualization Hypervisor (RHEV Hypervisor) is a thin virtualization layer deployed across the server infrastructure. It is based on the Kernel-based Virtualization Machine (KVM), which is a core component of the Linux kernel. High performance Proven stability Huge list of supported hardware (HBAs, SAN, NICs etc) Linux Kernel mainstream support for KVM Can be auto-updated using RHEV-M Pre requisites A client with Windows XP and .NET Framework 3.1 with Service Pack 1 is required to access the web-based administration portal. The web-based administration portal can be used as a...