Tags: IP address Windows Server target
Advantages of iSCSI Technology
Compared with traditional SCSI technology, iSCSI technology has three revolutionary changes:
The original SCSI used only on the local machine is transmitted through the TCP/IP network, so that the connection distance can be extended in an unlimited region;
The number of connected servers is infinite (the upper limit of the original SCSI-
ISCSI network storage service, iscsi Network Storage
ISCSI Network Storage Service
1. Structure of this Chapter
2. Overview
3. DAS
Direct-Attached Storage
4. SAN Network
Storage Area Network, a Storage Area Network, uses high-speed fiber channel, high requirements for speed and redundancy, uses ISCSI Storage protocol
Centos6.6 mounts iscsi storage and centos6.6 mounts iscsi
To solve the company's backup and log problems, we have specially set up a backup server and prepared 8 TB storage space for use. Now we will mount iscsi storage on the client.
1. The client installs the iscsi installation package and starts
Yuminstall binutils
CentOS 6.8 Linux iSCSI Server Configuration and Client connection iSCSIFirst, the service-side configuration1, first install a variety of packagesYum Search SCSIISCSI-INITIATOR-UTILS.X86_64:ISCSI Daemon and utility programsiscsi-initiator-utils-devel.x86_64:development files for Iscsi-initiator-utilsLsscsi.x86_64:List SCSI devices (or hosts) and associated inform
Recent research on libvirt, storage
Create an iSCSI storage pool
Import lib1_conn = libvirt. open ('qemu: // system') # conn = libvirt. open ('qemu: // system ') /dev/Disk/by-pathxmldesc = '''
Logical concept correspondence:
When a storage pool is created and an iqn In The iSCSI server is used as the device, the iqn can understand a pool, and the Lun in the iqn corresponds to the volume in libvirt,
1.Target-side configuration
The target side is the disk array or other host with disk. The Iscsitarget tool maps disk space to the network, and the initiator side can find and use the disk.
Note that a target host can map multiple target to a network, that is, multiple block devices can be mapped to the network.
1) package
Iscsitarget
You can download the latest version from http://sourceforge.net/projects/iscsitarget/files/.
2) Compile and install
Very simple, unpack, compile, install.
iSCSI technology was developed by IBM and Cisco in early 2001, and in May 2003 Microsoft was in Windows 2003 Start your own formal support for iSCSI Microsoft has largely driven the development of iSCSI technology. The following is a detailed introduction to how iSCSI is configured on LinuxI.
Basically follow the http://www.pyimagesearch.com/2015/06/15/install-opencv-3-0-and-python-2-7-on-osx/installation, in addition to changing some of your own directories.1. Install Xcode2. Install Homebrew-Add OSX to some packages$ cd ~"$ (curl-fssl https://raw.githubusercontent.com/Homebrew/install/master/install) "Update3. Install the Python2. It is recommended to reinstall, not to use the system comes wit
Use ults In osx, and use ults In osx
Sometimes you need to modify some default settings of the osx system. At this time, you will use the ults command to view the defaults man document. The description of defaults is as follows:
Defaults-access the Mac OS X user defaults system
Defaults can perform read, write, and delete operations on some system attributes. It
Linux Target Framework (TGT) aims to simplify various SCSI target driver (ISCSI, Fibre Channel, SRP, etc) creation and Mai Ntenance. The key goals is the clean integration to the SCSI-MID layer and implementing a great portion of TGT in user space.The developer of IET is also helping to develop Linux SCSI Target Framework (STGT) which looks like it might leads to an CSI target implementation with an upstream kernel component.
Tags of different OSX versions may be incompatible-continued:
After testing, the update of 10.10dp2, also known as dp3, has not corrected this problem. This problem occurs when the Chinese language is selected from the beginning of the installation process. If the English language is used during installation, set the Chinese language to the first language after entering the operating system for the first time, therefore, the internal mark is still in
Instructor: Instructor Zeng Yong of Double Star Technology
I. Working Principles of iSCSI
1.1. Composition of iSCSIA simple iSCSI system consists of the following parts:ISCSI initiator or iSCSI HbAIscsi targetEthernet SwitchOne or more servers
1.2 iSCSI initiator
ISCSI init
Establish an ISCSI Storage System in a PC architecture
I. Architecture diagram:
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Requirement: Share the/dev/sdc on the iscsi-target server for mounting and use from the windows and linux clients respectively.
Iscsi-target server IP Address: 192.168.10.50
Install iSCSI in CentOS 6.6
I. Introduction to ISCSI
ISCSI, internet SCSI, also known as IP-SAN, is a standard developed by IETF to map SCSI data blocks into Ethernet packets. ISCSI is a TCP/IP-based protocol used to establish and manage the connection between IP storage devices, hosts and clients, and create a storage
Use iSCSI Target to create centralized security storage (1)
ISCSI is a block-level protocol used to share original storage devices through TCP/IP networks, you can use an existing IP address and ethernet address, such as a nic, vswitch, or vro, to share and access storage through the iSCSI protocol. ISCSI target is a r
First, the concept of iSCSI
iSCSI is a standard for data block transmission on Internet protocols, especially Ethernet, which is a new storage technology based on IP storage theory, which combines SCSI interface technology widely used in storage industry with IP network technology, You can build a SAN storage area network on an IP network, simply put, iSCSI is a
1. Prepare the 1.1 Server environment
Windows Storage Server is a Storage Server of the Windows Server series and an enterprise-level file Server platform. Both of them can be used as iSCSI servers. The following are examples.1.1.1 Windows Storage Server 2008
A Windows Storage Server 2008 (WSS2008) R2 (64-bit Enterprise Edition) Virtual Machine acts as an iSCSI Server (Note: currently, only 64-bit Enterpris
Introduction iSCSI (Internet SCSI) technology developed by IBM Research, is a hardware device used by the upper layer of the IP protocol can run the SCSI instruction set, which can be implemented on the IP network to run the SCSI protocol, Allows routing to be routed on such high-speed Gigabit Ethernet. iSCSI technology is a new storage technology that combines existing SCSI interfaces with Ethernet (Ethern
iSCSI is a SAN device and the SAN device is primarily a space for providing Server storage. iSCSI (Internet SCSI) is an ip-based data storage device compared to a traditional SAN, which is a fiber-optic transmission medium. It makes it easier for him to apply in the enterprise. 1. The normal network card can be used as iSCSI target but the disadvantage is that it
1. Install the system environment: CentOSrelease5.5? BRL. 18-194. el5xen installs iscsi-target, which is the storage end. The storage end installs iscsi-target to install iscsi-initiator on a host with a shared disk, the storage server installs iscsi-initiator on the host that uses shared storage. globalfile0000e is in
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