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://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20170813-1502590944556070415.png "src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20170813-1502590959621015272.jpg "style=" border:0px;float:none; "/>Because Host1 and Host2 are VirtualBox virtual machines, you also need to set promiscuous mode on the NIC configuration Options page.650) this.width=650; "Title=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20170813-1502590944578040770.png "src=" http://7xo6kd

virtual network card tap device Vnet0/vent1 to the same two-tier network, enabling virtual machine VM1 and VM2, and communication between the virtual machine and the extranet.For more detailed information on Linux Bridge, please refer to the section "Pre-knowledge-network virtualization".Configuring Linux-bridge mechanism DriverTo use Linux Bridge in Neutron, you first need to configure Linux-bridge mechanism driver. Neutron uses ML2 as the core plugin by default and is configured in/etc/neutro

/ Upload-ueditor-image-20170726-1501021545647062517.jpg "style=" border:0px;float:none; "/>Currently the current environment is as follows650) this.width=650; "Title=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20170726-1501021447267085122.png "src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20170726-1501021545844047169.jpg "style=" border:0px;float:none; "/>The next section learns how to manage machine.650) this.width=650; "Title=" http://7xo6kd.com1.z0.glb.cl

-machine/usr/local/bin/docker-machineThe downloaded execution file is put into/usr/local/bin, and the docker-mahine version Validation command is available: > Note: When you see this article, the Docker machine should have an updated version, which can be installed by reference to the official documentation. via tab NBSP; key completion docker-mahine NBSP; 's subcommands and parameters. The installation method is downloaded from Https://github.com/docker/mac

affect other sub-services, which means that the change is transparent to others. In the following sections, we can see the application of Messaging.DatabaseOpenStack components need to maintain their own state information. For example, Nova has a virtual machine in the specification, state, and this information is maintained in the database. Each OpenStack component has its own database in MySQL.650) this.width=650; "Title=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-2016

:0 nb Sp collisions:0 txqueuelen:1000 rx bytes:7453 (7.4 KB) tx bytes:8649 (8.6 KB) Ping the outside network. [Email protected]:~# ping Www.baidu.comPING www.a.shifen.com (180.97.33.107), bytes of data.64 bytes from 180.97.33. 107:icmp_seq=1 ttl=52 time=36.9 ms64 bytes from 180.97.33.107:icmp_seq=2 ttl=52 time=119 ms64 bytes from 180.97.33.107: icmp_seq=3 ttl=52 time=88.5 ms64 bytes from 180.97.33.107:icmp_seq=4 ttl=52 time=38.0 ms64

/*************************************** **************************************** ************** Author: conowen @ Dazhong* E-mail: conowen@hotmail.com* Http://blog.csdn.net/conowen* Note: This article is original and only used for learning and communication. For more information, indicate the author and its source. **************************************** **************************************** ************/ 1. Introduction to Android audiotrack I

hardware or by using pure software. The more mature VTEP software implementations currently include: Linux with VXLAN kernel module Open VSwitch Let's start by looking at how Linux supports the Vxlan,open vSwitch approach, which is discussed later in this chapter.650) this.width=650; "Src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20161106-1478392973783000572.jpg "/>Implementation method: Linux Vxlan creates a UDP Socket, which is monitored by defau

Step by step learning JQuery (5) using JQuery to play with nodes, jquery nodes DOM operations in JQuery DOM (Document Object Model-Document Object Model): an interface unrelated to browsers, platforms, and languages. You can use this interface to easily access all standard components on the page.Classification of DOM operations:DOM Core: DOM Core is not specialized in JavaScript. It can be used by any prog

. In addition, if there are some new and valuable features in the core module, I will timing update the tutorial. In addition, what technology satisfies those two choice conditions. If you are sharp enough, believe you will give the answer-the container . Container is another big trend of cloud computing, and the container ecology that builds around Docker is more and more mature, so Cloudman next tutorial is called "5 minutes a day to

strong memory, if you do not have a strong memory, should be prepared in advance, to prevent problems after the helpless. First copy all content under the C:documents and Settings user name Application Datamozillafirefoxprofiles folder to the mobile device, if it is H:firfox, Then after the shortcut's target address plus-profile H:firfox, so simple, you later run Firefox, the relevant data will be stored on the mobile device, such as favorites, super flexible, worthy of the best name for everyo

. There is a clear distinction between "soft reboot" and "hard reboot" in the Nova-compute log.Lock/unlockTo avoid misoperation, such as accidental restart or removal of instance, instance can be locked. Actions that change state such as instance performed by locking (Lock) are not allowed. Restore normal after performing an unlock (Unlock) operation.Lock/unlock operations are performed in the Nova-api. After the operation succeeds, NOVA-API updates the state of the instance lock. When performin

Volume via DD.Log analysis no longer repeat, leave a everyone to practice.If a volume exists snapshot, then this volume cannot be deleted.This is because snapshot relies on volume,snapshot not being able to exist independently.In an environment where LVM is a volume provider, snapshot is completely copy from the source volume, so this dependency is not strong.But in other volume provider (such as commercial storage devices or Distributed file systems), snapshot is usually a reference (pointer)

In easy language, you can use the "Easy-to-write (exek)" function to develop easy-to-language support libraries. Not only are there no functional limitations, but you can also play with the "Flowers, even the "Flowers" that others cannot play. I. Do not use command Classification Commands in the supported libraries are generally divided into several categories. For example, commands in the core libra

service.Network nodeThe services deployed include: Core plugin agent and service plugin agent.COMPUTE nodesDeploy core plugin agent, responsible for providing two layers of network functionality.The point of this scheme is to separate all the agents from the control nodes and deploy them to separate network nodes. The control node is only responsible for responding to API requests through Neutron server. Advanced network services such as data exchange, routing, and load balance are

or destination address of the packet according to the direction of the communication.Below we study floating IP in depth through experiments.Click the Access Security menu, Compute, Project, to open the floating IPs tab.650) this.width=650; "Src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20161030-1477803583313024492.jpg "/>Click on the "Allocate IP to Project" button.650) this.width=650; "Src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20161030-147780358407

through experiments.Click the Access Security menu, Compute, Project, to open the floating IPs tab.Click on the "Allocate IP to Project" button.Floating IP Pool is ext_net, click the "Allocate IP" button.An IP 10.10.10.3 was successfully assigned from the Pool. Let's assign it to CIRROR-VM3 and click on the "Associate" button.Select Cirror-vm3 in the drop-down list and click on the "Associate" button.The assignment succeeds, and the floating IP 10.10.10.3 already corresponds to the CIRROS-VM3

complete, we can view the contents of the container directoryThere are three files, according to the previous log we can know: BACKUP-00001, compressed backup file. Backup_metadata,metadata file. Backup_sha256file, encrypt files. You can view the current backup by Cinder Backup-list.In addition we can check the usage of cinder backup-create.Here is the –incremental option, which means you can perform an incremental backup.If you have done normal (full-volume) backups befor

here. Volume_backend_name = NFSRestart Cinder-volume,cinder Service-list confirm that the NFS Cinder-volume service is working correctly.Create the NFS volume type.Open the GUI page, Volume Types, Volumes, System, admin, click "Create Volume Type".Name NFS, click "Create Volume Type".Select NFS Volume TYEP, click the drop-down menu "View Extra Specs"Click "Create", Key input volume_backend_name; Value input NFS.NFS Volume provider is ready, the next section we will create volume for NFS backend

features many functions.VMDK is a virtual disk format for VMware, which means that VMware virtual machines can run directly on KVM.The next section describes the Storage Pool for LVM types.650) this.width=650; "title=" "src=" http://7xo6kd.com1.z0.glb.clouddn.com/ Upload-ueditor-image-20160313-1457875040598057697.jpg "style=" Border:0px;vertical-align:middle;color:rgb ( 63,63,63); font-family: ' Microsoft Yahei '; Font-size:15px;line-height:21.75px;text-align:justify;white-space: Normal;backgro