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Reprint: http://blog.sina.com.cn/s/blog_4ca83f830100xded.html Believe that a lot of people are xenserver log filled with disk space, causing the problem of the final machine hangs, I met 2 times (once the pool master hung off, No. 200 people 1 hours can not work). A few days ago, three pools of pool master also appeared/var/log/xensource.log*, almost 1 hours will eat 150MB of disk space This 2GB free space, a day will be filled, Pool master hangs o
same as the above EC2 Automation to create a host, we encountered a problem, that is, each new VM, its IP address and host name, etc. after replication, can not automatically update. I have consulted some peers, may be they do not have such a large-scale use of xcp/xenserver, so the xencenter inside the creation of a good machine, and then through the console to modify the IP address and host name and so on. As a result, I searched repeatedly on Goo
I have always been to a month at least a piece of original technical articles to ask myself, but sometimes really lazy, here to despise himself.Today is the last day of the month, in fact, the recent work, there are many things can be summed up into the article to share to everyone. There are some scripts written in Python and Shell that I put on the GitHub, one of which is the Xcp/xenserver resource monitoring script.Xcp/xenserver's xencenter only c
Lvm-snapshot: Attention and Please for LVM snapshot-based backup! The beginning 3. LVM-based snapshot backup Lvm-snapshot: LVM-based snapshot backup (1) transaction logs and data files must be on the same volume; (2) before creating a s
The recent author's site has been a snapshot of the tragic situation. And after careful analysis, I found that there is no violation of the optimization strategy. What was the cause of that? The author of the major webmaster Forum consulted a lot of predecessors, but still no fruit. Friends who think they know each other on the forum say they can try a snapshot complaint. Helpless I can only disease nasty T
The php method for obtaining Baidu's indexing, Baidu's buzzwords, and Baidu's snapshot, and php's Baidu snapshot. Php: how to get Baidu record, Baidu keyword, and Baidu snapshot. php Baidu snapshot this article describes how to get Baidu record, Baidu keyword, and Baidu snapshot
XenServer can mount an ISO image installation system by creating a local ISO storage or NFS storage. For Linux, it can be installed through the network http or ftp. The following record shows that XenServer installs Debian and CentOS systems over the network. Create a vm: xe vm-install template = Debian \ Squeeze \ 6.0 \ (32-bit \) new-name-label = debian6 sr-name-label = Local \ storage # Return to the vm
XenServerDomain0 memory Adjustment XenServerDomain0 uses MB of memory by default. Each time a VM is started, a Qemu-DM process is started in Domain0, occupying approximately 6 MB of memory space, therefore, when the number of virtual machines is large, we need to increase the Domain0 memory to support more virtual machines. Because Domain0 is a 32-bit operating system, the maximum memory size supported is 4 GB. For how to change the Domain0 memory, refer to CTX124806-XenServerSingleServerScalabi
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Description: XenServer installed in the virtual machine, the partition is using the LVM disk partition requirements: now need to expand the virtual machine root partition/ Specific actions: First, use Xencenter to increase the disk capacity of the virtual machine, as shown in the following figure Increase Current disk to 50GB Note: Must be in the virtual organization machine state Seco
Description: XenServer installed in the virtual machine, the partition is using the LVM disk partition requirements: now need to expand the virtual machine root partition/ Specific actions: First, use Xencenter to increase the disk capacity of the virtual machine, as shown in the following figure Increase Current disk to 50GB Note: Must be in the virtual organization machine state Second, look at the hard disk capacity Df-h #可以看到此时根分区还是12G, n
Log in to XenServer. To modify the virtual machine disk sizeModify the storage disk size Start a virtual machine Modify Partition sizeFdisk/dev/xvdaThe number of cylinders for this disk was set to 5221.There is nothing wrong with the, but this is larger than 1024,And could in certain setups cause problems with:1) software that runs at boot time (e.g., old versions of LILO)2) booting and partitioning software from the other OSs(e.g., DOS fdisk, O
To apply the snapshot and release libraries in the project, apply the snapshot and release libraries to achieve different releases in different environments, first look at the definition of a pom file:Project> modelversion>4.0.0modelversion> groupId>Cc.mzonegroupId> Artifactid>MyjarArtifactid> version>${project.release.version}version> Packaging>JarPackaging> distributionmanagement>
The php method for obtaining the Baidu snapshot date of the website to obtain the Baidu snapshot. Php: how to get the Baidu snapshot date of the website. This article describes how to get the Baidu snapshot date of the website by php. Share it with you for your reference. For details, refer to: how does php obtain the
Code Copy the Code code as follows: $url = ' www.baidu.com '; Crawl Baiduecho Snapshot ($url); Output as Image addressecho Snapshot ($url, './baidu.png '); Save picture to local baidu.png, output content picture size/*** Generate a snapshot of a webpage** @param string $site Destination Address* @param string $path Save the address, and the empty is not saved*
PHP to get Baidu included, Baidu hot word and Baidu snapshot method, PHP Baidu snapshot This article describes the PHP get Baidu included, Baidu hot word and Baidu snapshot method. Share to everyone for your reference. Specific as follows: Get Baidu included: Get Baidu's hot words This is on the Internet to find a slightly modified under the following code to w
Label:A database snapshot is a situation at a specified time in a database that provides a read-only, static view of the source database at the time the snapshot was created. Once a database snapshot is created, it does not change.Database snapshots persist until the database owner displays the deletion.Database Snapshot
This method is not stableWe all know that xenserver after installation, no matter how big your plate is, there is only 4 g of space.So the operation is: New LV volume, customizable sizeif the ISO warehouse has been created, simply perform steps 1, 2, 3, 4, 5, 7, 8, 9 to mount the new logical volume drive to the/opt/iso file (the original image disappears )1, Vgdisplay #先查看剩余空间[Email protected]/]# Vgdisplay---Volume Group---VG Name VG_XENSTORAGE-205EEC
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From example of xenserver API, we know, if I want to create Vm, must to create vbd.In vbd modle, if we want to createvm from ISO, then, VDI is must to achieve. For example: In "testbase. Java", we create a function: Protected static VDI getallvdirecords () throws exception{Mapall_vdi = VDI. getallrecords (connection ); For (Map. Entry E: all_vdi.entryset ()){If (E. getkey (). getuuid (connection). Equals ("2bfa10aa-24fb-4942-9f18-776ac5a04ce0
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