Use VirtualBox to install CentOS7 and set up LNMP+WordPress personal blog

Using VirtualBox to install CentOS7 Installation resource preparation With VirtualBox software and CentOS7, the installation media can be obtained by email. Linux environment preparation View ip Modify the parameter, and change ONBOOT to yes: vi /etc/sysconfig/network-scripts/ifcfg-enp0s3 TYPE=Ethernet BOOTP ...

Posted on Thu, 02 Apr 2020 08:05:20 -0400 by coldkill

Mac virtualbox virtual machine expanding disk through LVM

1. First shut down the virtual machine and view the properties of hard disk allocation: allocate storage for dynamic allocation 2. Enter the virtual box installation directory #cd /Users/gds/VirtualBox VMs/gds #VBoxManage list hdds UUID: 2fb7b86c-64f7-467b-9d45-de6df399e325 Parent UUID: base State: ...

Posted on Tue, 31 Mar 2020 05:13:51 -0400 by Jagarm

Using vagrant to build virtualbox

Using vagrant to build environment Vagrant is a popular tool in recent years, through which we can automatically create a running environment and realize infrastructure as code. vargrant has the following great movies. Convenient sharing environment By sharing the code needed to build the environment, anyone can rebuild the same environment T ...

Posted on Wed, 25 Mar 2020 13:36:15 -0400 by Goose

Virtualbox source code analysis 17 APIC virtualization 2.APIC device simulation md

17.1 APIC device simulation In VirtualBox, APIC is used as a PNP device of R0 to simulate: const PDMDEVREG g_DeviceAPIC = { /* .u32Version = */ PDM_DEVREG_VERSION, /* .uReserved0 = */ 0, /* .szName = */ "apic", /* .fFlags = */ PDM_D ...

Posted on Thu, 06 Feb 2020 07:33:25 -0500 by damnedbee

Win-Virtualbox Technical Documentation

Win-Virtualbox Technical Documentation.md tags: Virtual Machine Virtualbox November 2019 Introduction Description VirtualBox Known as the best free virtual machine software, it not only has rich features, but also has excellent performance!It is easy to use, and virtual systems include Windows (from ...

Posted on Sat, 01 Feb 2020 20:05:51 -0500 by zachatk1

virtualbox cannot be started under Ubuntu

If virtualbox fails to start after ubuntu update, it is usually caused by the mismatch between the default working gcc version and the system gcc version. Check the gcc version. If there are multiple gcc versions, switch to the default gcc version of the system. ~$ ls /usr/bin/gcc* /usr/bin/gcc /usr/bin/gcc-7 /us ...

Posted on Wed, 22 Jan 2020 11:08:35 -0500 by sup

k8s minikube builds k8s stand-alone cluster without turning over the wall

setup script Install virtualbox http://www.pc6.com/mac/112568.html Direct installation and download Install minikube, and use the following command (specify the domestic address because of the problem with the wall) curl -Lo minikube <http://kubernetes.oss-cn-hangzhou.aliyuncs.com/minikube/releases/v0.30.0/minikube-darw ...

Posted on Thu, 05 Dec 2019 20:26:59 -0500 by dieselmachine

python learning notes -- Liao Xuefeng (17, list generation)

The generated form used to create the list. To generate list [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], you can use list(range(1, 11)): note 11 >>> list(range(1, 11)) [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] How to generate [1x1, 2x2, 3X3,..., 10x10]? The first method is circulation: >>> L = [] >>> for x in range(1, ...

Posted on Mon, 02 Dec 2019 00:08:12 -0500 by digitalgod

[H3C simulator] Switch configuration experiment based on port VLAN (different VLANs interworking)

H3C version HCL_V2.1.0_Setup VirtualBox version VirtualBox-4.2.4-81684-Win (Versions need to be matched to use H3C properly) Experimental content Two switches are used to enable the host to communicate between different vlan s. Network structure:IP address settings: PC IP Subnet mask gateway P ...

Posted on Sat, 05 Oct 2019 07:02:50 -0400 by RossC0

Vagrant-Multi-node Virtual Machine Cluster Construction

I. Preface When we develop programs, the running environment we use is usually our own computer, Windows, Mac or Linux operating system, which can run the software well most of the time. However, many modern applications are distributed. In a production environment, multiple nodes form a cluster, and each node is deployed on different machines. ...

Posted on Sun, 28 Jul 2019 03:04:25 -0400 by fiona