Increase disk space in centos7 root directory

1. Questions I created a VMware virtual machine to install OpenStack Kolla. Since only 8G of space was allocated to the root directory when the virtual machine was created, it was obviously not enough for later use and I wanted to expand 10G of space. View Current Disk [root@kolla-queens ~]# fdisk -l Disk /dev/sda: 21.5 G ...

Added by monicka87 on Mon, 03 Feb 2020 18:36:20 +0200

LVM logic volume details

LVM: Logical Volume Manager allows easy to operate abstraction layer of volumes, including resizing the file system, reorganizing the file system among multiple physical devices, and increasing the scalability (data loss will be caused if the mount has to be cancelled) The difference between logical par ...

Added by krraleigh on Sat, 11 Jan 2020 12:51:00 +0200

Centos7.5 installing VMware Workstation 14

Using CentOS 7.5 to install vmware virtual machine version 14 I have uploaded the linux version of vmware installation package to Baidu online disk for you to download. If later found that Baidu online disk can not be downloaded, please leave a message under the blog. And leave the email. I will send you the package. The autho ...

Added by everknown on Mon, 11 Nov 2019 20:56:31 +0200

How do I add disks to a Linux virtual machine?

I. VMware workstation menu bar virtual machine settings add hard disk next   II. SCSI next step: Create a new virtual disk IV. select the size of the hard disk you need 👉 immediately allocate the disk 👉 uncheck 👉 store the virtual disk as a single file 👉 next step   Five. Finish Vi. after restarting the virtual machine, use t ...

Added by dank on Tue, 29 Oct 2019 19:02:32 +0200

Network management of Docker (configuration of communication between containers)

Blog Outline: I. Bridge mode (communication between containers on the same Docker server) 2. Deploy the consumer service to realize cross host communication of Docker container Preface: When you start using docker on a large scale, you will find that you need to know a lot about the network. Docker, as the most popular lightweight containe ...

Added by xenoalien on Sat, 19 Oct 2019 00:12:16 +0300

[zabbix] Monitor the growth and occupancy of virtual machine hard disks on ESXi s

Because the company used to take hardware heap out of the environment now want to virtualize, so most of our current environment is through the P2V to free the original machine, install ESXi and then run on the local hard disk virtual machine. I also know it is very unsafe, so we need to face several problems before the node configuration of th ...

Added by NoorAdiga on Fri, 12 Jul 2019 23:17:07 +0300

Learning Object-C classes and functions from command-line programs

[experimental environment] Playing IOS on virtual machines really makes people want to raise their desks (')( Pro-test VMWare12, MACOS 10.10.5, Xcode 7.2 can be compatible with each other, the highest supported IOS version is 9.2, with download address, installation tutorial can Baidu itself. VMWare WorkStations 12: Link: http://pan.baidu.com ...

Added by countcet on Sun, 07 Jul 2019 22:46:40 +0300

CentOS7 Configuration of NAT Server and Port Mapping

Recently, an Esxi server needs to be hosted, only one public network ip, but all virtual machines need to access the public network. I haven't found a NAT network model similar to Vmware workstation in Esxi, so I want to use a virtual machine as a NAT server. My virtual machine system has Win2008 and entOS7. Considering the stability, I chose ...

Added by rustyofco on Sun, 23 Jun 2019 00:32:54 +0300

Novice Error in Handling Accidents Delete boot directory and more serious delete operations

Newcomers come to Sa, Bao Jiao Bao Club, increase knowledge and teach routinesExperimental Environment: VMware Virtual Machine, CentOS-6.9 Operating SystemExperiment Details: Remove boot directory in partitioned case and repair to remove fstab fileDelete the boot directory by mistake, don't panic, follow the blogger step by step to rebuild itFi ...

Added by falcon1 on Wed, 22 May 2019 19:59:44 +0300