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Notes of the third lecture in class NSD2005 1, KVM construction and management 10.1 KVM components 10.2 KVM management command 10.3 composition of KVM virtual machine 10.4 manually clone KVM virtual machine 10.5 manually clone kvm virtual machine (virsh edit virtual machine name) 10.6. Delete KVM vi ...

Article catalog 1, Introduction 1. What is PXE 2. Working process of PXE 2, Realize network manual installation 1. System environment preparation 2. Install and configure dhcp service 3. Install and configure tftp service 4. Install and configure httpd service 5. Configure PXE boot program (1) PX ...

1, ceph L version codeDownload github, omit2, Change do_cmake.sh file For the comment line, add the following: #cmake -DBOOST_J=$(nproc) $ARGS "$@" .. cmake -DCMAKE_C_FLAGS="-O0 -g3 -gdwarf-4" -DCMAKE_CXX_FLAGS="-O0 -g3 -gdwarf-4" -DBOOST_J=$(nproc) $ARGS "$@" .. Interpretation of the above modifications: CMAKE_C_FLAGS = "- O0 -g3 -gdwarf ...

Chapter 0 of MySql, installation and cluster configuration 1, MySql installation 1. RPM installation RPM installation, unable to customize some installation paths and configuration file paths ##Fill in the pit later 2. Generic installation Binary precompiled Generic, download address: https://cdn.mysql.com/archives/mysql-5.7/mysql- ...

Environmental Instructions: host name os version ip docker version docker-compose version ansible version awx version Remarks ansible-awx Centos 7.6.1810 172.27.34.50 Docker 19.03.9 1.25.5 2.9.9 10.0.0 Manage Nodes centos01 Centos 7.6.1810 172.27.34.28 × × × × Managed Node centos02 Centos 7.6.1810 172.27.34.35 × × × × Managed Node ...

Write in front Because docker engine docker is not recommended officially, it cannot be installed, so now install docker CE. Refer to official documents https://docs.rancher.cn/rancher2x/install-prepare/basic-environment-configuration.html#_4-1-docker%E5%AE%89%E8%A3%85 Installation procedure 1. Turn off the firewall ...

1. Install Postfix yum -y install postfix After installation, you need to replace the sendmail that comes with the system: rpm -e sendmail perhaps yum remove sendmail Modify MTA (default mail transfer agent) alternatives --config mta and enter directly. 2. Install Dovecot (post office forwarding) yum -y i ...

Environmental inspection Enter root All of the following are performed as root sudo -i View Linux distribution [root@localhost ~]# cat /etc/os-release NAME="CentOS Linux" VERSION="7 (Core)" ID="centos" ID_LIKE="rhel fedora" VERSION_ID="7" PRETTY_NAME="CentOS Linux 7 (Core)" ANSI_COLOR="0;31" CPE_NAME="cpe:/o:centos:centos:7 ...

I. Dns DNSmasq is a small and convenient tool for configuring DNS and DHCP, which is suitable for small networks. It provides DNS function and optional DHCP function. It serves domain names that are only applicable locally, and these domain names will not appear in DNS servers around the world. DHCP server combines with DNS server, and allows ...

1, Install dependency package and prepare environment. yum install -y gcc Depending on the package, you can install it according to the prompts at compile time. But gcc must be installed. 2, 1. Download the tar package, install and start it. wget http://source.goyun.org:8000/source/Redis/redis-3.2.9.tar.gz --2018- ...