Installation Environment Vmware Workstation pro It is recommended to use the snapshot to store the state of each installation stage to avoid installation failures and causing the installation to start from scratch. Ubuntu 22.04 windows 11 Hardware settings create 3 VM: 4 cores and 4G memory and 100G capacity Before installing K8s (All use the root user) set host: 192.168.47.135 master 192.168.47.131 node1 192.168.47.132 node2 set root ssh connection: sudo su - echo "PermitRootLogin yes" >> /etc/ssh/sshd_config systemctl restart sshd sudo passwd ssh-keygen for i in {master,node1,node2}; do ssh-copy-id root@$i; done set Ipvs and conf create conf file: for i in {master,node1,node2}; do ssh root@$i 'cat << EOF > /etc/modules-load.d/containerd.conf overlay br_netfilter EOF'; done execute conf: for i in {master,node1,node2}; do ssh root@$i 'modprobe overlay;modprobe br_netfilter;'; done create 99-kubernetes-cri.conf file: for i in {maste...
Table of contents [ hide ] Redis To improve response time and avoid the burden on the database, caching is a commonly used tool, and Redis is the most famous and best caching tool. Basic Operation SRING Save string, integer or double. LIST Linked list, we can prune nodes like list or queue. SET Like HashSet, the values in the set are unique. HASH Often objects with multiple properties are saved. ZSET Same as linked hashmap, with orderliness. Advanced Operation Math operation. Element operations, such as union and heteroset. Key operations such as checking existence or getting all keys. Key expire operation. Backup RDB Snapshot of all data, fast recovery. AOF Operation log appending, recovery is slow. Backup thread operations save: the operation will stop the client threads. bgsave: the operation add new a thread to do backup. After redis4.0, you can use rewrite Aof with Rdb + Aof to reduce recovery time and save volume. Usage Single Testing or basic use of small machines. ...