redis
目录
redis 通常用来做缓存数据库.
要点:
- 免费
- 性能高
- 缓存常用
安装
二进制
# 密码在 /usr/local/redis/redis.conf 添加 requirepass fake_password
./redis-server /usr/local/redis/redis.conf --port 6379 --bind 0.0.0.0 --daemonize yes容器
docker run --name ken-redis -d -p6379:6379 --restart=always -v /data/redis-data:/data redis --requirepass "fake_password"k8s 单点
apiVersion: v1
kind: Service
metadata:
name: redis-nodeport
spec:
type: NodePort
selector:
app: redis
ports:
- port: 6379 # Service 内部端口
targetPort: 6379 # Pod 容器端口
nodePort: 30037 # NodePort，指定范围 30000-32767，可选，不指定会自动分配
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: redis
spec:
serviceName: "redis" # 对应 headless service
replicas: 1
selector:
matchLabels:
app: redis
template:
metadata:
labels:
app: redis
spec:
containers:
- name: redis
image: redis:7
args: ["redis-server", "--save", "60", "1", "--loglevel", "warning", "--requirepass", "fake_password"]
ports:
- containerPort: 6379
volumeMounts:
- name: redis-data
mountPath: /data
volumeClaimTemplates:
- metadata:
name: redis-data
spec:
accessModes: ["ReadWriteOnce"]
storageClassName: sc-nfs14
resources:
requests:
storage: 1Gi操作/配置
操作手册
# 删除 ip地址的8号库的a_*
redis-cli -h ip地址 -a 密码 -n 8 keys 'a_*' | xargs redis-cli -h ip地址 -a 密码 -n 8 del
# 把0库所有内容移动到1库
redis-cli -a 密码 -n 0 keys '*' | xargs -I '{}' redis-cli -a didi -n 0 move '{}' 1