ruby 安装及升级2.3.1
curl -L get.rvm.io | bash -s stable
source /etc/profile.d/rvm.sh
rvm install ruby 2.3.1
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Redis 集群搭建
/usr/local/redis/bin/redis-server /usr/local/redis-cluster/800*/redis.conf
./redis-trib.rb create –replicas 1 10.25.55.34:8001 10.25.55.34:8002
Linux scp命令
scp -P 22 redis-3.0.6.tar root@140.82.16.8:/opt
Redis 主从复制
./src/redis-server redis.conf &
./src/redis-cli -p 6379
slaveof 47.97.104.146 6379
Redis 字符串命令
SET key value
GET key
SETNX key value
Linux 查看服务的安装目录
ps -aux | grep redis
ll /proc/1814/cwd
Linux tar 命令
tar -cvf base.tar base/
tar -tf base.tar.gz
tar -tf base.tar.gz
Linux diff命令
diff t1.txt t2.txt
diff -y t1.txt t2.tx
vimdiff t1.txt t2.txt
Linux find 命令
find . -name “*.c”
find . -type f
find . -size 0 -ls
Linux ln -s 软链接 硬链接
软链接：ln -s doc.txt doc.txt.soft
硬链接：ln doc.txt doc.txt.hard