查看“Redis批量删除key”的源代码

[[category:ops]] [[category:redis]]  
=redis cluster 批量删除key=
<pre>
#June 19 2020   有空结果一下原来的版本再优化一下 
cat redis_del_key.sh
#!/bin/bash
# Usage 
#redis_list=("host:post" "host:post")

redis_list=( "172.16.200.12:7003" "172.16.200.7:7004" "172.16.200.7:7005" "172.16.200.13:7000" "172.16.200.13:7001" "172.16.200.12:7002")
#redis_list=( "172.16.200.13:7000" "172.16.200.13:7001" "172.16.200.12:7002")
#redis_list=("172.16.200.7:7004")
password="3636password"

for info in ${redis_list[@]}
    do
        echo "开始执行:$info"  
        ip=`echo $info | cut -d : -f 1`
        port=`echo $info | cut -d : -f 2`

      for  loop in  `cat key.txt`
         do
         #echo $loop  |xargs -t -n1 redis-cli -c  -h $ip -p $port -a $password -c del
         echo $loop  |xargs -t -n1 redis-cli -c  -h $ip -p $port -a $password -c keys 
         done

    done
    echo "完成"



# cat key.txt 
infnce:wonderfulCache
ext_info








#原来的版本

del hello_user_* 

redis-cli keys


 redis-cli keys "hello_user_*" | xargs redis-cli del


./redis-cli -h IP -p PORT -a PASSWORD keys 'key*' | xargs  ./redis-cli -h IP  -p PORT -a PASSWORD del

redis-cli    -c  -h    172.31.22.218   -p 7000  -a pass keys 'hello_user_*'| xargs -i redis-cli    -c  -h    172.31.22.218   -p 7000  -a pass  del {}

redis-cli    -c  -h    172.31.22.218   -p 7001  -a pass keys 'hello_user_*'| xargs -i redis-cli    -c  -h    172.31.22.218   -p 7001  -a pass  del {}


redis-cli    -c  -h    172.31.16.135  -p 7002  -a pass keys 'hello_user_*'| xargs -i  redis-cli    -c  -h    172.31.16.135   -p 7002 -a pass  del {}

redis-cli    -c  -h    172.31.16.135  -p 7003  -a pass keys 'hello_user_*'| xargs  -i redis-cli    -c  -h    172.31.16.135   -p 7003 -a pass  del {}


redis-cli    -c  -h     172.31.23.43   -p 7004  -a pass keys 'hello_user_*'| xargs -i  redis-cli    -c  -h    172.31.23.43   -p 7004 -a pass  del {}

redis-cli    -c  -h     172.31.23.43   -p 7005  -a pass keys 'hello_user_*'| xargs -i  redis-cli    -c  -h    172.31.23.43   -p 7005 -a pass  del {}





#!/bin/bash
redis_comm=/usr/local/redis-5.0.3/bin/redis-cli
redis_ser01=192.168.50.175
redis_ser02=192.168.50.174
$redis_comm -c -h $redis_ser01  -p 7001 -a xxx  keys $1 | xargs -i $redis_comm -c -h $redis_ser01  -p 7001 -a xxx del {}
$redis_comm -c -h $redis_ser02  -p 7001 -a xxx  keys $1 | xargs -i $redis_comm -c -h $redis_ser02  -p 7001 -a xxx del {}

运行：

./redis_del_key.sh  匹配的key*

err  

-i  {} 都是一定要的 

redis-cli -n 0 keys "test*" | xargs redis-cli -n 0 del
(error) CROSSSLOT Keys in request don't hash to the same slot

</pre>