awk

UserParameter=redis6382mem,/usr/local/bin/redis-cli -h 10.32.5.54 -p 6382 info | grep used_memory_human | awk -F '[:G|M]' '{print $2}'

UserParameter=redis6382mem,/usr/local/bin/redis-cli -h 10.32.5.53 -p 6382 info | grep used_memory_human | awk -F ':' '/M/{print $2/1000}/G/{print $2+0}'
# UserParameter=redismem[*],/usr/local/bin/redis-cli -h 10.32.5.53 -p "$1" info | grep used_memory_human | awk -F ':' '/M/{print $$2/1000}/G/{print $$2+0}'

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原文地址：https://www.cnblogs.com/xianguang/p/7151974.html