redis集群宕机后重启的示例：
centos下的redis无数据启动和持久化重启脚本：
1.redis_clear_restart.sh，代码:
for p in `ps -ef|grep /usr/local/bin/redis-server | awk '{print $2"_"$3}'`
do
a=`echo $p |awk -F _ '{print $1}'`
b=`echo $p |awk -F _ '{print $2}'`
if [ $b == "1" ]; then
echo "kill -9 $a `kill -9 $a` "
fi
done
echo "rm -rf appendonly_*.aof dump_*.rdb nodes-2000*.conf"
rm -rf appendonly_*.aof dump_*.rdb nodes-2000*.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20000.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20001.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20002.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20003.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20004.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20005.conf
/usr/local/bin/redis-cli -a 123456 --cluster create --cluster-replicas 1 127.0.0.1:20000 127.0.0.1:20001 127.0.0.1:20002 127.0.0.1:20003 127.0.0.1:20004 127.0.0.1:20005 <
F yes
EOF
2.redis_dump_restart.sh，代码：
for p in `ps -ef|grep /usr/local/bin/redis-server | awk '{print $2"_"$3}'`
do
a=`echo $p |awk -F _ '{print $1}'`
b=`echo $p |awk -F _ '{print $2}'`
if [ $b == "1" ]; then
echo "kill -9 $a `kill -9 $a` "
fi
done
echo "rm -rf appendonly_*.aof dump_*.rdb nodes-2000*.conf"
rm -rf appendonly_*.aof dump_*.rdb nodes-2000*.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20000.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20001.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20002.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20003.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20004.conf
/usr/local/bin/redis-server /home/sysusr/redis/redis-cluster/redis-20005.conf
/usr/local/bin/redis-cli -a 123456 --cluster check 127.0.0.1:20000
/usr/local/bin/redis-cli -a 123456 --cluster check 127.0.0.1:20001
/usr/local/bin/redis-cli -a 123456 --cluster check 127.0.0.1:20002
/usr/local/bin/redis-cli -a 123456 --cluster check 127.0.0.1:20003
/usr/local/bin/redis-cli -a 123456 --cluster check 127.0.0.1:20004
/usr/local/bin/redis-cli -a 123456 --cluster check 127.0.0.1:20005
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