Redis data recovery method, Redis-port tool synchronizes a self-built Redis Rdb file to a cloud database

Source: Internet
Author: User
Tags download redis


1. The Redis recovery mechanism
    • If only AOF is configured, the AOF file recovery data is loaded when the reboot is restarted;
    • If both RDB and AOF are configured, the boot is only loaded with AOF file recovery data;
    • If only the RDB is configured, startup is the load dump file to recover the data.
2. Recovering data from AoF


1 Note the following configuration


yesdir /home/redis/data_6379/





2 Copy the AOF file to the Redis data Catalog


cp appendonly.aof /home/redis/data_6379/





3 Start Redis-server


redis-server redis_6379.conf




3. Recovering data from an RDB file


1 Note the following configuration


nodir /home/redis/data_6379/





2 Copying an RDB file to a Redis data Catalog


cp dump.db /home/redis/data_6379/





3 Start Redis-server


redis-server redis_6379.conf 
Use the Redis-port tool to synchronize a self-built Redis Rdb file to a cloud database download Redis-port


Redis-port Address


Using the example
  1. ./redis-port Restore--input=x/Dump.Rdb--Target=Dst_host:Dst_port--Auth=Dst_password[--Filterkey= "STR1|STR2|STR3" ][--targetdb=db] [--] [--bigkeysize=size [-- Logfile=redisport.
Parameter description
    • x/dump.rdb : Dump file path for self-built Redis

    • dst_host: redis domain name for cloud database

    • dst_port : Redis Port for Cloud databases

    • dst_password: redis password for cloud database

    • STR1|STR2|STR3: Filter for keys with str1 or str2 or STR3

    • DB: DB that will synchronize the cloud database Redis

    • Rewrite: Overwrite the key already written

    • Bigkeysize=size: When the value written is greater than SIZE, go to large key write mode

View data synchronization status based on Redis-port log





restore: rdb donedata synchronization is complete when it appears.



Reference article: https://help.aliyun.com/document_detail/66008.html


Redis data recovery method, Redis-port tool synchronizes a self-built Redis Rdb file to a cloud database


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