redis命令bigkey检查

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./redis-cli -h ip -p port -a password --bigkeys
#输出结果：临时搭建环境，没有key做检查
[root@localhost /usr/local/redis-5.0.4]# redis-cli -a redis --bigkeys
Warning: Using a password with '-a' or '-u' option on the command line interface may not be safe.

# Scanning the entire keyspace to find biggest keys as well as
# average sizes per key type.  You can use -i 0.1 to sleep 0.1 sec
# per 100 SCAN commands (not usually needed).

[00.00%] Biggest string found so far 'key1759' with 4 bytes
[20.43%] Biggest string found so far 'key10000' with 5 bytes
[39.21%] Biggest string found so far 'key' with 106 bytes

-------- summary -------

Sampled 10003 keys in the keyspace!
Total key length in bytes is 68906 (avg len 6.89)

Biggest string found 'key' has 106 bytes

0 lists with 0 items (00.00% of keys, avg size 0.00)
0 hashs with 0 fields (00.00% of keys, avg size 0.00)
10003 strings with 39009 bytes (100.00% of keys, avg size 3.90)
0 streams with 0 entries (00.00% of keys, avg size 0.00)
0 sets with 0 members (00.00% of keys, avg size 0.00)
0 zsets with 0 members (00.00% of keys, avg size 0.00)

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