Redis系列~服务器信息（十二）

「爱情、让人受尽委屈。」 2022-07-15 01:12 148阅读 0赞

Redis 服务器命令主要是用于管理 redis 服务。

### 实例 ###

以下实例演示了如何获取 redis 服务器的统计信息：

redis 127.0.0.1:6379> INFO
    
    # Server
    redis_version:2.8.13
    redis_git_sha1:00000000
    redis_git_dirty:0
    redis_build_id:c2238b38b1edb0e2
    redis_mode:standalone
    os:Linux 3.5.0-48-generic x86_64
    arch_bits:64
    multiplexing_api:epoll
    gcc_version:4.7.2
    process_id:3856
    run_id:0e61abd297771de3fe812a3c21027732ac9f41fe
    tcp_port:6379
    uptime_in_seconds:11554
    uptime_in_days:0
    hz:10
    lru_clock:16651447
    config_file:
    
    # Clients
    connected_clients:1
    client-longest_output_list:0
    client-biggest_input_buf:0
    blocked_clients:0
    
    # Memory
    used_memory:589016
    used_memory_human:575.21K
    used_memory_rss:2461696
    used_memory_peak:667312
    used_memory_peak_human:651.67K
    used_memory_lua:33792
    mem_fragmentation_ratio:4.18
    mem_allocator:jemalloc-3.6.0
    
    # Persistence
    loading:0
    rdb_changes_since_last_save:3
    rdb_bgsave_in_progress:0
    rdb_last_save_time:1409158561
    rdb_last_bgsave_status:ok
    rdb_last_bgsave_time_sec:0
    rdb_current_bgsave_time_sec:-1
    aof_enabled:0
    aof_rewrite_in_progress:0
    aof_rewrite_scheduled:0
    aof_last_rewrite_time_sec:-1
    aof_current_rewrite_time_sec:-1
    aof_last_bgrewrite_status:ok
    aof_last_write_status:ok
    
    # Stats
    total_connections_received:24
    total_commands_processed:294
    instantaneous_ops_per_sec:0
    rejected_connections:0
    sync_full:0
    sync_partial_ok:0
    sync_partial_err:0
    expired_keys:0
    evicted_keys:0
    keyspace_hits:41
    keyspace_misses:82
    pubsub_channels:0
    pubsub_patterns:0
    latest_fork_usec:264
    
    # Replication
    role:master
    connected_slaves:0
    master_repl_offset:0
    repl_backlog_active:0
    repl_backlog_size:1048576
    repl_backlog_first_byte_offset:0
    repl_backlog_histlen:0
    
    # CPU
    used_cpu_sys:10.49
    used_cpu_user:4.96
    used_cpu_sys_children:0.00
    used_cpu_user_children:0.01
    
    # Keyspace
    db0:keys=94,expires=1,avg_ttl=41638810
    db1:keys=1,expires=0,avg_ttl=0
    db3:keys=1,expires=0,avg_ttl=0

--------------------

## Redis 服务器命令 ##

下表列出了 redis 服务器的相关命令:

<table style="border:0px; margin:4px 0px; padding:0px; border-collapse:collapse; width:729px; color:rgb(51,51,51); font-family:&quot;Open Sans&quot;,&quot;Helvetica Neue&quot;,Helvetica,Arial,STHeiti,&quot;Microsoft Yahei&quot;,sans-serif; font-size:12px"> 
 <tbody style="border:0px; margin:0px; padding:0px"> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <th style="border:1px solid rgb(85,85,85); margin:0px; padding:3px; color:rgb(255,255,255); background-color:rgb(85,85,85); vertical-align:top; text-align:left; width:29px"> 序号</th> 
 <th style="border:1px solid rgb(85,85,85); margin:0px; padding:3px; color:rgb(255,255,255); background-color:rgb(85,85,85); vertical-align:top; text-align:left"> 命令及描述</th> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 1</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-bgrewriteaof.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">BGREWRITEAOF</a>&nbsp; 异步执行一个 AOF（AppendOnly File） 文件重写操作</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 2</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-bgsave.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">BGSAVE</a>&nbsp; 在后台异步保存当前数据库的数据到磁盘</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 3</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-client-kill.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CLIENT KILL [ip:port] [ID client-id]</a>&nbsp; 关闭客户端连接</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 4</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-client-list.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CLIENT LIST</a>&nbsp; 获取连接到服务器的客户端连接列表</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 5</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-client-getname.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CLIENT GETNAME</a>&nbsp; 获取连接的名称</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 6</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-client-pause.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CLIENT PAUSE timeout</a>&nbsp; 在指定时间内终止运行来自客户端的命令</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 7</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-client-setname.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CLIENT SETNAME connection-name</a>&nbsp; 设置当前连接的名称</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 8</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-cluster-slots.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CLUSTER SLOTS</a>&nbsp; 获取集群节点的映射数组</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 9</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-command.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">COMMAND</a>&nbsp; 获取 Redis 命令详情数组</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 10</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-command-count.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">COMMAND COUNT</a>&nbsp; 获取 Redis 命令总数</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 11</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-command-getkeys.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">COMMAND GETKEYS</a>&nbsp; 获取给定命令的所有键</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 12</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-time.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">TIME</a>&nbsp; 返回当前服务器时间</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 13</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-command-info.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">COMMAND INFO command-name [command-name ...]</a>&nbsp; 获取指定 Redis 命令描述的数组</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 14</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-config-get.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CONFIG GET parameter</a>&nbsp; 获取指定配置参数的值</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 15</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-config-rewrite.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CONFIG REWRITE</a>&nbsp; 对启动 Redis 服务器时所指定的 redis.conf 配置文件进行改写</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 16</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-config-set.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CONFIG SET parameter value</a>&nbsp; 修改 redis 配置参数，无需重启</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 17</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-config-resetstat.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">CONFIG RESETSTAT</a>&nbsp; 重置 INFO 命令中的某些统计数据</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 18</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-dbsize.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">DBSIZE</a>&nbsp; 返回当前数据库的 key 的数量</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 19</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-debug-object.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">DEBUG OBJECT key</a>&nbsp; 获取 key 的调试信息</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 20</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-debug-segfault.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">DEBUG SEGFAULT</a>&nbsp; 让 Redis 服务崩溃</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 21</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-flushall.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">FLUSHALL</a>&nbsp; 删除所有数据库的所有key</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 22</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-flushdb.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">FLUSHDB</a>&nbsp; 删除当前数据库的所有key</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 23</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-info.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">INFO [section]</a>&nbsp; 获取 Redis 服务器的各种信息和统计数值</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 24</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-lastsave.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">LASTSAVE</a>&nbsp; 返回最近一次 Redis 成功将数据保存到磁盘上的时间，以 UNIX 时间戳格式表示</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 25</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-monitor.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">MONITOR</a>&nbsp; 实时打印出 Redis 服务器接收到的命令，调试用</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 26</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-role.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">ROLE</a>&nbsp; 返回主从实例所属的角色</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 27</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-save.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">SAVE</a>&nbsp; 异步保存数据到硬盘</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 28</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-shutdown.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">SHUTDOWN [NOSAVE] [SAVE]</a>&nbsp; 异步保存数据到硬盘，并关闭服务器</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 29</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-slaveof.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">SLAVEOF host port</a>&nbsp; 将当前服务器转变为指定服务器的从属服务器(slave server)</td> 
 </tr> 
 <tr style="border:0px; margin:0px; padding:0px; background-color:rgb(246,244,240)"> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 30</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-showlog.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">SLOWLOG subcommand [argument]</a>&nbsp; 管理 redis 的慢日志</td> 
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 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> 31</td> 
 <td style="border:1px solid rgb(212,212,212); margin:0px; padding:7px 5px; font-size:1em; word-break:break-all; word-wrap:break-word; vertical-align:top"> <a href="http://www.runoob.com/redis/server-sync.html" style="border:0px; margin:0px; padding:0px; color:rgb(100,133,76)" rel="nofollow">SYNC</a>&nbsp; 用于复制功能(replication)的内部命令</td> 
 </tr> 
 </tbody> 
</table>