# Redis Server command - Lệnh quản lý Redis Redis server command được sử dụng để quản lý Redis server. **Ví dụ;** ```shell 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 ``` **Các command cơ bản:**
STTCommandMô tả
1BGREWRITEAOFAsynchronously rewrites the append-only file
2BGSAVEAsynchronously saves the dataset to the disk
3CLIENT KILL \[ip:port\] \[ID client-id\]Kills the connection of a client
4CLIENT LISTGets the list of client connections to the server
5CLIENT GETNAMEGets the name of the current connection
6CLIENT PAUSE timeoutStops processing commands from the clients for a specified time
7CLIENT SETNAME connection-nameSets the current connection name
8CLUSTER SLOTSGets an array of Cluster slot to node mappings
9COMMANDGets an array of Redis command details
10COMMAND COUNTGets total number of Redis commands
11COMMAND GETKEYSExtracts the keys given a full Redis command
12BGSAVEAsynchronously saves the dataset to the disk
13COMMAND INFO command-name \[command-name ...\]Gets an array of specific Redis command details
14CONFIG GET parameterGets the value of a configuration parameter
15CONFIG REWRITERewrites the configuration file with the in-memory configuration
16CONFIG SET parameter valueSets a configuration parameter to the given value
17CONFIG RESETSTATResets the stats returned by INFO
18DBSIZEReturns the number of keys in the selected database
19DEBUG OBJECT keyGets debugging information about a key
20DEBUG SEGFAULTMakes the server crash
21FLUSHALLRemoves all the keys from all databases
22FLUSHDBRemoves all the keys from the current database
23INFO \[section\]Gets information and statistics about the server
24LASTSAVEGets the UNIX time stamp of the last successful save to the disk
25MONITORListens for all the requests received by the server in real time
26ROLEReturns the role of the instance in the context of replication
27SAVESynchronously saves the dataset to the disk
28SHUTDOWN \[NOSAVE\] \[SAVE\]Synchronously saves the dataset to the disk and then shuts down the server
29SLAVEOF host portMakes the server a slave of another instance, or promotes it as a master
30SLOWLOG subcommand \[argument\]Manages the Redis slow queries log
31SYNCCommand used for replication
32TIMEReturns the current server time