redis常用命令小结

1、redis-benchmark
redis基准信息，redis服务器性能检测

redis-benchmark -h localhost -p 6379 -c 100 -n 100000
100个并发连接，100000个请求，检测host为localhost 端口为6379的redis服务器性能

			
									[root@Architect redis-1.2.6]# redis-benchmark -h localhost -p 6379 -c 100 -n 100000 

									====== PING ====== 

									 10001 requests completed in 0.41 seconds 

									 50 parallel clients 

									 3 bytes payload 

									 keep alive: 1 

									0.01% <= 0 milliseconds 

									23.09% <= 1 milliseconds 

									85.82% <= 2 milliseconds 

									95.60% <= 3 milliseconds 

									97.20% <= 4 milliseconds 

									97.96% <= 5 milliseconds 

									98.83% <= 6 milliseconds 

									99.41% <= 7 milliseconds 

									99.70% <= 8 milliseconds 

									99.99% <= 9 milliseconds 

									100.00% <= 12 milliseconds 

									24274.27 requests per second

2、redis-cli

redis-cli -h localhost -p 6380 monitor
Dump all the received requests in real time;
监控host为localhost，端口为6380，redis的连接及读写操作

			
									[root@Architect redis-1.2.6]# redis-cli -h localhost -p 6380 monitor 

									+OK 

									+1289800615.808225 "monitor"

									+1289800615.839079 "GET" "name"

									+1289800615.853694 "PING"

									+1289800615.853783 "PING"

									+1289800615.854646 "PING"

									+1289800615.854974 "PING"

									+1289800615.857693 "PING"

									+1289800615.866862 "PING"

									+1289800615.871944 "PING"

redis-cli -h localhost -p 6380 info
Provide information and statistics about the server ;
提供host为localhost，端口为6380，redis服务的统计信息

			
									[root@Architect redis-1.2.6]# redis-cli -h localhost -p 6380 info 

									redis_version:2.0.4 

									redis_git_sha1:00000000 

									redis_git_dirty:0 

									arch_bits:32 

									multiplexing_api:epoll 

									process_id:21990 

									uptime_in_seconds:490580 

									uptime_in_days:5 

									connected_clients:103 

									connected_slaves:0 

									blocked_clients:0 

									used_memory:4453240 

									used_memory_human:4.25M 

									changes_since_last_save:200 

									bgsave_in_progress:0 

									last_save_time:1290394640 

									bgrewriteaof_in_progress:0 

									total_connections_received:809 

									total_commands_processed:44094018 

									expired_keys:0 

									hash_max_zipmap_entries:64 

									hash_max_zipmap_value:512 

									pubsub_channels:0 

									pubsub_patterns:0 

									vm_enabled:0 

									role:slave 

									master_host:localhost 

									master_port:6379 

									master_link_status:up 

									master_last_io_seconds_ago:18 

									db0:keys=1319,expires=0

3、redis-stat

redis-stat host localhost port 6380 overview
Print general information about a Redis instance;
实时打印出host为localhost，端口为6380，redis实例的总体信息

			
									[root@Architect redis-1.2.6]# redis-stat port 6380 overview 

									 ------- data ------ ------------ load ----------------------------- - childs - 

									 keys   used-mem clients  requests      connections 

									 1319   5.37M   103    44108021 (+44108021) 810         

									 1319   5.38M   103    44108124 (+103)   810         

									 1319   5.38M   103    44108225 (+101)   810         

									 1319   5.39M   103    44108326 (+101)   810         

									 1319   5.40M   103    44108427 (+101)   810         

									 1319   5.41M   103    44108528 (+101)   810

redis-stat host localhost port 6380 overview
Measure Redis server latency;
输出host为localhost，端口为6380，redis服务中每个请求的响应时长

			
									[root@Architect redis-1.2.6]# redis-stat port 6380 latency 

									1: 0.16 ms 

									2: 0.11 ms 

									3: 0.15 ms 

									4: 0.11 ms 

									5: 0.18 ms 

									6: 0.14 ms

(责任编辑：IT)

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redis常用命令小结