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CONFIG RESETSTAT?

CONFIG RESETSTAT

重置 INFO 命令中的某些统计数据，包括：

  • Keyspace hits (键空间命中次数)
  • Keyspace misses (键空间不命中次数)
  • Number of commands processed (执行命令的次数)
  • Number of connections received (连接服务器的次数)
  • Number of expired keys (过期key的数量)
  • Number of rejected connections (被拒绝的连接数量)
  • Latest fork(2) time(最后执行 fork(2) 的时间)
  • The aof_delayed_fsync counter(aof_delayed_fsync 计数器的值)
可用版本：
>= 2.0.0
时间复杂度：
O(1)
返回值：
总是返回 OK 。
# 重置前

redis 127.0.0.1:6379> INFO
# Server
redis_version:2.5.3
redis_git_sha1:d0407c2d
redis_git_dirty:0
arch_bits:32
multiplexing_api:epoll
gcc_version:4.6.3
process_id:11095
run_id:ef1f6b6c7392e52d6001eaf777acbe547d1192e2
tcp_port:6379
uptime_in_seconds:6
uptime_in_days:0
lru_clock:1205426

# Clients
connected_clients:1
client_longest_output_list:0
client_biggest_input_buf:0
blocked_clients:0

# Memory
used_memory:331076
used_memory_human:323.32K
used_memory_rss:1568768
used_memory_peak:293424
used_memory_peak_human:286.55K
used_memory_lua:16384
mem_fragmentation_ratio:4.74
mem_allocator:jemalloc-2.2.5

# Persistence
loading:0
aof_enabled:0
changes_since_last_save:0
bgsave_in_progress:0
last_save_time:1333260015
last_bgsave_status:ok
bgrewriteaof_in_progress:0

# Stats
total_connections_received:1
total_commands_processed:0
instantaneous_ops_per_sec:0
rejected_connections:0
expired_keys:0
evicted_keys:0
keyspace_hits:0
keyspace_misses:0
pubsub_channels:0
pubsub_patterns:0
latest_fork_usec:0

# Replication
role:master
connected_slaves:0

# CPU
used_cpu_sys:0.01
used_cpu_user:0.00
used_cpu_sys_children:0.00
used_cpu_user_children:0.00

# Keyspace
db0:keys=20,expires=0


# 重置

redis 127.0.0.1:6379> CONFIG RESETSTAT
OK


# 重置后

redis 127.0.0.1:6379> INFO
# Server
redis_version:2.5.3
redis_git_sha1:d0407c2d
redis_git_dirty:0
arch_bits:32
multiplexing_api:epoll
gcc_version:4.6.3
process_id:11095
run_id:ef1f6b6c7392e52d6001eaf777acbe547d1192e2
tcp_port:6379
uptime_in_seconds:134
uptime_in_days:0
lru_clock:1205438

# Clients
connected_clients:1
client_longest_output_list:0
client_biggest_input_buf:0
blocked_clients:0

# Memory
used_memory:331076
used_memory_human:323.32K
used_memory_rss:1568768
used_memory_peak:330280
used_memory_peak_human:322.54K
used_memory_lua:16384
mem_fragmentation_ratio:4.74
mem_allocator:jemalloc-2.2.5

# Persistence
loading:0
aof_enabled:0
changes_since_last_save:0
bgsave_in_progress:0
last_save_time:1333260015
last_bgsave_status:ok
bgrewriteaof_in_progress:0

# Stats
total_connections_received:0
total_commands_processed:1
instantaneous_ops_per_sec:0
rejected_connections:0
expired_keys:0
evicted_keys:0
keyspace_hits:0
keyspace_misses:0
pubsub_channels:0
pubsub_patterns:0
latest_fork_usec:0

# Replication
role:master
connected_slaves:0

# CPU
used_cpu_sys:0.05
used_cpu_user:0.02
used_cpu_sys_children:0.00
used_cpu_user_children:0.00

# Keyspace
db0:keys=20,expires=0
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