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发现一个奇诡的问题,Redis运行一段时间,大约2周左右,就会出现访问redis中的个别key的时候会非常慢,如果我把这些key值删除后,重新生成key,再访问就恢复正常了。- [root@localhost /]# redis-cli info
- redis_version:2.4.10
- redis_git_sha1:00000000
- redis_git_dirty:0
- arch_bits:64
- multiplexing_api:epoll
- gcc_version:4.4.6
- process_id:1229
- uptime_in_seconds:2256216
- uptime_in_days:26
- lru_clock:147591
- used_cpu_sys:42140.66
- used_cpu_user:19572.84
- used_cpu_sys_children:1018.49
- used_cpu_user_children:6456.72
- connected_clients:20
- connected_slaves:0
- client_longest_output_list:0
- client_biggest_input_buf:0
- blocked_clients:0
- used_memory:171688576
- used_memory_human:163.73M
- used_memory_rss:189091840
- used_memory_peak:171804152
- used_memory_peak_human:163.85M
- mem_fragmentation_ratio:1.10
- mem_allocator:jemalloc-2.2.5
- loading:0
- aof_enabled:0
- changes_since_last_save:5775
- bgsave_in_progress:0
- last_save_time:1448510743
- bgrewriteaof_in_progress:0
- total_connections_received:30091
- total_commands_processed:1728047983
- expired_keys:2908317
- evicted_keys:0
- keyspace_hits:131659718
- keyspace_misses:7112641
- pubsub_channels:0
- pubsub_patterns:0
- latest_fork_usec:3458
- vm_enabled:0
- role:master
- db0:keys=451963,expires=286312
复制代码 total_connections_received:30091
total_commands_processed:1728047983
expired_keys:2908317
evicted_keys:0
keyspace_hits:131659718
keyspace_misses:7112641
pubsub_channels:0
pubsub_patterns:0
latest_fork_usec:3458
vm_enabled:0
role:master
db0:keys=451963,expires=286312 |
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