{"id":201656,"date":"2025-05-10T11:39:21","date_gmt":"2025-05-10T03:39:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201656\/"},"modified":"2025-05-10T11:39:21","modified_gmt":"2025-05-10T03:39:21","slug":"%e8%af%a6%e8%a7%a3%e5%85%b3%e4%ba%8eredis%e7%9a%84%e5%86%85%e5%ad%98%e7%a2%8e%e7%89%87%e6%b8%85%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201656\/","title":{"rendered":"\u8be6\u89e3\u5173\u4e8eRedis\u7684\u5185\u5b58\u788e\u7247\u6e05\u7406"},"content":{"rendered":"

<\/b> <\/p>\n

\u8be6\u89e3\u5173\u4e8eRedis\u7684\u5185\u5b58\u788e\u7247\u6e05\u7406<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

\u6b22\u8fce\u5404\u4f4d\u5c0f\u4f19\u4f34\u6765\u5230golang\u5b66\u4e60\u7f51\uff0c\u76f8\u805a\u4e8e\u6b64\u90fd\u662f\u7f18\u54c8\u54c8\u54c8\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u8be6\u89e3\u5173\u4e8eRedis\u7684\u5185\u5b58\u788e\u7247\u6e05\u7406\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u8bb2\u5230Redis\u3001\u6570\u636e\u5e93<\/span>\u7b49\u7b49\u77e5\u8bc6\uff0c\u5982\u679c\u4f60\u5bf9\u6570\u636e\u5e93<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\u975e\u5e38\u611f\u5174\u8da3\u6216\u8005\u6b63\u5728\u81ea\u5b66\uff0c\u90fd\u53ef\u4ee5\u5173\u6ce8\u6211\uff0c\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\uff01\u5f53\u7136\uff0c\u6709\u4ec0\u4e48\u5efa\u8bae\u4e5f\u6b22\u8fce\u5728\u8bc4\u8bba\u7559\u8a00\u63d0\u51fa\uff01\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n<\/p>\n

<\/p>\n

\u5f53Redis\u4e2d\u6e05\u7406\u4e86\u5927\u91cf\u7684Key\u4e4b\u540e\u539f\u5148Redis\u7533\u8bf7\u7684\u5185\u5b58\uff08used_memory_rss\uff09\u5c06\u7ee7\u7eed\u6301\u6709\u800c\u4e0d\u4f1a\u91ca\u653e\uff0c\u6b64\u65f6\u67e5\u770b\u5185\u5b58\u4fe1\u606f\u5c06\u4f1a\u770b\u5230\u5b58\u5728\u5927\u91cf\u7684\u5185\u5b58\u788e\u7247\u3002\u90a3\u4e48\uff0cRedis\u7684\u5185\u5b58\u788e\u7247\u53ef\u4ee5\u6e05\u7406\u4e48\uff0c\u8be5\u5982\u4f55\u6e05\u7406\u5462\uff1f<\/span><\/span><\/p>\n

\u7ffb\u770b\u4e86Redis\u7684\u76f8\u5173\u8d44\u6599\u53d1\u73b0\uff0cRedis4\u7248\u672c\u4e4b\u540e\u5f00\u59cb\u652f\u6301\u5185\u5b58\u788e\u7247\u7684\u6e05\u7406\uff0c\u4e8e\u662f\u8fdb\u884c\u4e86\u4e00\u6b21\u6d4b\u8bd5\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/span><\/span><\/p>\n

1\u3001\u642d\u5efaRedis<\/h2>\n

\u642d\u5efa\u4e00\u4e2aRedis\uff0c\u7248\u672c\u4e3a4.0.14.\u642d\u5efa\u6b65\u9aa4\u53c2\u8003\u5386\u53f2\u535a\u6587\u6216\u5fae\u4fe1\u516c\u4f17\u53f7\uff0c\u6b65\u9aa4\u76f8\u5bf9\u7b80\u5355\uff0c\u6ca1\u6709\u592a\u591a\u5e7a\u86fe\u5b50\uff0c\u5f88\u5feb\u4fbf\u53ef\u4ee5\u642d\u5efa\u6210\u529f\u3002<\/span><\/span><\/p>\n

2\u3001\u63d2\u5165\u4e00\u5806Key,\u4f7f\u5176\u5185\u5b58\u5360\u7528\u5f88\u5927<\/h2>\n

\u53ef\u4ee5\u6279\u91cf\u5199\u4e00\u4e2a\u5faa\u73af\uff0c\u63d2\u5165\u5927\u91cfkey\u3002<\/span><\/span><\/p>\n

3\u3001\u5220\u966490%\u4ee5\u4e0a\u7684key<\/h2>\n

\u5faa\u73af\u5220\u9664key\u6216\u5728\u521b\u5efakey\u65f6\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff0c\u5f85key\u5220\u9664\u6216\u8fc7\u671f\u4e4b\u540e\uff0c\u53ef\u4ee5\u67e5\u770b\u5185\u5b58\u7684\u60c5\u51b5\u3002<\/span><\/span><\/p>\n

127.0<\/span>.0<\/span>.1<\/span>:6379<\/span>><\/span> info memory
# Memory
used_memory:137040696<\/span>
used_memory_human:130.69<\/span>M
used_memory_rss:11705876480<\/span>
used_memory_rss_human:10.90<\/span>G
used_memory_peak:12091169848<\/span>
used_memory_peak_human:11.26<\/span>G
used_memory_peak_perc:1.13<\/span>%<\/span>
used_memory_overhead:3473184<\/span>
used_memory_startup:786648<\/span>
used_memory_dataset:133567512<\/span>
used_memory_dataset_perc:98.03<\/span>%<\/span>
total_system_memory:16862617600<\/span>
total_system_memory_human:15.70<\/span>G
used_memory_lua:37888<\/span>
used_memory_lua_human:37.00<\/span>K
maxmemory:12000000000<\/span>
maxmemory_human:11.18<\/span>G
maxmemory_policy:noeviction
mem_fragmentation_ratio:85.42<\/span>
mem_allocator:jemalloc–<\/span>4.0<\/span>.3<\/span>
active_defrag_running:0<\/span>
lazyfree_pending_objects:0<\/span><\/p>\n<\/p>\n

<\/p>\n

\u53ef\u4ee5\u53d1\u73b0\u5b9e\u9645\u4f7f\u7528\u5185\u5b58\u4e3a130.69M\uff0c\u800cRedis\u7533\u8bf7\u7684\u5185\u5b58\u4e3a10.90G\uff0c\u788e\u7247\u7387<\/span><\/span>mem_fragmentation_ratio<\/span><\/span>\u4e3a85.42\uff0c\u76f8\u5f53\u9ad8\u4e86\u3002<\/span><\/p>\n

4\u3001\u6e05\u7406\u5185\u5b58\u788e\u7247<\/h2>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u81ea\u52a8\u6e05\u7406\u788e\u7247\u7684\u53c2\u6570\u662f\u5173\u95ed\u7684\uff0c\u53ef\u4ee5\u6309\u5982\u4e0b\u547d\u4ee4\u67e5\u770b\u3002<\/span><\/span><\/p>\n

127.0<\/span>.0<\/span>.1<\/span>:6379<\/span>><\/span> config get activedefrag
1<\/span>)<\/span> “activedefrag”<\/span>
2<\/span>)<\/span> “no”<\/span><\/p>\n

\u542f\u52a8\u81ea\u52a8\u6e05\u7406\u5185\u5b58\u788e\u7247\u3002<\/span><\/span><\/p>\n

127.0<\/span>.0<\/span>.1<\/span>:6379<\/span>><\/span> config set<\/span>  activedefrag yes
OK<\/p>\n

\u5f00\u542f\u540e\u518d\u67e5\u770b\u5185\u5b58\u4fe1\u606f\u3002<\/span><\/span><\/p>\n

127.0<\/span>.0<\/span>.1<\/span>:6379<\/span>><\/span> info memory
# Memory
used_memory:138029408<\/span>
used_memory_human:131.64<\/span>M
used_memory_rss:5052907520<\/span>
used_memory_rss_human:4.71<\/span>G
used_memory_peak:12091169848<\/span>
used_memory_peak_human:11.26<\/span>G
used_memory_peak_perc:1.14<\/span>%<\/span>
used_memory_overhead:3752728<\/span>
used_memory_startup:786648<\/span>
used_memory_dataset:134276680<\/span>
used_memory_dataset_perc:97.84<\/span>%<\/span>
total_system_memory:16862617600<\/span>
total_system_memory_human:15.70<\/span>G
used_memory_lua:37888<\/span>
used_memory_lua_human:37.00<\/span>K
maxmemory:12000000000<\/span>
maxmemory_human:11.18<\/span>G
maxmemory_policy:noeviction
mem_fragmentation_ratio:36.61<\/span>
mem_allocator:jemalloc–<\/span>4.0<\/span>.3<\/span>
active_defrag_running:0<\/span>
lazyfree_pending_objects:0<\/span><\/p>\n<\/p>\n

<\/p>\n

\u6b64\u65f6redis\u5360\u7528\u7684\u5185\u5b58<\/span><\/span>used_memory_rss\u5df2\u964d\u4f4e\u81f34.71G\u4e86\uff0c\u5185\u5b58\u788e\u7247\u4e3a36.61\u3002<\/span><\/span><\/p>\n

5\u3001\u67e5\u770b\u5185\u5b58\u5206\u914d\u60c5\u51b5<\/h2>\n

\u6b64\u65f6\u4e5f\u53ef\u4ee5\u67e5\u770b\u5185\u5b58\u5206\u914d\u60c5\u51b5,\u5176\u4e2d\u91cd\u8981\u7684\u6307\u6807\u662f\u67e5\u770bbins\u91cc\u7684util,\u6b64\u65f6\u53ef\u4ee5\u53d1\u73b0\u5f53\u524d\u6700\u5927\u7684\u5df2\u8fbe\u52300.998\uff081\u9664\u5916\uff09\u3002<\/span><\/span><\/p>\n

127.0<\/span>.0<\/span>.1<\/span>:6379<\/span>><\/span> memory malloc–<\/span>stats
___ Begin<\/span> jemalloc statistics ___
Version: 4.0<\/span>.3<\/span>–<\/span>0<\/span>–<\/span>ge9192eacf8935e29fc62fddc2701f7942b1cc02c
Assertions disabled
Run–<\/span>time<\/span> option settings:
 opt.abort<\/span>: false<\/span>
 opt.lg_chunk<\/span>: 21<\/span>
 opt.dss<\/span>: “secondary”<\/span>
 opt.narenas<\/span>: 8<\/span>
 opt.lg_dirty_mult<\/span>: 3<\/span> (<\/span>arenas.lg_dirty_mult<\/span>: 3<\/span>)<\/span>
 opt.stats_print<\/span>: false<\/span>
 opt.junk<\/span>: “false”<\/span>
 opt.quarantine<\/span>: 0<\/span>
 opt.redzone<\/span>: false<\/span>
 opt.zero<\/span>: false<\/span>
 opt.tcache<\/span>: true<\/span>
 opt.lg_tcache_max<\/span>: 15<\/span>
CPUs: 2<\/span>
Arenas: 8<\/span>
Pointer size: 8<\/span>
Quantum size: 8<\/span>
Page size: 4096<\/span>
Min active:dirty page ratio per arena: 8<\/span>:1<\/span>
Maximum thread–<\/span>cached size class: 32768<\/span>
Chunk size: 2097152<\/span> (<\/span>2<\/span>^<\/span>21<\/span>)<\/span>
Allocated: 138983464<\/span>, active: 149237760<\/span>, metadata: 133846144<\/span>, resident: 299532288<\/span>, mapped: 5274861568<\/span>
Current active ceiling: 153092096<\/span>
arenas[<\/span>0<\/span>]<\/span>:
assigned threads: 1<\/span>
dss allocation precedence: secondary
min active:dirty page ratio: 8<\/span>:1<\/span>
dirty pages: 36435<\/span>:4043<\/span> active:dirty, 348100<\/span> sweeps, 737670<\/span> madvises, 4686933<\/span> purged
                           allocated      nmalloc      ndalloc    nrequests
small:                       51173416<\/span>     27946257<\/span>     27800354<\/span>    215995984<\/span>
large:                       20701184<\/span>      6397067<\/span>      6396713<\/span>      7682104<\/span>
huge:                        67108864<\/span>          754<\/span>          753<\/span>          754<\/span>
total:                      138983464<\/span>     34344078<\/span>     34197820<\/span>    223678842<\/span>
active:                     149237760<\/span>
mapped:                    5270667264<\/span>
metadata: mapped: 130830336<\/span>, allocated: 115776<\/span>
bins:           size ind    allocated      nmalloc      ndalloc    nrequests      curregs      curruns regs pgs  util       nfills     nflushes      newruns       reruns
                  8<\/span>   0<\/span>         2952<\/span>         4753<\/span>         4384<\/span>     18226389<\/span>          369<\/span>            1<\/span>  512<\/span>   1<\/span> 0.720<\/span>         2600<\/span>         2566<\/span>            1<\/span>            0<\/span>
                 16<\/span>   1<\/span>       699600<\/span>      5702102<\/span>      5658377<\/span>     34777916<\/span>        43725<\/span>          392<\/span>  256<\/span>   1<\/span> 0.435<\/span>        61712<\/span>        64807<\/span>        22136<\/span>          251<\/span>
                 24<\/span>   2<\/span>       824592<\/span>      9648532<\/span>      9614174<\/span>     75492339<\/span>        34358<\/span>          441<\/span>  512<\/span>   3<\/span> 0.152<\/span>       102398<\/span>       100732<\/span>        16561<\/span>      1083971<\/span>
                 32<\/span>   3<\/span>          800<\/span>         1828<\/span>         1803<\/span>     11077167<\/span>           25<\/span>            1<\/span>  128<\/span>   1<\/span> 0.195<\/span>         1031<\/span>          883<\/span>            1<\/span>            0<\/span>
                 40<\/span>   4<\/span>          400<\/span>          893<\/span>          883<\/span>      1285046<\/span>           10<\/span>            1<\/span>  512<\/span>   5<\/span> 0.019<\/span>          787<\/span>          791<\/span>            1<\/span>            0<\/span>
                 48<\/span>   5<\/span>         1824<\/span>        10123<\/span>        10085<\/span>     23813168<\/span>           38<\/span>            1<\/span>  256<\/span>   3<\/span> 0.148<\/span>         6390<\/span>         7039<\/span>           18<\/span>            9<\/span>
                 56<\/span>   6<\/span>        11200<\/span>       665763<\/span>       665563<\/span>      3654283<\/span>          200<\/span>           60<\/span>  512<\/span>   7<\/span> 0.006<\/span>        11325<\/span>        18434<\/span>         1302<\/span>          135<\/span>
                 64<\/span>   7<\/span>        44480<\/span>      2221901<\/span>      2221206<\/span>      8140167<\/span>          695<\/span>           62<\/span>   64<\/span>   1<\/span> 0.175<\/span>        38634<\/span>        43809<\/span>        34702<\/span>         1105<\/span>
                 80<\/span>   8<\/span>      2243120<\/span>      3241050<\/span>      3213011<\/span>     12640545<\/span>        28039<\/span>          154<\/span>  256<\/span>   5<\/span> 0.711<\/span>        36308<\/span>        40673<\/span>        12556<\/span>          268<\/span>
                 96<\/span>   9<\/span>      1248384<\/span>      1173523<\/span>      1160519<\/span>      5632612<\/span>        13004<\/span>          116<\/span>  128<\/span>   3<\/span> 0.875<\/span>        17234<\/span>        22442<\/span>         9049<\/span>          828<\/span>
                112<\/span>  10<\/span>       257152<\/span>       497094<\/span>       494798<\/span>       378079<\/span>         2296<\/span>            9<\/span>  256<\/span>   7<\/span> 0.996<\/span>        10382<\/span>        20700<\/span>         1942<\/span>          529<\/span>
                128<\/span>  11<\/span>       173056<\/span>       241148<\/span>       239796<\/span>      1500956<\/span>         1352<\/span>           43<\/span>   32<\/span>   1<\/span> 0.982<\/span>        11994<\/span>        19268<\/span>         7491<\/span>         1149<\/span>
                160<\/span>  12<\/span>       510880<\/span>       676589<\/span>       673396<\/span>      1867045<\/span>         3193<\/span>           25<\/span>  128<\/span>   5<\/span> 0.997<\/span>        12036<\/span>        20344<\/span>         5279<\/span>          974<\/span>
                192<\/span>  13<\/span>        86784<\/span>       163154<\/span>       162702<\/span>       104853<\/span>          452<\/span>            8<\/span>   64<\/span>   3<\/span> 0.882<\/span>         8095<\/span>        19909<\/span>         2538<\/span>          885<\/span>
                224<\/span>  14<\/span>      1050784<\/span>       937414<\/span>       932723<\/span>       882636<\/span>         4691<\/span>           37<\/span>  128<\/span>   7<\/span> 0.990<\/span>        14534<\/span>        21327<\/span>         7237<\/span>          653<\/span>
                256<\/span>  15<\/span>       177920<\/span>       122377<\/span>       121682<\/span>       108334<\/span>          695<\/span>           44<\/span>   16<\/span>   1<\/span> 0.987<\/span>        11216<\/span>        18094<\/span>         7648<\/span>         1025<\/span>
                320<\/span>  16<\/span>       158720<\/span>       160687<\/span>       160191<\/span>      1395080<\/span>          496<\/span>           10<\/span>   64<\/span>   5<\/span> 0.775<\/span>         8282<\/span>        19932<\/span>         2458<\/span>          806<\/span>
                384<\/span>  17<\/span>       108288<\/span>        87166<\/span>        86884<\/span>        56781<\/span>          282<\/span>           10<\/span>   32<\/span>   3<\/span> 0.881<\/span>         7364<\/span>        18594<\/span>         2691<\/span>          830<\/span>
                448<\/span>  18<\/span>       520576<\/span>       311865<\/span>       310703<\/span>       235276<\/span>         1162<\/span>           19<\/span>   64<\/span>   7<\/span> 0.955<\/span>         9885<\/span>        20257<\/span>         4849<\/span>         1277<\/span>
                512<\/span>  19<\/span>       366080<\/span>       139077<\/span>       138362<\/span>       136708<\/span>          715<\/span>           91<\/span>    8<\/span>   1<\/span> 0.982<\/span>        16677<\/span>        21203<\/span>        17307<\/span>          758<\/span>
                640<\/span>  20<\/span>       296320<\/span>       136674<\/span>       136211<\/span>      1387569<\/span>          463<\/span>           15<\/span>   32<\/span>   5<\/span> 0.964<\/span>         8781<\/span>        19327<\/span>         4294<\/span>         1194<\/span>
                768<\/span>  21<\/span>       754176<\/span>       164055<\/span>       163073<\/span>       154637<\/span>          982<\/span>           62<\/span>   16<\/span>   3<\/span> 0.989<\/span>        13751<\/span>        19514<\/span>        10232<\/span>          853<\/span>
                896<\/span>  22<\/span>       507136<\/span>       142840<\/span>       142274<\/span>       104081<\/span>          566<\/span>           19<\/span>   32<\/span>   7<\/span> 0.930<\/span>         8831<\/span>        19297<\/span>         4488<\/span>         1232<\/span>
               1024<\/span>  23<\/span>       460800<\/span>        81240<\/span>        80790<\/span>        71715<\/span>          450<\/span>          113<\/span>    4<\/span>   1<\/span> 0.995<\/span>        11411<\/span>        17538<\/span>        20204<\/span>         1932<\/span>
               1280<\/span>  24<\/span>       967680<\/span>       142375<\/span>       141619<\/span>      3997592<\/span>          756<\/span>           48<\/span>   16<\/span>   5<\/span> 0.984<\/span>        12880<\/span>        19162<\/span>         8852<\/span>          974<\/span>
               1536<\/span>  25<\/span>       806400<\/span>        83240<\/span>        82715<\/span>      1363965<\/span>          525<\/span>           66<\/span>    8<\/span>   3<\/span> 0.994<\/span>        11744<\/span>        17875<\/span>        10296<\/span>         1083<\/span>
               1792<\/span>  26<\/span>       507136<\/span>        70931<\/span>        70648<\/span>        50310<\/span>          283<\/span>           18<\/span>   16<\/span>   7<\/span> 0.982<\/span>         8140<\/span>        17915<\/span>         4403<\/span>         1138<\/span>
               2048<\/span>  27<\/span>       540672<\/span>        52915<\/span>        52651<\/span>        40011<\/span>          264<\/span>          132<\/span>    2<\/span>   1<\/span> 1<\/span>             8604<\/span>        16582<\/span>        26425<\/span>         1888<\/span>
               2560<\/span>  28<\/span>      1487360<\/span>       115947<\/span>       115366<\/span>      2688774<\/span>          581<\/span>           73<\/span>    8<\/span>   5<\/span> 0.994<\/span>        15012<\/span>        19969<\/span>        14410<\/span>          962<\/span>
               3072<\/span>  29<\/span>      1022976<\/span>        70646<\/span>        70313<\/span>        58822<\/span>          333<\/span>           84<\/span>    4<\/span>   3<\/span> 0.991<\/span>        10445<\/span>        17189<\/span>        17546<\/span>         2050<\/span>
               3584<\/span>  30<\/span>      1634304<\/span>        76807<\/span>        76351<\/span>        66030<\/span>          456<\/span>           57<\/span>    8<\/span>   7<\/span> 1<\/span>            11190<\/span>        17542<\/span>         9538<\/span>         1175<\/span>
               4096<\/span>  31<\/span>       487424<\/span>        56959<\/span>        56840<\/span>        43668<\/span>          119<\/span>          119<\/span>    1<\/span>   1<\/span> 1<\/span>             9176<\/span>        16863<\/span>        56959<\/span>            0<\/span>
               5120<\/span>  32<\/span>      6154240<\/span>       145461<\/span>       144259<\/span>      2675097<\/span>         1202<\/span>          301<\/span>    4<\/span>   5<\/span> 0.998<\/span>        17704<\/span>        22138<\/span>        36076<\/span>         1483<\/span>
               6144<\/span>  33<\/span>      1198080<\/span>        45380<\/span>        45185<\/span>        83315<\/span>          195<\/span>           98<\/span>    2<\/span>   3<\/span> 0.994<\/span>         8050<\/span>        16148<\/span>        22721<\/span>         1759<\/span>
               7168<\/span>  34<\/span>       824320<\/span>        32518<\/span>        32403<\/span>      1310845<\/span>          115<\/span>           29<\/span>    4<\/span>   7<\/span> 0.991<\/span>         6598<\/span>        14416<\/span>         8063<\/span>         1715<\/span>
               8192<\/span>  35<\/span>     18800640<\/span>       355210<\/span>       352915<\/span>       362972<\/span>         2295<\/span>         2295<\/span>    1<\/span>   2<\/span> 1<\/span>            39103<\/span>        42128<\/span>       355210<\/span>            0<\/span>
              10240<\/span>  36<\/span>      2232320<\/span>        76168<\/span>        75950<\/span>        66295<\/span>          218<\/span>          109<\/span>    2<\/span>   5<\/span> 1<\/span>            11960<\/span>        17361<\/span>        37917<\/span>         1769<\/span>
              12288<\/span>  37<\/span>      2039808<\/span>        52860<\/span>        52694<\/span>        40296<\/span>          166<\/span>          166<\/span>    1<\/span>   3<\/span> 1<\/span>             8941<\/span>        16632<\/span>        52860<\/span>            0<\/span>
              14336<\/span>  38<\/span>      1964032<\/span>        36992<\/span>        36855<\/span>        24610<\/span>          137<\/span>           69<\/span>    2<\/span>   7<\/span> 0.992<\/span>         6879<\/span>        15285<\/span>        18422<\/span>         1777<\/span>
large:          size ind    allocated      nmalloc      ndalloc    nrequests      curruns
              16384<\/span>  39<\/span>       688128<\/span>         7548<\/span>         7506<\/span>         7760<\/span>           42<\/span>
              20480<\/span>  40<\/span>       880640<\/span>         9391<\/span>         9348<\/span>      1293561<\/span>           43<\/span>
              24576<\/span>  41<\/span>       688128<\/span>         6279<\/span>         6251<\/span>         6367<\/span>           28<\/span>
              28672<\/span>  42<\/span>       602112<\/span>         4187<\/span>         4166<\/span>         4261<\/span>           21<\/span>
              32768<\/span>  43<\/span>      2818048<\/span>        17937<\/span>        17851<\/span>        18430<\/span>           86<\/span>
              40960<\/span>  44<\/span>      1433600<\/span>      6306450<\/span>      6306415<\/span>      6306450<\/span>           35<\/span>
              49152<\/span>  45<\/span>      1277952<\/span>         5117<\/span>         5091<\/span>         5117<\/span>           26<\/span>
              57344<\/span>  46<\/span>       860160<\/span>         5916<\/span>         5901<\/span>         5916<\/span>           15<\/span>
              65536<\/span>  47<\/span>       393216<\/span>         2953<\/span>         2947<\/span>         2953<\/span>            6<\/span>
              81920<\/span>  48<\/span>      1310720<\/span>         8244<\/span>         8228<\/span>         8244<\/span>           16<\/span>
              98304<\/span>  49<\/span>       294912<\/span>         5037<\/span>         5034<\/span>         5037<\/span>            3<\/span>
             114688<\/span>  50<\/span>       573440<\/span>         4224<\/span>         4219<\/span>         4224<\/span>            5<\/span>
             131072<\/span>  51<\/span>       393216<\/span>         2233<\/span>         2230<\/span>         2233<\/span>            3<\/span>
             163840<\/span>  52<\/span>      1638400<\/span>         2798<\/span>         2788<\/span>         2798<\/span>           10<\/span>
             196608<\/span>  53<\/span>      1179648<\/span>         1740<\/span>         1734<\/span>         1740<\/span>            6<\/span>
             229376<\/span>  54<\/span>       229376<\/span>         1162<\/span>         1161<\/span>         1162<\/span>            1<\/span>
             262144<\/span>  55<\/span>       524288<\/span>          872<\/span>          870<\/span>          872<\/span>            2<\/span>
             327680<\/span>  56<\/span>       327680<\/span>         1290<\/span>         1289<\/span>         1290<\/span>            1<\/span>
             393216<\/span>  57<\/span>            0<\/span>          782<\/span>          782<\/span>          782<\/span>            0<\/span>
             458752<\/span>  58<\/span>            0<\/span>          520<\/span>          520<\/span>          520<\/span>            0<\/span>
             524288<\/span>  59<\/span>       524288<\/span>          400<\/span>          399<\/span>          400<\/span>            1<\/span>
             655360<\/span>  60<\/span>       655360<\/span>          606<\/span>          605<\/span>          606<\/span>            1<\/span>
             786432<\/span>  61<\/span>            0<\/span>          371<\/span>          371<\/span>          371<\/span>            0<\/span>
             917504<\/span>  62<\/span>            0<\/span>          196<\/span>          196<\/span>          196<\/span>            0<\/span>
            1048576<\/span>  63<\/span>      2097152<\/span>          224<\/span>          222<\/span>          224<\/span>            2<\/span>
            1310720<\/span>  64<\/span>      1310720<\/span>          328<\/span>          327<\/span>          328<\/span>            1<\/span>
            1572864<\/span>  65<\/span>            0<\/span>          179<\/span>          179<\/span>          179<\/span>            0<\/span>
            1835008<\/span>  66<\/span>            0<\/span>           83<\/span>           83<\/span>           83<\/span>            0<\/span>
huge:           size ind    allocated      nmalloc      ndalloc    nrequests   curhchunks
            2097152<\/span>  67<\/span>            0<\/span>          110<\/span>          110<\/span>          110<\/span>            0<\/span>
            2621440<\/span>  68<\/span>            0<\/span>          263<\/span>          263<\/span>          263<\/span>            0<\/span>
            3145728<\/span>  69<\/span>            0<\/span>           86<\/span>           86<\/span>           86<\/span>            0<\/span>
            3670016<\/span>  70<\/span>            0<\/span>           91<\/span>           91<\/span>           91<\/span>            0<\/span>
            4194304<\/span>  71<\/span>            0<\/span>           45<\/span>           45<\/span>           45<\/span>            0<\/span>
            5242880<\/span>  72<\/span>            0<\/span>           55<\/span>           55<\/span>           55<\/span>            0<\/span>
            6291456<\/span>  73<\/span>            0<\/span>           26<\/span>           26<\/span>           26<\/span>            0<\/span>
            7340032<\/span>  74<\/span>            0<\/span>           15<\/span>           15<\/span>           15<\/span>            0<\/span>
            8388608<\/span>  75<\/span>            0<\/span>           13<\/span>           13<\/span>           13<\/span>            0<\/span>
           10485760<\/span>  76<\/span>            0<\/span>            8<\/span>            8<\/span>            8<\/span>            0<\/span>
           12582912<\/span>  77<\/span>            0<\/span>           13<\/span>           13<\/span>           13<\/span>            0<\/span>
           14680064<\/span>  78<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           16777216<\/span>  79<\/span>            0<\/span>            4<\/span>            4<\/span>            4<\/span>            0<\/span>
           20971520<\/span>  80<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           25165824<\/span>  81<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           29360128<\/span>  82<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           33554432<\/span>  83<\/span>            0<\/span>            4<\/span>            4<\/span>            4<\/span>            0<\/span>
           41943040<\/span>  84<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           50331648<\/span>  85<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           58720256<\/span>  86<\/span>            0<\/span>            2<\/span>            2<\/span>            2<\/span>            0<\/span>
           67108864<\/span>  87<\/span>     67108864<\/span>            7<\/span>            6<\/span>            7<\/span>            1<\/span>
                    —<\/span>
— End jemalloc statistics —<\/span><\/p>\n

6\u3001\u624b\u52a8\u6e05\u7406<\/h2>\n<\/p>\n

\u5176\u5b9e\u8fd8\u53ef\u4ee5\u624b\u52a8\u6e05\u7406\uff0c\u53ef\u4ee5\u91c7\u7528\u5982\u4e0b\u547d\u4ee4<\/span><\/span><\/p>\n

127.0<\/span>.0<\/span>.1<\/span>:6379<\/span>><\/span> memory purge
OK<\/p>\n

7\u3001\u76f8\u5173\u53c2\u6570\u914d\u7f6e\u8bf4\u660e<\/h2>\n<\/p>\n

\u5185\u5b58\u6e05\u7406\u76f8\u5173\u53c2\u6570\u5982\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528config get\u7684\u65b9\u5f0f\u67e5\u770b\u5bf9\u5e94\u7684\u503c\u3002<\/span><\/span><\/p>\n

# Enabled active defragmentation
# \u788e\u7247\u6574\u7406\u603b\u5f00\u5173
# activedefrag yes
# Minimum amount of fragmentation waste to start active defrag
# \u5185\u5b58\u788e\u7247\u8fbe\u5230\u591a\u5c11\u7684\u65f6\u5019\u5f00\u542f\u6574\u7406
active-defrag-ignore-bytes 100mb
# Minimum percentage of fragmentation to start active defrag
# \u788e\u7247\u7387\u8fbe\u5230\u767e\u5206\u4e4b\u591a\u5c11\u5f00\u542f\u6574\u7406
active-defrag-threshold-lower 10
# Maximum percentage of fragmentation at which we use maximum effort
# \u788e\u7247\u7387\u5c0f\u4f59\u591a\u5c11\u767e\u5206\u6bd4\u5f00\u542f\u6574\u7406
active-defrag-threshold-upper 100
# Minimal effort for defrag in CPU percentage
active-defrag-cycle-min 25
# Maximal effort for defrag in CPU percentage
active-defrag-cycle-max 75<\/p>\n

\u81f3\u6b64\uff0cRedis4.0.14\u7248\u672c\u7684\u5185\u5b58\u788e\u7247\u6e05\u7406\u5c31\u6d4b\u8bd5\u5b8c\u6210\u4e86\u3002<\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

\u8be6\u89e3\u5173\u4e8eRedis\u7684\u5185\u5b58\u788e\u7247\u6e05\u7406...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201656","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201656"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201656\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}