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.icon-container{height:100%;display:flex;justify-content:center;align-items:center;}#mermaid-svg-KllmgCxRUXdSvv6D .edge{fill:none;}#mermaid-svg-KllmgCxRUXdSvv6D .mindmap-node-label{dy:1em;alignment-baseline:middle;text-anchor:middle;dominant-baseline:middle;text-align:center;}#mermaid-svg-KllmgCxRUXdSvv6D :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"edgeLabel\"><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>Redis \u5927 Key \u5206\u7c7b<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>String<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u9608\u503c: 10KB~100KB<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u63a8\u8350\u8b66\u6212: 50KB<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>Hash<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u5143\u7d20\u6570 &gt; 1000<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u91cd\u70b9\u95ee\u9898: \u904d\u5386\u8017\u65f6<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>List<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u5143\u7d20\u6570 &gt; 5000<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u91cd\u70b9\u95ee\u9898: \u64cd\u4f5c\u590d\u6742\u5ea6<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>Set\/ZSet<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u5143\u7d20\u6570 &gt; 1000<\/p>\n<p><\/span><\/p>\n<p>        <span class=\"nodeLabel\"><\/p>\n<p>\u6838\u5fc3\u5371\u5bb3: \u7f51\u7edc\/\u5185\u5b58\u538b\u529b<\/p>\n<p><\/span><\/p>\n<h4>1.1 \u57fa\u672c\u53c2\u8003\u6807\u51c6<\/h4>\n<table>\n<tr>\u6570\u636e\u7c7b\u578b\u5224\u5b9a\u9608\u503c\u7279\u70b9<\/tr>\n<tbody>\n<tr>\n<td>String<\/td>\n<td>&gt; 10KB~100KB<\/td>\n<td>\u5b58\u50a8\u5185\u5bb9\u8fc7\u5927&#xff0c;\u4f20\u8f93\u538b\u529b\u660e\u663e<\/td>\n<\/tr>\n<tr>\n<td>Hash<\/td>\n<td>\u5143\u7d20\u6570 &gt; 1000<\/td>\n<td>\u64cd\u4f5c\u590d\u6742\u5ea6\u9ad8&#xff08;\u904d\u5386\u8017\u65f6&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>List<\/td>\n<td>\u5143\u7d20\u6570 &gt; 5000<\/td>\n<td>\u64cd\u4f5c\u591a\u5f15\u53d1\u6027\u80fd\u95ee\u9898<\/td>\n<\/tr>\n<tr>\n<td>Set\/ZSet<\/td>\n<td>\u5143\u7d20\u6570 &gt; 1000<\/td>\n<td>\u96c6\u5408\u8fed\u4ee3\u538b\u529b\u5927<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&#x1f4a1; \u63d0\u793a&#xff1a;\u5224\u65ad\u662f\u5426\u4e3a\u5927 Key&#xff0c;\u4e0d\u4ec5\u8981\u770b\u5360\u7528\u5185\u5b58&#xff0c;\u8fd8\u8981\u8bc4\u4f30\u64cd\u4f5c\u9891\u7387\u4e0e\u590d\u6742\u5ea6\u3002<\/p>\n<hr \/>\n<h3>\u4e8c\u3001Redis \u5927 Key \u7684\u6838\u5fc3\u5371\u5bb3<\/h3>\n<p>Redis \u662f\u5355\u7ebf\u7a0b\u6a21\u578b&#xff0c;\u4e00\u65e6\u5b58\u5728\u5927 Key&#xff0c;\u5b83\u5c06\u5728\u591a\u4e2a\u5c42\u9762\u5f15\u53d1\u6027\u80fd\u4e0e\u7a33\u5b9a\u6027\u95ee\u9898\u3002\u4ee5\u4e0b\u662f Redis \u5927 Key \u5371\u5bb3\u7684\u6982\u89c8\u6d41\u7a0b\u56fe&#xff1a;<\/p>\n<p>  #mermaid-svg-XUjLLoxK1dfchsaP{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes 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path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-XUjLLoxK1dfchsaP .rough-node .label text,#mermaid-svg-XUjLLoxK1dfchsaP .node .label text,#mermaid-svg-XUjLLoxK1dfchsaP .image-shape .label,#mermaid-svg-XUjLLoxK1dfchsaP .icon-shape .label{text-anchor:middle;}#mermaid-svg-XUjLLoxK1dfchsaP .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-XUjLLoxK1dfchsaP .rough-node .label,#mermaid-svg-XUjLLoxK1dfchsaP .node .label,#mermaid-svg-XUjLLoxK1dfchsaP .image-shape .label,#mermaid-svg-XUjLLoxK1dfchsaP .icon-shape .label{text-align:center;}#mermaid-svg-XUjLLoxK1dfchsaP .node.clickable{cursor:pointer;}#mermaid-svg-XUjLLoxK1dfchsaP .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-XUjLLoxK1dfchsaP .arrowheadPath{fill:#333333;}#mermaid-svg-XUjLLoxK1dfchsaP .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-XUjLLoxK1dfchsaP .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-XUjLLoxK1dfchsaP .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-XUjLLoxK1dfchsaP .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-XUjLLoxK1dfchsaP .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-XUjLLoxK1dfchsaP .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-XUjLLoxK1dfchsaP .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-XUjLLoxK1dfchsaP .cluster text{fill:#333;}#mermaid-svg-XUjLLoxK1dfchsaP .cluster span{color:#333;}#mermaid-svg-XUjLLoxK1dfchsaP div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-XUjLLoxK1dfchsaP .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-XUjLLoxK1dfchsaP rect.text{fill:none;stroke-width:0;}#mermaid-svg-XUjLLoxK1dfchsaP .icon-shape,#mermaid-svg-XUjLLoxK1dfchsaP .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-XUjLLoxK1dfchsaP .icon-shape p,#mermaid-svg-XUjLLoxK1dfchsaP .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-XUjLLoxK1dfchsaP .icon-shape rect,#mermaid-svg-XUjLLoxK1dfchsaP .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-XUjLLoxK1dfchsaP .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-XUjLLoxK1dfchsaP .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-XUjLLoxK1dfchsaP :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u8bbf\u95ee\u6216\u5220\u9664\u5927 Key<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u4e3b\u7ebf\u7a0b\u963b\u585e<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>RTT \u5ef6\u8fdf\u98d9\u5347<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5ba2\u6237\u7aef\u8d85\u65f6<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u7f51\u7edc\u62e5\u585e<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5185\u5b58\u788e\u7247\u589e\u52a0<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5b9e\u9645\u53ef\u7528\u5185\u5b58\u4e0b\u964d<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u4e3b\u4ece\u540c\u6b65\u5ef6\u8fdf<\/p>\n<p><\/span><\/p>\n<hr \/>\n<h4>2.1 \u963b\u585e Redis \u4e3b\u7ebf\u7a0b&#xff08;\u6700\u6838\u5fc3\u5371\u5bb3&#xff09;<\/h4>\n<p>Redis \u547d\u4ee4\u6267\u884c\u5747\u5728\u4e3b\u7ebf\u7a0b&#xff0c;\u4e0d\u8bba\u8bfb\u53d6\u8fd8\u662f\u5220\u9664\u5927 Key&#xff0c;\u90fd\u53ef\u80fd\u9020\u6210\u660e\u663e\u963b\u585e\u3002<\/p>\n<h5>\u5e38\u89c1\u573a\u666f\u793a\u610f<\/h5>\n<p>     Redis<\/p>\n<p>     Client<\/p>\n<p>      Redis<\/p>\n<p>      Client<\/p>\n<p>  #mermaid-svg-rIHld0G0lj4sZ9xI{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-rIHld0G0lj4sZ9xI 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.marker.cross{stroke:#333333;}#mermaid-svg-rIHld0G0lj4sZ9xI svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-rIHld0G0lj4sZ9xI p{margin:0;}#mermaid-svg-rIHld0G0lj4sZ9xI .actor{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-rIHld0G0lj4sZ9xI text.actor&gt;tspan{fill:black;stroke:none;}#mermaid-svg-rIHld0G0lj4sZ9xI .actor-line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-rIHld0G0lj4sZ9xI .innerArc{stroke-width:1.5;stroke-dasharray:none;}#mermaid-svg-rIHld0G0lj4sZ9xI .messageLine0{stroke-width:1.5;stroke-dasharray:none;stroke:#333;}#mermaid-svg-rIHld0G0lj4sZ9xI .messageLine1{stroke-width:1.5;stroke-dasharray:2,2;stroke:#333;}#mermaid-svg-rIHld0G0lj4sZ9xI #arrowhead path{fill:#333;stroke:#333;}#mermaid-svg-rIHld0G0lj4sZ9xI .sequenceNumber{fill:white;}#mermaid-svg-rIHld0G0lj4sZ9xI #sequencenumber{fill:#333;}#mermaid-svg-rIHld0G0lj4sZ9xI #crosshead path{fill:#333;stroke:#333;}#mermaid-svg-rIHld0G0lj4sZ9xI .messageText{fill:#333;stroke:none;}#mermaid-svg-rIHld0G0lj4sZ9xI .labelBox{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-rIHld0G0lj4sZ9xI .labelText,#mermaid-svg-rIHld0G0lj4sZ9xI .labelText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-rIHld0G0lj4sZ9xI .loopText,#mermaid-svg-rIHld0G0lj4sZ9xI .loopText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-rIHld0G0lj4sZ9xI .loopLine{stroke-width:2px;stroke-dasharray:2,2;stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);}#mermaid-svg-rIHld0G0lj4sZ9xI .note{stroke:#aaaa33;fill:#fff5ad;}#mermaid-svg-rIHld0G0lj4sZ9xI .noteText,#mermaid-svg-rIHld0G0lj4sZ9xI .noteText&gt;tspan{fill:black;stroke:none;}#mermaid-svg-rIHld0G0lj4sZ9xI .activation0{fill:#f4f4f4;stroke:#666;}#mermaid-svg-rIHld0G0lj4sZ9xI .activation1{fill:#f4f4f4;stroke:#666;}#mermaid-svg-rIHld0G0lj4sZ9xI .activation2{fill:#f4f4f4;stroke:#666;}#mermaid-svg-rIHld0G0lj4sZ9xI .actorPopupMenu{position:absolute;}#mermaid-svg-rIHld0G0lj4sZ9xI .actorPopupMenuPanel{position:absolute;fill:#ECECFF;box-shadow:0px 8px 16px 0px rgba(0,0,0,0.2);filter:drop-shadow(3px 5px 2px rgb(0 0 0 \/ 0.4));}#mermaid-svg-rIHld0G0lj4sZ9xI .actor-man line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;}#mermaid-svg-rIHld0G0lj4sZ9xI .actor-man circle,#mermaid-svg-rIHld0G0lj4sZ9xI line{stroke:hsl(259.6261682243, 59.7765363128%, 87.9019607843%);fill:#ECECFF;stroke-width:2px;}#mermaid-svg-rIHld0G0lj4sZ9xI :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>     Redis \u540c\u6b65\u904d\u5386\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u5185\u5b58\u91ca\u653e<\/p>\n<p>   DEL large_hash_key<\/p>\n<p>   \u54cd\u5e94\u8017\u65f6\u6570\u79d2&#xff08;\u963b\u585e\u671f\u95f4\u4e0d\u53ef\u5904\u7406\u5176\u4ed6\u547d\u4ee4&#xff09;<\/p>\n<h5>\u793a\u4f8b\u6e90\u7801<\/h5>\n<p><span class=\"token comment\"># \u274c \u540c\u6b65\u5220\u9664&#xff08;\u963b\u585e\u7ebf\u7a0b&#xff09;<\/span><br \/>\nDEL large_hash_key<\/p>\n<p><span class=\"token comment\"># \u2705 \u5f02\u6b65\u5220\u9664&#xff08;Redis 4.0&#043; \u63a8\u8350&#xff09;<\/span><br \/>\nUNLINK large_hash_key<\/p>\n<p>\u5efa\u8bae&#xff1a;\u5220\u9664\u96c6\u5408\u7c7b\u578b Key \u4f7f\u7528 UNLINK \u6216\u5206\u7247\u5220\u9664\u65b9\u5f0f&#xff0c;\u907f\u514d\u963b\u585e\u4e3b\u7ebf\u7a0b\u3002<\/p>\n<hr \/>\n<h4>2.2 \u5185\u5b58\u5206\u5e03\u4e0d\u5747&#xff08;\u96c6\u7fa4\u6a21\u5f0f\u4e0b&#xff09;<\/h4>\n<p>\u5728 Redis Cluster \u4e2d&#xff0c;\u5927 Key \u843d\u5355\u4f1a\u5bfc\u81f4\u67d0\u4e2a\u8282\u70b9\u5185\u5b58\u8017\u5c3d\u6216\u52a0\u8f7d\u4e0d\u5747&#xff0c;\u5f15\u53d1\u6570\u636e\u503e\u659c\u3002<\/p>\n<p>  #mermaid-svg-b4v1ua9f15ygetXY{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-b4v1ua9f15ygetXY .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-b4v1ua9f15ygetXY .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-b4v1ua9f15ygetXY .error-icon{fill:#552222;}#mermaid-svg-b4v1ua9f15ygetXY .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-b4v1ua9f15ygetXY .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-b4v1ua9f15ygetXY .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-b4v1ua9f15ygetXY .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-b4v1ua9f15ygetXY .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-b4v1ua9f15ygetXY .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-b4v1ua9f15ygetXY .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-b4v1ua9f15ygetXY .marker{fill:#333333;stroke:#333333;}#mermaid-svg-b4v1ua9f15ygetXY .marker.cross{stroke:#333333;}#mermaid-svg-b4v1ua9f15ygetXY svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-b4v1ua9f15ygetXY p{margin:0;}#mermaid-svg-b4v1ua9f15ygetXY .label{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;color:#333;}#mermaid-svg-b4v1ua9f15ygetXY .cluster-label text{fill:#333;}#mermaid-svg-b4v1ua9f15ygetXY .cluster-label span{color:#333;}#mermaid-svg-b4v1ua9f15ygetXY .cluster-label span p{background-color:transparent;}#mermaid-svg-b4v1ua9f15ygetXY .label text,#mermaid-svg-b4v1ua9f15ygetXY span{fill:#333;color:#333;}#mermaid-svg-b4v1ua9f15ygetXY .node rect,#mermaid-svg-b4v1ua9f15ygetXY .node circle,#mermaid-svg-b4v1ua9f15ygetXY .node ellipse,#mermaid-svg-b4v1ua9f15ygetXY .node polygon,#mermaid-svg-b4v1ua9f15ygetXY .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-b4v1ua9f15ygetXY .rough-node .label text,#mermaid-svg-b4v1ua9f15ygetXY .node .label text,#mermaid-svg-b4v1ua9f15ygetXY .image-shape .label,#mermaid-svg-b4v1ua9f15ygetXY .icon-shape .label{text-anchor:middle;}#mermaid-svg-b4v1ua9f15ygetXY .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-b4v1ua9f15ygetXY .rough-node .label,#mermaid-svg-b4v1ua9f15ygetXY .node .label,#mermaid-svg-b4v1ua9f15ygetXY .image-shape .label,#mermaid-svg-b4v1ua9f15ygetXY .icon-shape .label{text-align:center;}#mermaid-svg-b4v1ua9f15ygetXY .node.clickable{cursor:pointer;}#mermaid-svg-b4v1ua9f15ygetXY .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-b4v1ua9f15ygetXY .arrowheadPath{fill:#333333;}#mermaid-svg-b4v1ua9f15ygetXY .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-b4v1ua9f15ygetXY .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-b4v1ua9f15ygetXY .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-b4v1ua9f15ygetXY .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-b4v1ua9f15ygetXY .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-b4v1ua9f15ygetXY .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-b4v1ua9f15ygetXY .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-b4v1ua9f15ygetXY .cluster text{fill:#333;}#mermaid-svg-b4v1ua9f15ygetXY .cluster span{color:#333;}#mermaid-svg-b4v1ua9f15ygetXY div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-b4v1ua9f15ygetXY .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-b4v1ua9f15ygetXY rect.text{fill:none;stroke-width:0;}#mermaid-svg-b4v1ua9f15ygetXY .icon-shape,#mermaid-svg-b4v1ua9f15ygetXY .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-b4v1ua9f15ygetXY .icon-shape p,#mermaid-svg-b4v1ua9f15ygetXY .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-b4v1ua9f15ygetXY .icon-shape rect,#mermaid-svg-b4v1ua9f15ygetXY .image-shape rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-b4v1ua9f15ygetXY .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-b4v1ua9f15ygetXY .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-b4v1ua9f15ygetXY :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"edgeLabel\"><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Slot \u5206\u914d\u673a\u5236<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5927 Key \u5168\u90e8\u843d\u5728 slot 1024<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>Node-2 \u5185\u5b58\u66b4\u6da8<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u5bfc\u81f4 OOM \/ \u6570\u636e\u503e\u659c<\/p>\n<p><\/span><\/p>\n<p>         <span class=\"nodeLabel\"><\/p>\n<p>\u6027\u80fd\u70ed\u70b9\u8282\u70b9<\/p>\n<p><\/span><\/p>\n<p>\u5371\u5bb3&#xff1a;<\/p>\n<ul>\n<li>\u5355\u8282\u70b9\u89e6\u53d1\u6dd8\u6c70\u7b56\u7565\u63d0\u524d\u4e22\u6570\u636e<\/li>\n<li>\u96c6\u7fa4\u8d1f\u8f7d\u5931\u8861<\/li>\n<li>\u69fd\u8fc1\u79fb\u7f13\u6162&#xff0c;\u4e3b\u4ece\u590d\u5236\u5ef6\u8fdf\u9aa4\u589e<\/li>\n<\/ul>\n<hr \/>\n<h4>2.3 \u7f51\u7edc\u963b\u585e\u4e0e\u4f20\u8f93\u5ef6\u8fdf<\/h4>\n<p>\u539f\u7406&#xff1a;\u5927 Key \u8bfb\u53d6\u64cd\u4f5c\u4f1a\u5360\u7528\u5e26\u5bbd&#xff0c;\u963b\u585e\u5176\u4ed6\u8bf7\u6c42\u6570\u636e\u6d41\u3002<\/p>\n<p>\u6b63\u5e38 Key (1KB) \u2192 &lt;1ms<br \/>\n\u5927 Key (10MB) \u2192 &gt;100ms&#xff0c;\u77ac\u95f4\u5360\u6ee1\u7f51\u5361<\/p>\n<p>\u5728\u4e3b\u4ece\u590d\u5236\u53ca RDB \u5907\u4efd\u8fc7\u7a0b\u4e2d&#xff0c;\u8fd9\u79cd\u5e26\u5bbd\u5360\u7528\u4f1a\u66f4\u52a0\u663e\u8457\u3002<\/p>\n<hr \/>\n<h4>2.4 \u5185\u5b58\u788e\u7247\u52a0\u5267<\/h4>\n<p>Redis \u4f7f\u7528 jemalloc \u7b49\u5185\u5b58\u5206\u914d\u7b97\u6cd5&#xff0c;\u9891\u7e41\u91ca\u653e\u5927 Key \u5bb9\u6613\u4ea7\u751f\u4e0d\u53ef\u590d\u7528\u7684\u788e\u7247\u3002<\/p>\n<p>\u7269\u7406\u5185\u5b58&#xff1a;8GB<br \/>\n\u5b9e\u9645\u6570\u636e&#xff1a;5GB<br \/>\n\u788e\u7247\u6d6a\u8d39&#xff1a;2GB<\/p>\n<p>\u788e\u7247\u7387\u9ad8\u65f6 Redis \u5185\u5b58\u81a8\u80c0\u6548\u5e94\u660e\u663e&#xff0c;\u5bfc\u81f4 Redis \u5360\u7528\u7cfb\u7edf\u8d44\u6e90\u8fc7\u591a\u3002<\/p>\n<hr \/>\n<h4>2.5 \u5907\u4efd\u4e0e\u6062\u590d\u8017\u65f6\u8fc7\u957f<\/h4>\n<p>\u5927 Key \u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316\u90fd\u4f1a\u62d6\u6162 RDB\/AOF \u6587\u4ef6\u751f\u6210\u4e0e\u52a0\u8f7d\u901f\u5ea6&#xff0c;\u4ece\u800c\u5ef6\u957f\u5bb9\u707e\u6062\u590d\u7a97\u53e3\u3002<\/p>\n<p>\u6b63\u5e38 Key (1KB) \u5e8f\u5217\u5316\u8017\u65f6 &lt; 1ms<br \/>\n\u5927 Key (10MB) \u5e8f\u5217\u5316\u8017\u65f6 &gt; 100ms&#043;<\/p>\n<hr \/>\n<h3>\u4e09\u3001Redis \u5927 Key \u68c0\u6d4b\u4e0e\u5904\u7f6e\u5b9e\u8df5<\/h3>\n<h4>3.1 \u76d1\u63a7\u4e0e\u68c0\u6d4b<\/h4>\n<h5>\u4f7f\u7528 redis-cli \u5185\u7f6e\u5de5\u5177<\/h5>\n<p>redis-cli &#8211;bigkeys<\/p>\n<p>\u8f93\u51fa\u6848\u4f8b&#xff1a;<\/p>\n<p>Biggest string found &#039;large_string&#039; has 102400 bytes<br \/>\nBiggest hash found &#039;large_hash&#039; has 2000 fields<br \/>\nBiggest list found &#039;large_list&#039; has 50000 items<\/p>\n<h5>\u4f7f\u7528\u5185\u7f6e\u547d\u4ee4\u7ec6\u67e5<\/h5>\n<p>MEMORY USAGE my_key       <span class=\"token comment\"># \u67e5\u770b\u5177\u4f53\u5185\u5b58\u5360\u7528<\/span><br \/>\nHLEN large_hash_key        <span class=\"token comment\"># Hash \u5143\u7d20\u6570<\/span><br \/>\nLLEN large_list_key        <span class=\"token comment\"># List \u5143\u7d20\u6570<\/span><br \/>\nSCARD large_set_key        <span class=\"token comment\"># Set \u5143\u7d20\u6570<\/span><\/p>\n<hr \/>\n<h4>3.2 \u6cbb\u7406\u65b9\u6848<\/h4>\n<h5>\u65b9\u6848\u4e00&#xff1a;Key \u62c6\u5206&#xff08;Sharding&#xff09;<\/h5>\n<p><span class=\"token comment\"># \u5206\u7247\u793a\u4f8b<\/span><br \/>\nlarge_hash:shard:1  <span class=\"token comment\"># \u5b58\u50a8\u524d 500 \u4e2a\u5b57\u6bb5<\/span><br \/>\nlarge_hash:shard:2  <span class=\"token comment\"># \u5b58\u50a8\u5b57\u6bb5 501~1000<\/span><br \/>\n<span class=\"token punctuation\">..<\/span>.<\/p>\n<p>\u4f18\u70b9&#xff1a;\u964d\u4f4e\u5355 Key \u64cd\u4f5c\u590d\u6742\u5ea6&#xff0c;\u63d0\u9ad8\u67e5\u8be2\u4e0e\u5220\u9664\u5e76\u884c\u6027\u3002 \u7f3a\u70b9&#xff1a;\u9700\u8981\u4e1a\u52a1\u4fa7\u4fee\u6539\u903b\u8f91&#xff0c;\u589e\u52a0\u7ef4\u62a4\u6210\u672c\u3002<\/p>\n<hr \/>\n<h5>\u65b9\u6848\u4e8c&#xff1a;\u5f02\u6b65\u5220\u9664<\/h5>\n<p>UNLINK large_key<\/p>\n<p>\u6216\u5206\u6279\u5904\u7406&#xff1a;<\/p>\n<p>HSCAN large_hash <span class=\"token number\">0<\/span> COUNT <span class=\"token number\">100<\/span><br \/>\nHDEL large_hash field1 field2 <span class=\"token punctuation\">..<\/span>.<\/p>\n<h5>\u65b9\u6848\u4e09&#xff1a;\u8fc7\u671f\u81ea\u52a8\u6e05\u7406<\/h5>\n<p>EXPIRE large_key <span class=\"token number\">3600<\/span>  <span class=\"token comment\"># 1\u5c0f\u65f6\u540e\u81ea\u52a8\u5220\u9664<\/span><\/p>\n<hr \/>\n<h4>3.3 \u9884\u9632\u4e0e\u8bbe\u8ba1\u4f18\u5316<\/h4>\n<p>  #mermaid-svg-zqZsRcVSFvM53NyJ{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-zqZsRcVSFvM53NyJ .error-icon{fill:#552222;}#mermaid-svg-zqZsRcVSFvM53NyJ .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-zqZsRcVSFvM53NyJ .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-zqZsRcVSFvM53NyJ .marker{fill:#333333;stroke:#333333;}#mermaid-svg-zqZsRcVSFvM53NyJ .marker.cross{stroke:#333333;}#mermaid-svg-zqZsRcVSFvM53NyJ svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-zqZsRcVSFvM53NyJ p{margin:0;}#mermaid-svg-zqZsRcVSFvM53NyJ .label{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;color:#333;}#mermaid-svg-zqZsRcVSFvM53NyJ .cluster-label text{fill:#333;}#mermaid-svg-zqZsRcVSFvM53NyJ .cluster-label span{color:#333;}#mermaid-svg-zqZsRcVSFvM53NyJ .cluster-label span p{background-color:transparent;}#mermaid-svg-zqZsRcVSFvM53NyJ .label text,#mermaid-svg-zqZsRcVSFvM53NyJ span{fill:#333;color:#333;}#mermaid-svg-zqZsRcVSFvM53NyJ .node rect,#mermaid-svg-zqZsRcVSFvM53NyJ .node circle,#mermaid-svg-zqZsRcVSFvM53NyJ .node ellipse,#mermaid-svg-zqZsRcVSFvM53NyJ .node 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