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index.html
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| 19 |
</html>
|
|
|
|
| 1 |
+
<!DOCTYPE html>
|
| 2 |
+
<html lang="en">
|
| 3 |
+
<head>
|
| 4 |
+
<meta charset="UTF-8">
|
| 5 |
+
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
| 6 |
+
<title>LLM Inference — Pipeline Simulator</title>
|
| 7 |
+
<style>
|
| 8 |
+
:root {
|
| 9 |
+
--bg: #0d1117;
|
| 10 |
+
--surface: #161b22;
|
| 11 |
+
--border: #30363d;
|
| 12 |
+
--text: #c9d1d9;
|
| 13 |
+
--dim: #8b949e;
|
| 14 |
+
--accent: #58a6ff;
|
| 15 |
+
--cpu: #f0883e;
|
| 16 |
+
--ram: #3fb950;
|
| 17 |
+
--gpu: #bc8cff;
|
| 18 |
+
--vram: #f778ba;
|
| 19 |
+
--prefill: #da3633;
|
| 20 |
+
--decode: #d29922;
|
| 21 |
+
--active: #58a6ff;
|
| 22 |
+
}
|
| 23 |
+
* { margin: 0; padding: 0; box-sizing: border-box; }
|
| 24 |
+
body {
|
| 25 |
+
background: var(--bg);
|
| 26 |
+
color: var(--text);
|
| 27 |
+
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', monospace;
|
| 28 |
+
display: flex; justify-content: center; align-items: center;
|
| 29 |
+
min-height: 100vh; padding: 2rem;
|
| 30 |
+
}
|
| 31 |
+
.sim {
|
| 32 |
+
max-width: 820px; width: 100%;
|
| 33 |
+
background: var(--surface);
|
| 34 |
+
border: 1px solid var(--border);
|
| 35 |
+
border-radius: 12px; padding: 2rem;
|
| 36 |
+
}
|
| 37 |
+
h1 { font-size: 1.25rem; font-weight: 600; margin-bottom: 0.25rem; color: var(--text); }
|
| 38 |
+
.subtitle { font-size: 0.8rem; color: var(--dim); margin-bottom: 1.5rem; }
|
| 39 |
+
|
| 40 |
+
/* Tabs */
|
| 41 |
+
.tabs {
|
| 42 |
+
display: flex; gap: 0; margin-bottom: 1.5rem;
|
| 43 |
+
border-bottom: 2px solid var(--border);
|
| 44 |
+
}
|
| 45 |
+
.tab-btn {
|
| 46 |
+
padding: 0.5rem 1.25rem; border: none; border-bottom: 2px solid transparent;
|
| 47 |
+
background: transparent; color: var(--dim); font-size: 0.85rem;
|
| 48 |
+
cursor: pointer; font-family: inherit; margin-bottom: -2px;
|
| 49 |
+
transition: all 0.2s;
|
| 50 |
+
}
|
| 51 |
+
.tab-btn:hover { color: var(--text); }
|
| 52 |
+
.tab-btn.active {
|
| 53 |
+
color: var(--accent); border-bottom-color: var(--accent);
|
| 54 |
+
background: transparent;
|
| 55 |
+
}
|
| 56 |
+
.tab-panel { display: none; }
|
| 57 |
+
.tab-panel.visible { display: block; }
|
| 58 |
+
|
| 59 |
+
/* ---- Concurrency Tab Styles ---- */
|
| 60 |
+
.conc-header {
|
| 61 |
+
display: flex; justify-content: space-between; align-items: flex-start;
|
| 62 |
+
margin-bottom: 1rem; gap: 1rem;
|
| 63 |
+
}
|
| 64 |
+
.conc-meters {
|
| 65 |
+
display: flex; gap: 1.5rem; flex-shrink: 0;
|
| 66 |
+
}
|
| 67 |
+
.conc-meter {
|
| 68 |
+
text-align: center;
|
| 69 |
+
}
|
| 70 |
+
.conc-meter-label {
|
| 71 |
+
font-size: 0.6rem; text-transform: uppercase;
|
| 72 |
+
letter-spacing: 0.05em; color: var(--dim); margin-bottom: 0.2rem;
|
| 73 |
+
}
|
| 74 |
+
.conc-meter-bar {
|
| 75 |
+
width: 60px; height: 8px; background: var(--bg);
|
| 76 |
+
border: 1px solid var(--border); border-radius: 4px;
|
| 77 |
+
overflow: hidden; margin-bottom: 0.15rem;
|
| 78 |
+
}
|
| 79 |
+
.conc-meter-fill {
|
| 80 |
+
height: 100%; border-radius: 3px; transition: width 0.4s ease;
|
| 81 |
+
}
|
| 82 |
+
.conc-meter-fill.gpu-util { background: var(--gpu); }
|
| 83 |
+
.conc-meter-fill.vram-usage { background: var(--vram); }
|
| 84 |
+
.conc-meter-val {
|
| 85 |
+
font-size: 0.7rem; font-weight: 600; font-family: monospace;
|
| 86 |
+
}
|
| 87 |
+
.conc-legend {
|
| 88 |
+
display: flex; gap: 1rem; flex-wrap: wrap; font-size: 0.65rem;
|
| 89 |
+
color: var(--dim);
|
| 90 |
+
}
|
| 91 |
+
.conc-legend span { display: flex; align-items: center; gap: 4px; }
|
| 92 |
+
.conc-legend-dot {
|
| 93 |
+
width: 10px; height: 10px; border-radius: 2px; flex-shrink: 0;
|
| 94 |
+
}
|
| 95 |
+
.conc-legend-dot.prefill-dot { background: var(--prefill); }
|
| 96 |
+
.conc-legend-dot.decode-dot { background: var(--decode); }
|
| 97 |
+
.conc-legend-dot.idle-dot { background: var(--border); }
|
| 98 |
+
.conc-legend-dot.wait-dot { background: var(--dim); }
|
| 99 |
+
|
| 100 |
+
/* Swimlane */
|
| 101 |
+
.swimlane {
|
| 102 |
+
background: var(--bg); border: 1px solid var(--border);
|
| 103 |
+
border-radius: 8px; overflow: hidden; margin-bottom: 1rem;
|
| 104 |
+
}
|
| 105 |
+
.swimlane-row {
|
| 106 |
+
display: flex; align-items: center;
|
| 107 |
+
border-bottom: 1px solid var(--border);
|
| 108 |
+
min-height: 36px;
|
| 109 |
+
}
|
| 110 |
+
.swimlane-row:last-child { border-bottom: none; }
|
| 111 |
+
.swimlane-label {
|
| 112 |
+
width: 100px; flex-shrink: 0; padding: 0.5rem 0.75rem;
|
| 113 |
+
font-size: 0.7rem; font-weight: 600;
|
| 114 |
+
border-right: 1px solid var(--border);
|
| 115 |
+
background: var(--surface);
|
| 116 |
+
}
|
| 117 |
+
.swimlane-label .user-icon { margin-right: 4px; }
|
| 118 |
+
.swimlane-track {
|
| 119 |
+
flex: 1; display: flex; position: relative;
|
| 120 |
+
height: 100%; min-height: 36px;
|
| 121 |
+
}
|
| 122 |
+
.swimlane-block {
|
| 123 |
+
position: absolute; top: 3px; bottom: 3px;
|
| 124 |
+
border-radius: 4px; display: flex; align-items: center;
|
| 125 |
+
justify-content: center; font-size: 0.6rem; font-weight: 600;
|
| 126 |
+
transition: all 0.3s ease; overflow: hidden;
|
| 127 |
+
white-space: nowrap; text-overflow: ellipsis;
|
| 128 |
+
}
|
| 129 |
+
.swimlane-block.prefill-block {
|
| 130 |
+
background: rgba(218,54,51,0.25);
|
| 131 |
+
border: 1px solid var(--prefill);
|
| 132 |
+
color: #f09090;
|
| 133 |
+
}
|
| 134 |
+
.swimlane-block.decode-block {
|
| 135 |
+
background: rgba(210,153,34,0.2);
|
| 136 |
+
border: 1px solid var(--decode);
|
| 137 |
+
color: #e0c060;
|
| 138 |
+
}
|
| 139 |
+
.swimlane-block.wait-block {
|
| 140 |
+
background: rgba(139,148,158,0.1);
|
| 141 |
+
border: 1px dashed var(--dim);
|
| 142 |
+
color: var(--dim);
|
| 143 |
+
}
|
| 144 |
+
.swimlane-block.input-block {
|
| 145 |
+
background: rgba(240,136,62,0.15);
|
| 146 |
+
border: 1px solid var(--cpu);
|
| 147 |
+
color: var(--cpu);
|
| 148 |
+
}
|
| 149 |
+
|
| 150 |
+
/* GPU queue */
|
| 151 |
+
.gpu-queue {
|
| 152 |
+
background: var(--bg); border: 1px solid var(--border);
|
| 153 |
+
border-radius: 8px; padding: 0.75rem 1rem; margin-bottom: 1rem;
|
| 154 |
+
display: flex; align-items: center; gap: 0.75rem;
|
| 155 |
+
}
|
| 156 |
+
.gpu-queue-label {
|
| 157 |
+
font-size: 0.65rem; text-transform: uppercase;
|
| 158 |
+
letter-spacing: 0.05em; color: var(--dim); white-space: nowrap;
|
| 159 |
+
}
|
| 160 |
+
.gpu-queue-slots {
|
| 161 |
+
display: flex; gap: 6px; flex-wrap: wrap;
|
| 162 |
+
}
|
| 163 |
+
.gpu-slot {
|
| 164 |
+
padding: 3px 10px; border-radius: 4px;
|
| 165 |
+
font-size: 0.65rem; border: 1px solid var(--border);
|
| 166 |
+
background: var(--surface);
|
| 167 |
+
}
|
| 168 |
+
.gpu-slot.busy-prefill {
|
| 169 |
+
border-color: var(--prefill); background: rgba(218,54,51,0.15);
|
| 170 |
+
color: var(--prefill);
|
| 171 |
+
}
|
| 172 |
+
.gpu-slot.busy-decode {
|
| 173 |
+
border-color: var(--decode); background: rgba(210,153,34,0.15);
|
| 174 |
+
color: var(--decode);
|
| 175 |
+
}
|
| 176 |
+
|
| 177 |
+
.conc-status {
|
| 178 |
+
font-size: 0.75rem; color: var(--dim); margin-bottom: 1rem;
|
| 179 |
+
text-align: center; min-height: 1.2em; line-height: 1.5;
|
| 180 |
+
}
|
| 181 |
+
.conc-status .highlight { color: var(--active); }
|
| 182 |
+
|
| 183 |
+
/* Pipeline */
|
| 184 |
+
.pipeline {
|
| 185 |
+
display: flex; align-items: center; justify-content: center;
|
| 186 |
+
gap: 0; margin-bottom: 1.5rem; flex-wrap: wrap;
|
| 187 |
+
}
|
| 188 |
+
.stage {
|
| 189 |
+
padding: 0.6rem 1rem; border-radius: 8px;
|
| 190 |
+
border: 2px solid var(--border); background: var(--bg);
|
| 191 |
+
font-size: 0.85rem; font-weight: 600;
|
| 192 |
+
text-align: center; min-width: 80px;
|
| 193 |
+
transition: all 0.3s ease;
|
| 194 |
+
position: relative; z-index: 2;
|
| 195 |
+
}
|
| 196 |
+
.stage.active {
|
| 197 |
+
border-color: var(--active);
|
| 198 |
+
background: #1a2332;
|
| 199 |
+
box-shadow: 0 0 16px rgba(88,166,255,0.25);
|
| 200 |
+
color: var(--active);
|
| 201 |
+
}
|
| 202 |
+
.arrow {
|
| 203 |
+
width: 32px; height: 2px; background: var(--border);
|
| 204 |
+
margin: 0 4px; flex-shrink: 0; position: relative; z-index: 1;
|
| 205 |
+
}
|
| 206 |
+
.arrow::after {
|
| 207 |
+
content: '▸'; position: absolute; right: -6px; top: -8px;
|
| 208 |
+
font-size: 0.7rem; color: var(--border);
|
| 209 |
+
}
|
| 210 |
+
|
| 211 |
+
/* Decode loop indicator */
|
| 212 |
+
.decode-loop {
|
| 213 |
+
display: flex; align-items: center; gap: 6px;
|
| 214 |
+
margin-top: 0.3rem; justify-content: center;
|
| 215 |
+
font-size: 0.7rem; color: var(--dim);
|
| 216 |
+
}
|
| 217 |
+
.loop-arrow {
|
| 218 |
+
width: 20px; height: 2px; background: var(--dim);
|
| 219 |
+
}
|
| 220 |
+
.loop-count {
|
| 221 |
+
padding: 2px 8px; border: 1px solid var(--border);
|
| 222 |
+
border-radius: 4px; font-size: 0.7rem;
|
| 223 |
+
}
|
| 224 |
+
.loop-count.active {
|
| 225 |
+
border-color: var(--decode); color: var(--decode);
|
| 226 |
+
background: rgba(210,153,34,0.1);
|
| 227 |
+
}
|
| 228 |
+
|
| 229 |
+
/* Resources */
|
| 230 |
+
.resources {
|
| 231 |
+
display: grid; grid-template-columns: repeat(4, 1fr);
|
| 232 |
+
gap: 1rem; margin-bottom: 1.5rem;
|
| 233 |
+
}
|
| 234 |
+
.res {
|
| 235 |
+
border: 2px solid var(--border); border-radius: 8px;
|
| 236 |
+
padding: 0.6rem 0.4rem; background: var(--bg); text-align: center;
|
| 237 |
+
transition: all 0.3s ease;
|
| 238 |
+
}
|
| 239 |
+
.res-label {
|
| 240 |
+
font-size: 0.7rem; text-transform: uppercase;
|
| 241 |
+
letter-spacing: 0.05em; margin-bottom: 0.15rem;
|
| 242 |
+
}
|
| 243 |
+
.res-status { font-size: 0.65rem; color: var(--dim); }
|
| 244 |
+
.res.cpu .res-label { color: var(--cpu); }
|
| 245 |
+
.res.ram .res-label { color: var(--ram); }
|
| 246 |
+
.res.gpu .res-label { color: var(--gpu); }
|
| 247 |
+
.res.vram .res-label { color: var(--vram); }
|
| 248 |
+
.res.active.cpu { border-color: var(--cpu); box-shadow: 0 0 10px rgba(240,136,62,0.25); }
|
| 249 |
+
.res.active.ram { border-color: var(--ram); box-shadow: 0 0 10px rgba(63,185,80,0.25); }
|
| 250 |
+
.res.active.gpu { border-color: var(--gpu); box-shadow: 0 0 10px rgba(188,140,255,0.25); }
|
| 251 |
+
.res.active.vram { border-color: var(--vram); box-shadow: 0 0 10px rgba(247,120,186,0.25); }
|
| 252 |
+
.res.active .res-status { color: inherit; }
|
| 253 |
+
|
| 254 |
+
/* Token display */
|
| 255 |
+
.token-area {
|
| 256 |
+
background: var(--bg); border: 1px solid var(--border);
|
| 257 |
+
border-radius: 8px; padding: 1rem; margin-bottom: 1.5rem;
|
| 258 |
+
min-height: 80px;
|
| 259 |
+
}
|
| 260 |
+
.token-label {
|
| 261 |
+
font-size: 0.65rem; text-transform: uppercase;
|
| 262 |
+
letter-spacing: 0.05em; color: var(--dim); margin-bottom: 0.5rem;
|
| 263 |
+
}
|
| 264 |
+
.token-row {
|
| 265 |
+
display: flex; gap: 6px; flex-wrap: wrap; align-items: center;
|
| 266 |
+
}
|
| 267 |
+
.token {
|
| 268 |
+
padding: 4px 10px; border-radius: 6px; font-size: 0.8rem;
|
| 269 |
+
border: 1px solid var(--border); background: var(--surface);
|
| 270 |
+
font-family: monospace; transition: all 0.3s ease;
|
| 271 |
+
}
|
| 272 |
+
.token.prefill { border-color: var(--prefill); background: rgba(218,54,51,0.1); }
|
| 273 |
+
.token.decode { border-color: var(--decode); background: rgba(210,153,34,0.1); }
|
| 274 |
+
.token.new { border-color: var(--active); background: rgba(88,166,255,0.1); animation: pulse 0.6s ease; }
|
| 275 |
+
.token.cached { border-color: var(--ram); opacity: 0.6; font-size: 0.7rem; }
|
| 276 |
+
@keyframes pulse {
|
| 277 |
+
0%,100% { transform: scale(1); }
|
| 278 |
+
50% { transform: scale(1.08); }
|
| 279 |
+
}
|
| 280 |
+
|
| 281 |
+
/* KV cache */
|
| 282 |
+
.kvcache {
|
| 283 |
+
background: var(--bg); border: 1px solid var(--border);
|
| 284 |
+
border-radius: 8px; padding: 0.75rem 1rem; margin-bottom: 1.5rem;
|
| 285 |
+
display: flex; align-items: center; gap: 0.75rem;
|
| 286 |
+
}
|
| 287 |
+
.kvcache-label {
|
| 288 |
+
font-size: 0.65rem; text-transform: uppercase;
|
| 289 |
+
letter-spacing: 0.05em; color: var(--dim); white-space: nowrap;
|
| 290 |
+
}
|
| 291 |
+
.kvcache-entries {
|
| 292 |
+
display: flex; gap: 4px; flex-wrap: wrap;
|
| 293 |
+
}
|
| 294 |
+
.kv-cell {
|
| 295 |
+
width: 14px; height: 14px; border-radius: 3px;
|
| 296 |
+
border: 1px solid var(--border); background: var(--surface);
|
| 297 |
+
transition: all 0.3s ease;
|
| 298 |
+
}
|
| 299 |
+
.kv-cell.filled { background: var(--vram); border-color: var(--vram); }
|
| 300 |
+
|
| 301 |
+
/* Status */
|
| 302 |
+
.status {
|
| 303 |
+
font-size: 0.8rem; color: var(--text); margin-bottom: 1rem;
|
| 304 |
+
text-align: center; min-height: 1.2em;
|
| 305 |
+
}
|
| 306 |
+
.status .highlight { color: var(--active); }
|
| 307 |
+
|
| 308 |
+
/* Controls */
|
| 309 |
+
.controls {
|
| 310 |
+
display: flex; gap: 0.75rem; justify-content: center;
|
| 311 |
+
}
|
| 312 |
+
button {
|
| 313 |
+
padding: 0.5rem 1.25rem; border-radius: 6px; border: 1px solid var(--border);
|
| 314 |
+
background: var(--bg); color: var(--text); font-size: 0.8rem;
|
| 315 |
+
cursor: pointer; font-family: inherit; transition: all 0.2s;
|
| 316 |
+
}
|
| 317 |
+
button:hover { border-color: var(--dim); background: #1c2128; }
|
| 318 |
+
button.primary {
|
| 319 |
+
border-color: var(--accent); color: var(--accent);
|
| 320 |
+
background: rgba(88,166,255,0.1);
|
| 321 |
+
}
|
| 322 |
+
button.primary:hover { background: rgba(88,166,255,0.2); }
|
| 323 |
+
button:disabled { opacity: 0.4; cursor: not-allowed; }
|
| 324 |
+
|
| 325 |
+
/* Step indicator dots */
|
| 326 |
+
.steps {
|
| 327 |
+
display: flex; gap: 6px; justify-content: center; margin-bottom: 1rem;
|
| 328 |
+
}
|
| 329 |
+
.step-dot {
|
| 330 |
+
width: 8px; height: 8px; border-radius: 50%;
|
| 331 |
+
background: var(--border); transition: background 0.3s;
|
| 332 |
+
}
|
| 333 |
+
.step-dot.done { background: var(--accent); }
|
| 334 |
+
.step-dot.current { background: var(--accent); box-shadow: 0 0 6px var(--accent); }
|
| 335 |
+
</style>
|
| 336 |
+
</head>
|
| 337 |
+
<body>
|
| 338 |
+
<div class="sim">
|
| 339 |
+
<h1>LLM Inference — Interactive Simulator</h1>
|
| 340 |
+
|
| 341 |
+
<!-- Tabs -->
|
| 342 |
+
<div class="tabs">
|
| 343 |
+
<button class="tab-btn active" onclick="switchTab('pipeline')">🔬 Pipeline View</button>
|
| 344 |
+
<button class="tab-btn" onclick="switchTab('concurrency')">👥 Multi-User Concurrency</button>
|
| 345 |
+
</div>
|
| 346 |
+
|
| 347 |
+
<!-- ===== TAB 1: Pipeline View ===== -->
|
| 348 |
+
<div class="tab-panel visible" id="tab-pipeline">
|
| 349 |
+
<p class="subtitle">Prompt: <strong>"The cat sat"</strong> — watch how it flows through the system</p>
|
| 350 |
+
|
| 351 |
+
<!-- Step dots -->
|
| 352 |
+
<div class="steps" id="stepDots">
|
| 353 |
+
<div class="step-dot"></div>
|
| 354 |
+
<div class="step-dot"></div>
|
| 355 |
+
<div class="step-dot"></div>
|
| 356 |
+
<div class="step-dot"></div>
|
| 357 |
+
<div class="step-dot"></div>
|
| 358 |
+
</div>
|
| 359 |
+
|
| 360 |
+
<!-- Pipeline stages -->
|
| 361 |
+
<div class="pipeline">
|
| 362 |
+
<div class="stage" id="s_input">📥 Input</div>
|
| 363 |
+
<div class="arrow"></div>
|
| 364 |
+
<div class="stage" id="s_tokenize">🔤 Tokenize</div>
|
| 365 |
+
<div class="arrow"></div>
|
| 366 |
+
<div class="stage" id="s_prefill">⚡ Prefill</div>
|
| 367 |
+
<div class="arrow"></div>
|
| 368 |
+
<div class="stage" id="s_decode">🔄 Decode</div>
|
| 369 |
+
<div class="arrow"></div>
|
| 370 |
+
<div class="stage" id="s_output">📤 Output</div>
|
| 371 |
+
</div>
|
| 372 |
+
<div class="decode-loop" id="loopInfo">
|
| 373 |
+
<span class="loop-arrow"></span>
|
| 374 |
+
<span>loop</span>
|
| 375 |
+
<span class="loop-count" id="loopCount">0 / 3</span>
|
| 376 |
+
</div>
|
| 377 |
+
|
| 378 |
+
<!-- Resources -->
|
| 379 |
+
<div class="resources">
|
| 380 |
+
<div class="res cpu" id="resCpu">
|
| 381 |
+
<div class="res-label">CPU</div>
|
| 382 |
+
<div class="res-status">idle</div>
|
| 383 |
+
</div>
|
| 384 |
+
<div class="res ram" id="resRam">
|
| 385 |
+
<div class="res-label">RAM</div>
|
| 386 |
+
<div class="res-status">idle</div>
|
| 387 |
+
</div>
|
| 388 |
+
<div class="res gpu" id="resGpu">
|
| 389 |
+
<div class="res-label">GPU Compute</div>
|
| 390 |
+
<div class="res-status">idle</div>
|
| 391 |
+
</div>
|
| 392 |
+
<div class="res vram" id="resVram">
|
| 393 |
+
<div class="res-label">VRAM / KV Cache</div>
|
| 394 |
+
<div class="res-status">idle</div>
|
| 395 |
+
</div>
|
| 396 |
+
</div>
|
| 397 |
+
|
| 398 |
+
<!-- Tokens -->
|
| 399 |
+
<div class="token-area">
|
| 400 |
+
<div class="token-label">Tokens</div>
|
| 401 |
+
<div class="token-row" id="tokenRow">
|
| 402 |
+
<span style="color:var(--dim); font-size:0.8rem;">Waiting for input...</span>
|
| 403 |
+
</div>
|
| 404 |
+
</div>
|
| 405 |
+
|
| 406 |
+
<!-- KV Cache -->
|
| 407 |
+
<div class="kvcache">
|
| 408 |
+
<span class="kvcache-label">KV Cache entries:</span>
|
| 409 |
+
<span class="kvcache-entries" id="kvEntries">
|
| 410 |
+
<span style="color:var(--dim); font-size:0.75rem;">empty</span>
|
| 411 |
+
</span>
|
| 412 |
+
</div>
|
| 413 |
+
|
| 414 |
+
<!-- Status -->
|
| 415 |
+
<div class="status" id="status">Click <span class="highlight">Auto</span> to run the full pipeline, or use <span class="highlight">Forward</span> / <span class="highlight">Back</span> to walk through one stage at a time.</div>
|
| 416 |
+
|
| 417 |
+
<!-- Controls -->
|
| 418 |
+
<div class="controls">
|
| 419 |
+
<button class="primary" id="btnAuto" onclick="toggleAuto()">Auto ▶</button>
|
| 420 |
+
<button id="btnBack" onclick="back()">◀ Back</button>
|
| 421 |
+
<button id="btnStep" onclick="step()">Forward ▶</button>
|
| 422 |
+
<button id="btnReset" onclick="reset()">↺ Reset</button>
|
| 423 |
+
</div>
|
| 424 |
+
</div><!-- end tab-pipeline -->
|
| 425 |
+
|
| 426 |
+
<!-- ===== TAB 2: Multi-User Concurrency ===== -->
|
| 427 |
+
<div class="tab-panel" id="tab-concurrency">
|
| 428 |
+
<p class="subtitle">4 concurrent users sharing one GPU — watch batching, queuing & KV cache pressure</p>
|
| 429 |
+
|
| 430 |
+
<!-- Meters -->
|
| 431 |
+
<div class="conc-header">
|
| 432 |
+
<div class="conc-meters">
|
| 433 |
+
<div class="conc-meter">
|
| 434 |
+
<div class="conc-meter-label">GPU Util</div>
|
| 435 |
+
<div class="conc-meter-bar"><div class="conc-meter-fill gpu-util" id="gpuUtilBar" style="width:0%"></div></div>
|
| 436 |
+
<div class="conc-meter-val" id="gpuUtilVal">0%</div>
|
| 437 |
+
</div>
|
| 438 |
+
<div class="conc-meter">
|
| 439 |
+
<div class="conc-meter-label">VRAM / KV Cache</div>
|
| 440 |
+
<div class="conc-meter-bar"><div class="conc-meter-fill vram-usage" id="vramBar" style="width:0%"></div></div>
|
| 441 |
+
<div class="conc-meter-val" id="vramVal">0 GB</div>
|
| 442 |
+
</div>
|
| 443 |
+
</div>
|
| 444 |
+
<div class="conc-legend">
|
| 445 |
+
<span><span class="conc-legend-dot prefill-dot"></span> Prefill (compute)</span>
|
| 446 |
+
<span><span class="conc-legend-dot decode-dot"></span> Decode (memory)</span>
|
| 447 |
+
<span><span class="conc-legend-dot input-dot" style="background:var(--cpu)"></span> Tokenize</span>
|
| 448 |
+
<span><span class="conc-legend-dot wait-dot"></span> Queued</span>
|
| 449 |
+
</div>
|
| 450 |
+
</div>
|
| 451 |
+
|
| 452 |
+
<!-- Swimlane -->
|
| 453 |
+
<div class="swimlane" id="swimlane">
|
| 454 |
+
</div>
|
| 455 |
+
|
| 456 |
+
<!-- GPU Queue -->
|
| 457 |
+
<div class="gpu-queue">
|
| 458 |
+
<span class="gpu-queue-label">GPU Scheduler:</span>
|
| 459 |
+
<span class="gpu-queue-slots" id="gpuSlots">
|
| 460 |
+
<span class="gpu-slot" style="color:var(--dim)">idle</span>
|
| 461 |
+
</span>
|
| 462 |
+
</div>
|
| 463 |
+
|
| 464 |
+
<!-- Status -->
|
| 465 |
+
<div class="conc-status" id="concStatus">
|
| 466 |
+
Click <span class="highlight">Start</span> to watch 4 users stream through the pipeline concurrently.
|
| 467 |
+
</div>
|
| 468 |
+
|
| 469 |
+
<!-- Controls -->
|
| 470 |
+
<div class="controls">
|
| 471 |
+
<button class="primary" id="concBtnAuto" onclick="concToggleAuto()">▶ Start</button>
|
| 472 |
+
<button id="concBtnBack" onclick="concBack()">◀ Back</button>
|
| 473 |
+
<button id="concBtnStep" onclick="concStep()">Forward ▶</button>
|
| 474 |
+
<button id="concBtnReset" onclick="concReset()">↺ Reset</button>
|
| 475 |
+
</div>
|
| 476 |
+
</div><!-- end tab-concurrency -->
|
| 477 |
+
|
| 478 |
+
</div>
|
| 479 |
+
|
| 480 |
+
<script>
|
| 481 |
+
// --- State ---
|
| 482 |
+
const TOKENS = [
|
| 483 |
+
{ id: 576, text: 'The' },
|
| 484 |
+
{ id: 3797, text: ' cat' },
|
| 485 |
+
{ id: 7236, text: ' sat' },
|
| 486 |
+
];
|
| 487 |
+
const OUTPUT = [
|
| 488 |
+
{ id: 389, text: ' on' },
|
| 489 |
+
{ id: 278, text: ' the' },
|
| 490 |
+
{ id: 3098, text: ' mat' },
|
| 491 |
+
];
|
| 492 |
+
|
| 493 |
+
const TOTAL_STEPS = 7; // 0:idle, 1:input, 2:tokenize, 3:prefill, 4-6:decode steps
|
| 494 |
+
let currentStep = 0;
|
| 495 |
+
let autoTimer = null;
|
| 496 |
+
let decodeIdx = 0;
|
| 497 |
+
|
| 498 |
+
// --- DOM refs ---
|
| 499 |
+
const els = {
|
| 500 |
+
s_input: document.getElementById('s_input'),
|
| 501 |
+
s_tokenize: document.getElementById('s_tokenize'),
|
| 502 |
+
s_prefill: document.getElementById('s_prefill'),
|
| 503 |
+
s_decode: document.getElementById('s_decode'),
|
| 504 |
+
s_output: document.getElementById('s_output'),
|
| 505 |
+
resCpu: document.getElementById('resCpu'),
|
| 506 |
+
resRam: document.getElementById('resRam'),
|
| 507 |
+
resGpu: document.getElementById('resGpu'),
|
| 508 |
+
resVram: document.getElementById('resVram'),
|
| 509 |
+
tokenRow: document.getElementById('tokenRow'),
|
| 510 |
+
kvEntries: document.getElementById('kvEntries'),
|
| 511 |
+
status: document.getElementById('status'),
|
| 512 |
+
loopCount: document.getElementById('loopCount'),
|
| 513 |
+
loopInfo: document.getElementById('loopInfo'),
|
| 514 |
+
btnAuto: document.getElementById('btnAuto'),
|
| 515 |
+
btnStep: document.getElementById('btnStep'),
|
| 516 |
+
btnBack: document.getElementById('btnBack'),
|
| 517 |
+
stepDots: document.getElementById('stepDots').children,
|
| 518 |
+
};
|
| 519 |
+
|
| 520 |
+
function clearActive() {
|
| 521 |
+
Object.values(els).forEach(el => {
|
| 522 |
+
if (el && el.classList) el.classList.remove('active');
|
| 523 |
+
});
|
| 524 |
+
}
|
| 525 |
+
|
| 526 |
+
function setActiveResources(names) {
|
| 527 |
+
const map = { cpu: els.resCpu, ram: els.resRam, gpu: els.resGpu, vram: els.resVram };
|
| 528 |
+
for (const [key, el] of Object.entries(map)) {
|
| 529 |
+
if (names.includes(key)) {
|
| 530 |
+
el.classList.add('active');
|
| 531 |
+
el.querySelector('.res-status').textContent = 'active';
|
| 532 |
+
} else {
|
| 533 |
+
el.classList.remove('active');
|
| 534 |
+
el.querySelector('.res-status').textContent = 'idle';
|
| 535 |
+
}
|
| 536 |
+
}
|
| 537 |
+
}
|
| 538 |
+
|
| 539 |
+
function setStatus(msg) { els.status.innerHTML = msg; }
|
| 540 |
+
function setTokens(html) { els.tokenRow.innerHTML = html; }
|
| 541 |
+
function setKV(html) { els.kvEntries.innerHTML = html; }
|
| 542 |
+
|
| 543 |
+
function setDots(n) {
|
| 544 |
+
for (let i = 0; i < els.stepDots.length; i++) {
|
| 545 |
+
els.stepDots[i].classList.remove('done', 'current');
|
| 546 |
+
if (i < n) els.stepDots[i].classList.add('done');
|
| 547 |
+
if (i === n) els.stepDots[i].classList.add('current');
|
| 548 |
+
}
|
| 549 |
+
}
|
| 550 |
+
|
| 551 |
+
// --- Step implementations ---
|
| 552 |
+
function doIdle() {
|
| 553 |
+
clearActive();
|
| 554 |
+
setActiveResources([]);
|
| 555 |
+
setTokens('<span style="color:var(--dim); font-size:0.8rem;">Waiting for input...</span>');
|
| 556 |
+
setKV('<span style="color:var(--dim); font-size:0.75rem;">empty</span>');
|
| 557 |
+
setStatus('Click <span class="highlight">Auto</span> to run the full pipeline, or use <span class="highlight">Forward</span> / <span class="highlight">Back</span> to walk through one stage at a time.');
|
| 558 |
+
els.loopInfo.style.opacity = '0.3';
|
| 559 |
+
els.loopCount.textContent = '0 / ' + OUTPUT.length;
|
| 560 |
+
els.loopCount.classList.remove('active');
|
| 561 |
+
setDots(0);
|
| 562 |
+
}
|
| 563 |
+
|
| 564 |
+
function doInput() {
|
| 565 |
+
clearActive();
|
| 566 |
+
els.s_input.classList.add('active');
|
| 567 |
+
setActiveResources(['cpu']);
|
| 568 |
+
setTokens('<span style="color:var(--text); font-size:1rem; font-style:italic;">"The cat sat"</span>');
|
| 569 |
+
setKV('<span style="color:var(--dim); font-size:0.75rem;">empty</span>');
|
| 570 |
+
setStatus('📥 <span class="highlight">Input</span> — user submits the prompt text.<br><span style="color:var(--dim); font-size:0.75rem;">CPU & RAM hold the raw string. GPU is idle.</span>');
|
| 571 |
+
els.loopInfo.style.opacity = '0.3';
|
| 572 |
+
setDots(1);
|
| 573 |
+
}
|
| 574 |
+
|
| 575 |
+
function doTokenize() {
|
| 576 |
+
clearActive();
|
| 577 |
+
els.s_tokenize.classList.add('active');
|
| 578 |
+
setActiveResources(['cpu', 'ram']);
|
| 579 |
+
let html = '';
|
| 580 |
+
TOKENS.forEach(t => {
|
| 581 |
+
html += `<span class="token" style="border-color:var(--cpu);">${t.id}</span>`;
|
| 582 |
+
});
|
| 583 |
+
setTokens(html + '<span style="color:var(--dim); margin-left:6px; font-size:0.7rem;">← token IDs</span>');
|
| 584 |
+
setKV('<span style="color:var(--dim); font-size:0.75rem;">empty</span>');
|
| 585 |
+
setStatus('🔤 <span class="highlight">Tokenize</span> — CPU converts text to token IDs: "The cat sat" → [576, 3797, 7236]<br><span style="color:var(--dim); font-size:0.75rem;">This is a fast CPU-bound step. Tokenizer runs on CPU.</span>');
|
| 586 |
+
els.loopInfo.style.opacity = '0.3';
|
| 587 |
+
setDots(2);
|
| 588 |
+
}
|
| 589 |
+
|
| 590 |
+
function doPrefill() {
|
| 591 |
+
clearActive();
|
| 592 |
+
els.s_prefill.classList.add('active');
|
| 593 |
+
setActiveResources(['gpu', 'vram']);
|
| 594 |
+
let html = '';
|
| 595 |
+
TOKENS.forEach(t => {
|
| 596 |
+
html += `<span class="token prefill">${t.id}<br><small>${t.text}</small></span>`;
|
| 597 |
+
});
|
| 598 |
+
html += '<span style="font-size:1.5rem; margin:0 4px;">→</span>';
|
| 599 |
+
html += `<span class="token new">${OUTPUT[0].id}<br><small>${OUTPUT[0].text}</small></span>`;
|
| 600 |
+
// V
|
| 601 |
+
setTokens(html);
|
| 602 |
+
// KV cache built
|
| 603 |
+
let kvHtml = '';
|
| 604 |
+
TOKENS.forEach((_, i) => {
|
| 605 |
+
kvHtml += `<div class="kv-cell filled" title="K${i+1} V${i+1}"></div>`;
|
| 606 |
+
});
|
| 607 |
+
setKV(kvHtml + '<span style="color:var(--dim); margin-left:4px; font-size:0.7rem;">3 entries built</span>');
|
| 608 |
+
setStatus('⚡ <span class="highlight">Prefill</span> — all 3 tokens run through the model <em>simultaneously</em>.<br><span style="color:var(--dim); font-size:0.75rem;">GPU compute spikes. KV cache is built (stored in VRAM). First output token appears: " on".<br><strong>Compute-bound:</strong> GPU is doing heavy matrix math.</span>');
|
| 609 |
+
els.loopInfo.style.opacity = '0.3';
|
| 610 |
+
els.loopCount.textContent = '1 / ' + OUTPUT.length;
|
| 611 |
+
setDots(3);
|
| 612 |
+
}
|
| 613 |
+
|
| 614 |
+
function doDecodeStep(idx) {
|
| 615 |
+
clearActive();
|
| 616 |
+
els.s_decode.classList.add('active');
|
| 617 |
+
|
| 618 |
+
// During decode, GPU is busy but more moderate (memory-bound)
|
| 619 |
+
setActiveResources(['gpu', 'vram']);
|
| 620 |
+
|
| 621 |
+
// Show all tokens so far
|
| 622 |
+
let html = '';
|
| 623 |
+
// Input tokens (cached)
|
| 624 |
+
TOKENS.forEach(t => {
|
| 625 |
+
html += `<span class="token cached">${t.id}</span>`;
|
| 626 |
+
});
|
| 627 |
+
// Previously generated output tokens (cached)
|
| 628 |
+
for (let i = 0; i < idx; i++) {
|
| 629 |
+
html += `<span class="token cached">${OUTPUT[i].id}</span>`;
|
| 630 |
+
}
|
| 631 |
+
// New token being generated
|
| 632 |
+
html += `<span class="token new">${OUTPUT[idx].id}<br><small>${OUTPUT[idx].text}</small></span>`;
|
| 633 |
+
// Show what's being read
|
| 634 |
+
html += '<span style="color:var(--dim); margin-left:8px; font-size:0.7rem;">← reads KV cache</span>';
|
| 635 |
+
setTokens(html);
|
| 636 |
+
|
| 637 |
+
// KV cache grows
|
| 638 |
+
let kvHtml = '';
|
| 639 |
+
const totalKV = TOKENS.length + idx;
|
| 640 |
+
for (let i = 0; i < totalKV; i++) {
|
| 641 |
+
kvHtml += `<div class="kv-cell filled" title="K${i+1} V${i+1}"></div>`;
|
| 642 |
+
}
|
| 643 |
+
setKV(kvHtml + `<span style="color:var(--dim); margin-left:4px; font-size:0.7rem;">${totalKV} entries — growing each step</span>`);
|
| 644 |
+
|
| 645 |
+
const tokenNum = idx + 1;
|
| 646 |
+
setStatus('🔄 <span class="highlight">Decode step ' + tokenNum + '/' + OUTPUT.length + '</span> — generating token: <span style="color:var(--active);">"' + OUTPUT[idx].text.trim() + '"</span><br><span style="color:var(--dim); font-size:0.75rem;">Only the NEW token needs fresh GPU compute. All previous tokens reuse their KV cache entries.<br><strong>Memory-bound:</strong> GPU spends most time reading the growing KV cache from VRAM.</span>');
|
| 647 |
+
|
| 648 |
+
els.loopInfo.style.opacity = '1';
|
| 649 |
+
els.loopCount.textContent = tokenNum + ' / ' + OUTPUT.length;
|
| 650 |
+
els.loopCount.classList.add('active');
|
| 651 |
+
els.loopInfo.querySelector('.loop-arrow').style.background = 'var(--decode)';
|
| 652 |
+
setDots(3 + idx);
|
| 653 |
+
}
|
| 654 |
+
|
| 655 |
+
function doDetokenize() {
|
| 656 |
+
clearActive();
|
| 657 |
+
els.s_output.classList.add('active');
|
| 658 |
+
setActiveResources(['cpu']);
|
| 659 |
+
|
| 660 |
+
// Show all tokens
|
| 661 |
+
let html = '';
|
| 662 |
+
TOKENS.forEach(t => { html += `<span class="token cached">${t.id}</span>`; });
|
| 663 |
+
OUTPUT.forEach(t => { html += `<span class="token cached">${t.id}</span>`; });
|
| 664 |
+
html += '<span style="font-size:1.5rem; margin:0 4px;">→</span>';
|
| 665 |
+
html += '<span style="color:var(--ram); font-size:1rem; font-style:italic;">"The cat sat on the mat"</span>';
|
| 666 |
+
setTokens(html);
|
| 667 |
+
|
| 668 |
+
// Final KV cache
|
| 669 |
+
let kvHtml = '';
|
| 670 |
+
for (let i = 0; i < TOKENS.length + OUTPUT.length; i++) {
|
| 671 |
+
kvHtml += `<div class="kv-cell filled" title="K${i+1} V${i+1}"></div>`;
|
| 672 |
+
}
|
| 673 |
+
setKV(kvHtml + '<span style="color:var(--dim); margin-left:4px; font-size:0.7rem;">6 total entries (freed after request)</span>');
|
| 674 |
+
|
| 675 |
+
setStatus('📤 <span class="highlight">Detokenize & Output</span> — CPU converts token IDs back to text.<br><span style="color:var(--dim); font-size:0.75rem;">Final: "The cat sat on the mat" — KV cache is freed, GPU goes idle.</span>');
|
| 676 |
+
els.loopInfo.style.opacity = '0.3';
|
| 677 |
+
setDots(6);
|
| 678 |
+
}
|
| 679 |
+
|
| 680 |
+
// --- Step state machine ---
|
| 681 |
+
function step() {
|
| 682 |
+
if (autoTimer) return; // don't mix auto + manual
|
| 683 |
+
|
| 684 |
+
// step numbering:
|
| 685 |
+
// 0 idle, 1 input, 2 tokenize, 3 prefill, 4 decode[0], 5 decode[1], 6 decode[2], 7 detokenize
|
| 686 |
+
// idle returned by reset
|
| 687 |
+
const actions = [doIdle, doInput, doTokenize, doPrefill, ...OUTPUT.map((_, i) => () => doDecodeStep(i)), doDetokenize];
|
| 688 |
+
|
| 689 |
+
if (currentStep < actions.length - 1) {
|
| 690 |
+
currentStep++;
|
| 691 |
+
actions[currentStep]();
|
| 692 |
+
}
|
| 693 |
+
|
| 694 |
+
if (currentStep >= actions.length - 1) {
|
| 695 |
+
els.btnStep.disabled = true;
|
| 696 |
+
}
|
| 697 |
+
els.btnBack.disabled = (currentStep <= 0);
|
| 698 |
+
}
|
| 699 |
+
|
| 700 |
+
function back() {
|
| 701 |
+
if (autoTimer) return;
|
| 702 |
+
if (currentStep <= 0) return;
|
| 703 |
+
|
| 704 |
+
const actions = [doIdle, doInput, doTokenize, doPrefill, ...OUTPUT.map((_, i) => () => doDecodeStep(i)), doDetokenize];
|
| 705 |
+
|
| 706 |
+
currentStep--;
|
| 707 |
+
actions[currentStep]();
|
| 708 |
+
|
| 709 |
+
els.btnStep.disabled = false;
|
| 710 |
+
els.btnBack.disabled = (currentStep <= 0);
|
| 711 |
+
}
|
| 712 |
+
|
| 713 |
+
function reset() {
|
| 714 |
+
stopAuto();
|
| 715 |
+
currentStep = 0;
|
| 716 |
+
decodeIdx = 0;
|
| 717 |
+
doIdle();
|
| 718 |
+
els.btnStep.disabled = false;
|
| 719 |
+
els.btnBack.disabled = true;
|
| 720 |
+
}
|
| 721 |
+
|
| 722 |
+
// --- Auto play ---
|
| 723 |
+
function toggleAuto() {
|
| 724 |
+
if (autoTimer) { stopAuto(); return; }
|
| 725 |
+
|
| 726 |
+
reset();
|
| 727 |
+
els.btnAuto.textContent = '⏸ Stop';
|
| 728 |
+
els.btnAuto.classList.remove('primary');
|
| 729 |
+
els.btnStep.disabled = true;
|
| 730 |
+
els.btnBack.disabled = true;
|
| 731 |
+
|
| 732 |
+
const actions = [doIdle, doInput, doTokenize, doPrefill, ...OUTPUT.map((_, i) => () => doDecodeStep(i)), doDetokenize];
|
| 733 |
+
|
| 734 |
+
let i = 0;
|
| 735 |
+
function tick() {
|
| 736 |
+
if (i >= actions.length) { stopAuto(); return; }
|
| 737 |
+
actions[i]();
|
| 738 |
+
currentStep = i;
|
| 739 |
+
i++;
|
| 740 |
+
|
| 741 |
+
// Adjust timing: longer pauses for prefill/decode to let viewer read
|
| 742 |
+
let delay = 1200;
|
| 743 |
+
if (i === 4) delay = 1500; // prefill — let it sink in
|
| 744 |
+
if (i >= 5 && i <= actions.length - 2) delay = 1800; // decode steps — slower
|
| 745 |
+
|
| 746 |
+
autoTimer = setTimeout(tick, delay);
|
| 747 |
+
}
|
| 748 |
+
// Small initial delay so viewer sees the fresh start
|
| 749 |
+
autoTimer = setTimeout(tick, 400);
|
| 750 |
+
}
|
| 751 |
+
|
| 752 |
+
function stopAuto() {
|
| 753 |
+
if (autoTimer) clearTimeout(autoTimer);
|
| 754 |
+
autoTimer = null;
|
| 755 |
+
els.btnAuto.textContent = '▶ Auto';
|
| 756 |
+
els.btnAuto.classList.add('primary');
|
| 757 |
+
if (currentStep < 7) els.btnStep.disabled = false;
|
| 758 |
+
els.btnBack.disabled = (currentStep <= 0);
|
| 759 |
+
}
|
| 760 |
+
|
| 761 |
+
// --- Init ---
|
| 762 |
+
doIdle();
|
| 763 |
+
|
| 764 |
+
// ============================================================
|
| 765 |
+
// CONCURRENCY TAB — Multi-User Timeline Simulator
|
| 766 |
+
// ============================================================
|
| 767 |
+
|
| 768 |
+
const NUM_USERS = 4;
|
| 769 |
+
const TOTAL_TICKS = 17;
|
| 770 |
+
|
| 771 |
+
// Each user: { name, icon, prompt, outputTokens, schedule: [{tick, type, label}]
|
| 772 |
+
// Types: 'tokenize', 'prefill', 'decode', 'output', 'wait', 'done'
|
| 773 |
+
const USER_SCHEDULES = [
|
| 774 |
+
{ // User A — arrives immediately, 6 output tokens
|
| 775 |
+
name: 'A', icon: '🟦', prompt: '"The cat sat"',
|
| 776 |
+
outputTokens: [' on', ' the', ' mat', ' by', ' the', ' fire'],
|
| 777 |
+
phases: [
|
| 778 |
+
{ tick: 0, type: 'tokenize', label: 'T' },
|
| 779 |
+
{ tick: 1, type: 'prefill', label: 'PF' },
|
| 780 |
+
{ tick: 3, type: 'decode', label: 'D1', tokenIdx: 0 },
|
| 781 |
+
{ tick: 4, type: 'decode', label: 'D2', tokenIdx: 1 },
|
| 782 |
+
{ tick: 5, type: 'decode', label: 'D3', tokenIdx: 2 },
|
| 783 |
+
{ tick: 6, type: 'decode', label: 'D4', tokenIdx: 3 },
|
| 784 |
+
{ tick: 7, type: 'decode', label: 'D5', tokenIdx: 4 },
|
| 785 |
+
{ tick: 8, type: 'decode', label: 'D6', tokenIdx: 5 },
|
| 786 |
+
{ tick: 9, type: 'output', label: 'O' },
|
| 787 |
+
]
|
| 788 |
+
},
|
| 789 |
+
{ // User B — arrives at t=1, 5 output tokens
|
| 790 |
+
name: 'B', icon: '🟩', prompt: '"What is the"',
|
| 791 |
+
outputTokens: [' capital', ' of', ' France', ' today', '?'],
|
| 792 |
+
phases: [
|
| 793 |
+
{ tick: 1, type: 'tokenize', label: 'T' },
|
| 794 |
+
{ tick: 2, type: 'wait', label: '⋯' },
|
| 795 |
+
{ tick: 3, type: 'prefill', label: 'PF' },
|
| 796 |
+
{ tick: 5, type: 'decode', label: 'D1', tokenIdx: 0 },
|
| 797 |
+
{ tick: 6, type: 'decode', label: 'D2', tokenIdx: 1 },
|
| 798 |
+
{ tick: 7, type: 'decode', label: 'D3', tokenIdx: 2 },
|
| 799 |
+
{ tick: 8, type: 'decode', label: 'D4', tokenIdx: 3 },
|
| 800 |
+
{ tick: 9, type: 'decode', label: 'D5', tokenIdx: 4 },
|
| 801 |
+
{ tick: 10, type: 'output', label: 'O' },
|
| 802 |
+
]
|
| 803 |
+
},
|
| 804 |
+
{ // User C — arrives at t=3, 5 output tokens
|
| 805 |
+
name: 'C', icon: '🟨', prompt: '"Write a haiku"',
|
| 806 |
+
outputTokens: [' about', ' spring', ' blossoms', ' falling', ' down'],
|
| 807 |
+
phases: [
|
| 808 |
+
{ tick: 3, type: 'tokenize', label: 'T' },
|
| 809 |
+
{ tick: 4, type: 'wait', label: '⋯' },
|
| 810 |
+
{ tick: 5, type: 'wait', label: '⋯' },
|
| 811 |
+
{ tick: 6, type: 'prefill', label: 'PF' },
|
| 812 |
+
{ tick: 8, type: 'decode', label: 'D1', tokenIdx: 0 },
|
| 813 |
+
{ tick: 9, type: 'decode', label: 'D2', tokenIdx: 1 },
|
| 814 |
+
{ tick: 10, type: 'decode', label: 'D3', tokenIdx: 2 },
|
| 815 |
+
{ tick: 11, type: 'decode', label: 'D4', tokenIdx: 3 },
|
| 816 |
+
{ tick: 12, type: 'decode', label: 'D5', tokenIdx: 4 },
|
| 817 |
+
{ tick: 13, type: 'output', label: 'O' },
|
| 818 |
+
]
|
| 819 |
+
},
|
| 820 |
+
{ // User D — arrives at t=5, 4 output tokens
|
| 821 |
+
name: 'D', icon: '🟪', prompt: '"Explain quantum"',
|
| 822 |
+
outputTokens: [' computing', ' in', ' simple', ' terms'],
|
| 823 |
+
phases: [
|
| 824 |
+
{ tick: 5, type: 'tokenize', label: 'T' },
|
| 825 |
+
{ tick: 6, type: 'wait', label: '⋯' },
|
| 826 |
+
{ tick: 7, type: 'wait', label: '⋯' },
|
| 827 |
+
{ tick: 8, type: 'prefill', label: 'PF' },
|
| 828 |
+
{ tick: 10, type: 'decode', label: 'D1', tokenIdx: 0 },
|
| 829 |
+
{ tick: 11, type: 'decode', label: 'D2', tokenIdx: 1 },
|
| 830 |
+
{ tick: 12, type: 'decode', label: 'D3', tokenIdx: 2 },
|
| 831 |
+
{ tick: 13, type: 'decode', label: 'D4', tokenIdx: 3 },
|
| 832 |
+
{ tick: 14, type: 'output', label: 'O' },
|
| 833 |
+
]
|
| 834 |
+
},
|
| 835 |
+
];
|
| 836 |
+
|
| 837 |
+
// Per-tick GPU state
|
| 838 |
+
// At each tick, we compute: gpuActivity (prefill/decode/idle), active users, KV cache entries
|
| 839 |
+
function getGPUActivity(tick) {
|
| 840 |
+
let prefilling = [];
|
| 841 |
+
let decoding = [];
|
| 842 |
+
let totalKV = 0;
|
| 843 |
+
const inputTokenCounts = { A: 3, B: 3, C: 3, D: 2 }; // rough token counts per prompt
|
| 844 |
+
|
| 845 |
+
for (const user of USER_SCHEDULES) {
|
| 846 |
+
const phase = getUserPhaseAtTick(user, tick);
|
| 847 |
+
if (phase) {
|
| 848 |
+
if (phase.type === 'prefill') prefilling.push(user.name);
|
| 849 |
+
if (phase.type === 'decode') decoding.push(user.name);
|
| 850 |
+
}
|
| 851 |
+
|
| 852 |
+
const inputTokens = inputTokenCounts[user.name] || 2;
|
| 853 |
+
|
| 854 |
+
// Count decode tokens generated up to and including this tick
|
| 855 |
+
let decodeDone = 0;
|
| 856 |
+
for (const p of user.phases) {
|
| 857 |
+
if (p.type === 'decode' && p.tick <= tick) decodeDone++;
|
| 858 |
+
}
|
| 859 |
+
// KV entries exist after prefill has started (KV built during prefill, fully available after)
|
| 860 |
+
let prefillStarted = false;
|
| 861 |
+
for (const p of user.phases) {
|
| 862 |
+
if (p.type === 'prefill' && p.tick <= tick) prefillStarted = true;
|
| 863 |
+
}
|
| 864 |
+
if (prefillStarted || decodeDone > 0) {
|
| 865 |
+
totalKV += inputTokens + decodeDone;
|
| 866 |
+
}
|
| 867 |
+
}
|
| 868 |
+
return { prefilling, decoding, totalKV };
|
| 869 |
+
}
|
| 870 |
+
|
| 871 |
+
function getUserPhaseAtTick(user, tick) {
|
| 872 |
+
// Find the phase that contains this tick (phase lasts until next phase's tick)
|
| 873 |
+
for (let i = user.phases.length - 1; i >= 0; i--) {
|
| 874 |
+
if (user.phases[i].tick <= tick) {
|
| 875 |
+
return user.phases[i];
|
| 876 |
+
}
|
| 877 |
+
}
|
| 878 |
+
return null;
|
| 879 |
+
}
|
| 880 |
+
|
| 881 |
+
// For rendering: we need contiguous blocks, not just per-tick points.
|
| 882 |
+
// Prefill lasts 2 ticks, decode lasts 1 tick each, etc.
|
| 883 |
+
// Build display blocks from the phase list:
|
| 884 |
+
function buildDisplayBlocks(user) {
|
| 885 |
+
const blocks = [];
|
| 886 |
+
for (let i = 0; i < user.phases.length; i++) {
|
| 887 |
+
const phase = user.phases[i];
|
| 888 |
+
let startTick = phase.tick;
|
| 889 |
+
// Determine end tick: next phase's tick - 1, or if last phase, startTick
|
| 890 |
+
let endTick = startTick;
|
| 891 |
+
if (i < user.phases.length - 1) {
|
| 892 |
+
endTick = user.phases[i + 1].tick - 1;
|
| 893 |
+
}
|
| 894 |
+
// But for decode, each is exactly 1 tick
|
| 895 |
+
if (phase.type === 'decode' || phase.type === 'tokenize' || phase.type === 'output') {
|
| 896 |
+
endTick = startTick;
|
| 897 |
+
}
|
| 898 |
+
if (phase.type === 'prefill') {
|
| 899 |
+
// prefill spans from startTick to the next non-wait phase - 1
|
| 900 |
+
// Find next real phase after any wait phases
|
| 901 |
+
for (let j = i + 1; j < user.phases.length; j++) {
|
| 902 |
+
if (user.phases[j].type !== 'wait') {
|
| 903 |
+
endTick = user.phases[j].tick - 1;
|
| 904 |
+
break;
|
| 905 |
+
}
|
| 906 |
+
}
|
| 907 |
+
}
|
| 908 |
+
if (phase.type === 'wait') {
|
| 909 |
+
endTick = startTick;
|
| 910 |
+
// If there are consecutive waits, merge them
|
| 911 |
+
}
|
| 912 |
+
blocks.push({ ...phase, startTick, endTick });
|
| 913 |
+
}
|
| 914 |
+
return blocks;
|
| 915 |
+
}
|
| 916 |
+
|
| 917 |
+
// Merge consecutive same-type blocks
|
| 918 |
+
function mergeBlocks(blocks) {
|
| 919 |
+
const merged = [];
|
| 920 |
+
for (const b of blocks) {
|
| 921 |
+
const last = merged[merged.length - 1];
|
| 922 |
+
if (last && last.type === b.type && last.endTick + 1 === b.startTick) {
|
| 923 |
+
last.endTick = b.endTick;
|
| 924 |
+
} else {
|
| 925 |
+
merged.push({ ...b });
|
| 926 |
+
}
|
| 927 |
+
}
|
| 928 |
+
return merged;
|
| 929 |
+
}
|
| 930 |
+
|
| 931 |
+
// Precompute display blocks for all users
|
| 932 |
+
const USER_BLOCKS = USER_SCHEDULES.map(u => {
|
| 933 |
+
const blocks = buildDisplayBlocks(u);
|
| 934 |
+
return mergeBlocks(blocks);
|
| 935 |
+
});
|
| 936 |
+
|
| 937 |
+
// --- Concurrency state ---
|
| 938 |
+
let concTick = -1;
|
| 939 |
+
let concAutoTimer = null;
|
| 940 |
+
let concRunning = false;
|
| 941 |
+
|
| 942 |
+
// DOM refs for concurrency tab
|
| 943 |
+
function getConcEls() {
|
| 944 |
+
return {
|
| 945 |
+
swimlane: document.getElementById('swimlane'),
|
| 946 |
+
gpuSlots: document.getElementById('gpuSlots'),
|
| 947 |
+
gpuUtilBar: document.getElementById('gpuUtilBar'),
|
| 948 |
+
gpuUtilVal: document.getElementById('gpuUtilVal'),
|
| 949 |
+
vramBar: document.getElementById('vramBar'),
|
| 950 |
+
vramVal: document.getElementById('vramVal'),
|
| 951 |
+
status: document.getElementById('concStatus'),
|
| 952 |
+
btnAuto: document.getElementById('concBtnAuto'),
|
| 953 |
+
btnBack: document.getElementById('concBtnBack'),
|
| 954 |
+
btnStep: document.getElementById('concBtnStep'),
|
| 955 |
+
btnReset: document.getElementById('concBtnReset'),
|
| 956 |
+
};
|
| 957 |
+
}
|
| 958 |
+
|
| 959 |
+
function renderConcTick(tick) {
|
| 960 |
+
const els = getConcEls();
|
| 961 |
+
const gpu = getGPUActivity(tick);
|
| 962 |
+
|
| 963 |
+
// --- Build swimlane HTML ---
|
| 964 |
+
let html = '';
|
| 965 |
+
for (let ui = 0; ui < NUM_USERS; ui++) {
|
| 966 |
+
const user = USER_SCHEDULES[ui];
|
| 967 |
+
const blocks = USER_BLOCKS[ui];
|
| 968 |
+
|
| 969 |
+
html += '<div class="swimlane-row">';
|
| 970 |
+
html += `<div class="swimlane-label"><span class="user-icon">${user.icon}</span> ${user.name}: ${user.prompt}</div>`;
|
| 971 |
+
html += '<div class="swimlane-track" style="position:relative;">';
|
| 972 |
+
|
| 973 |
+
// Draw blocks
|
| 974 |
+
for (const block of blocks) {
|
| 975 |
+
const leftPct = (block.startTick / TOTAL_TICKS) * 100;
|
| 976 |
+
const widthPct = ((block.endTick - block.startTick + 1) / TOTAL_TICKS) * 100;
|
| 977 |
+
|
| 978 |
+
let cls = '';
|
| 979 |
+
if (block.type === 'prefill') cls = 'prefill-block';
|
| 980 |
+
else if (block.type === 'decode') cls = 'decode-block';
|
| 981 |
+
else if (block.type === 'wait') cls = 'wait-block';
|
| 982 |
+
else if (block.type === 'tokenize' || block.type === 'output') cls = 'input-block';
|
| 983 |
+
else continue;
|
| 984 |
+
|
| 985 |
+
// Highlight if this block is active at current tick
|
| 986 |
+
const isActive = tick >= block.startTick && tick <= block.endTick;
|
| 987 |
+
const opacity = isActive ? '1' : (tick > block.endTick ? '0.5' : '0.35');
|
| 988 |
+
const zIdx = isActive ? '3' : '1';
|
| 989 |
+
|
| 990 |
+
// Label for decode: show which token
|
| 991 |
+
let label = block.label || '';
|
| 992 |
+
if (block.type === 'decode' && block.tokenIdx !== undefined) {
|
| 993 |
+
label = `D${block.tokenIdx + 1}`;
|
| 994 |
+
}
|
| 995 |
+
if (block.type === 'prefill') label = 'PF';
|
| 996 |
+
if (block.type === 'tokenize') label = 'T';
|
| 997 |
+
if (block.type === 'output') label = 'O';
|
| 998 |
+
if (block.type === 'wait') label = '';
|
| 999 |
+
|
| 1000 |
+
if (widthPct > 1.5) {
|
| 1001 |
+
html += `<div class="swimlane-block ${cls}" style="left:${leftPct}%;width:${widthPct}%;opacity:${opacity};z-index:${zIdx};">${label}</div>`;
|
| 1002 |
+
}
|
| 1003 |
+
}
|
| 1004 |
+
|
| 1005 |
+
// Tick cursor line if user is active
|
| 1006 |
+
const phase = getUserPhaseAtTick(user, tick);
|
| 1007 |
+
if (phase && phase.type !== 'done') {
|
| 1008 |
+
const cursorPct = ((tick + 0.5) / TOTAL_TICKS) * 100;
|
| 1009 |
+
html += `<div style="position:absolute;left:${cursorPct}%;top:0;bottom:0;width:2px;background:var(--active);z-index:10;opacity:0.8;"></div>`;
|
| 1010 |
+
}
|
| 1011 |
+
|
| 1012 |
+
html += '</div></div>';
|
| 1013 |
+
}
|
| 1014 |
+
els.swimlane.innerHTML = html;
|
| 1015 |
+
|
| 1016 |
+
// --- GPU utilization ---
|
| 1017 |
+
let gpuPct = 0;
|
| 1018 |
+
if (gpu.prefilling.length > 0) gpuPct = 90;
|
| 1019 |
+
else if (gpu.decoding.length > 0) gpuPct = Math.min(30 + gpu.decoding.length * 15, 85);
|
| 1020 |
+
els.gpuUtilBar.style.width = gpuPct + '%';
|
| 1021 |
+
els.gpuUtilVal.textContent = gpuPct + '%';
|
| 1022 |
+
|
| 1023 |
+
// --- VRAM usage (KB per KV entry, rough) ---
|
| 1024 |
+
const kvGB = (gpu.totalKV * 0.4).toFixed(1);
|
| 1025 |
+
const vramPct = Math.min(gpu.totalKV * 4, 100);
|
| 1026 |
+
els.vramBar.style.width = vramPct + '%';
|
| 1027 |
+
els.vramVal.textContent = kvGB + ' GB';
|
| 1028 |
+
|
| 1029 |
+
// --- GPU scheduler slots ---
|
| 1030 |
+
let slotHTML = '';
|
| 1031 |
+
if (gpu.prefilling.length > 0) {
|
| 1032 |
+
slotHTML = gpu.prefilling.map(u => `<span class="gpu-slot busy-prefill">⚡ ${u} prefill</span>`).join('');
|
| 1033 |
+
} else if (gpu.decoding.length > 0) {
|
| 1034 |
+
slotHTML = `<span class="gpu-slot busy-decode">🔄 batch decode (${gpu.decoding.join(',')})</span>`;
|
| 1035 |
+
} else {
|
| 1036 |
+
slotHTML = '<span class="gpu-slot" style="color:var(--dim)">idle</span>';
|
| 1037 |
+
}
|
| 1038 |
+
els.gpuSlots.innerHTML = slotHTML;
|
| 1039 |
+
|
| 1040 |
+
// --- Status text ---
|
| 1041 |
+
let statusMsg = '';
|
| 1042 |
+
const tickLabel = tick >= 0 ? `Tick ${tick}` : '';
|
| 1043 |
+
if (tick < 0) {
|
| 1044 |
+
statusMsg = 'Click <span class="highlight">Start</span> to watch 4 users stream through the pipeline concurrently.';
|
| 1045 |
+
} else if (gpu.prefilling.length > 0 && gpu.decoding.length > 0) {
|
| 1046 |
+
statusMsg = `<span class="highlight">${tickLabel}:</span> GPU <span style="color:var(--prefill);">prefills</span> for ${gpu.prefilling.join(', ')} <strong>while</strong> <span style="color:var(--decode);">batching decode</span> for ${gpu.decoding.join(', ')} — continuous batching in action!`;
|
| 1047 |
+
} else if (gpu.prefilling.length > 0) {
|
| 1048 |
+
statusMsg = `<span class="highlight">${tickLabel}:</span> GPU is <span style="color:var(--prefill);">prefilling</span> for ${gpu.prefilling.join(', ')} — compute-bound, KV cache building.`;
|
| 1049 |
+
} else if (gpu.decoding.length > 0) {
|
| 1050 |
+
statusMsg = `<span class="highlight">${tickLabel}:</span> GPU is <span style="color:var(--decode);">batching decode</span> for ${gpu.decoding.join(', ')} — memory-bound, reading KV cache.`;
|
| 1051 |
+
} else if (tick >= 15) {
|
| 1052 |
+
statusMsg = `<span class="highlight">${tickLabel}:</span> All requests complete. GPU idle. KV cache freed.`;
|
| 1053 |
+
} else {
|
| 1054 |
+
statusMsg = `<span class="highlight">${tickLabel}:</span> GPU idle — requests tokenizing or queued.`;
|
| 1055 |
+
}
|
| 1056 |
+
|
| 1057 |
+
// Add throughput note at end
|
| 1058 |
+
const completed = USER_SCHEDULES.filter(u => {
|
| 1059 |
+
const last = u.phases[u.phases.length - 1];
|
| 1060 |
+
return tick >= last.tick;
|
| 1061 |
+
}).length;
|
| 1062 |
+
if (tick >= 14 && completed === 4) {
|
| 1063 |
+
statusMsg += '<br><span style="color:var(--ram);">✓ All 4 requests completed in 14 ticks. Serially would take ~36 ticks. <strong>~2.6× throughput</strong> via concurrency.</span>';
|
| 1064 |
+
}
|
| 1065 |
+
|
| 1066 |
+
els.status.innerHTML = statusMsg;
|
| 1067 |
+
|
| 1068 |
+
// --- Update buttons ---
|
| 1069 |
+
els.btnStep.disabled = tick >= TOTAL_TICKS - 1;
|
| 1070 |
+
els.btnBack.disabled = tick <= 0;
|
| 1071 |
+
}
|
| 1072 |
+
|
| 1073 |
+
function concStep() {
|
| 1074 |
+
if (concAutoTimer) return;
|
| 1075 |
+
if (concTick >= TOTAL_TICKS - 1) return;
|
| 1076 |
+
concTick++;
|
| 1077 |
+
renderConcTick(concTick);
|
| 1078 |
+
}
|
| 1079 |
+
|
| 1080 |
+
function concBack() {
|
| 1081 |
+
if (concAutoTimer) return;
|
| 1082 |
+
if (concTick <= 0) return;
|
| 1083 |
+
concTick--;
|
| 1084 |
+
renderConcTick(concTick);
|
| 1085 |
+
}
|
| 1086 |
+
|
| 1087 |
+
function concReset() {
|
| 1088 |
+
concStopAuto();
|
| 1089 |
+
concTick = -1;
|
| 1090 |
+
const els = getConcEls();
|
| 1091 |
+
els.gpuUtilBar.style.width = '0%';
|
| 1092 |
+
els.gpuUtilVal.textContent = '0%';
|
| 1093 |
+
els.vramBar.style.width = '0%';
|
| 1094 |
+
els.vramVal.textContent = '0 GB';
|
| 1095 |
+
els.gpuSlots.innerHTML = '<span class="gpu-slot" style="color:var(--dim)">idle</span>';
|
| 1096 |
+
els.status.innerHTML = 'Click <span class="highlight">Start</span> to watch 4 users stream through the pipeline concurrently.';
|
| 1097 |
+
els.btnStep.disabled = false;
|
| 1098 |
+
els.btnBack.disabled = true;
|
| 1099 |
+
renderConcTick(-1);
|
| 1100 |
+
}
|
| 1101 |
+
|
| 1102 |
+
function concToggleAuto() {
|
| 1103 |
+
if (concAutoTimer) { concStopAuto(); return; }
|
| 1104 |
+
|
| 1105 |
+
concReset();
|
| 1106 |
+
concTick = -1;
|
| 1107 |
+
const els = getConcEls();
|
| 1108 |
+
els.btnAuto.textContent = '⏸ Stop';
|
| 1109 |
+
els.btnAuto.classList.remove('primary');
|
| 1110 |
+
els.btnStep.disabled = true;
|
| 1111 |
+
els.btnBack.disabled = true;
|
| 1112 |
+
els.btnReset.disabled = false;
|
| 1113 |
+
concRunning = true;
|
| 1114 |
+
|
| 1115 |
+
const delays = [
|
| 1116 |
+
600, // t0: A tokenizes
|
| 1117 |
+
1000, // t1: A prefill (compute-heavy)
|
| 1118 |
+
1000, // t2: A prefill cont, B waits
|
| 1119 |
+
900, // t3: A decode1, B prefill, C arrives
|
| 1120 |
+
700, // t4: A decode2, B prefill cont
|
| 1121 |
+
700, // t5: A decode3, B decode1, D arrives
|
| 1122 |
+
900, // t6: A decode4, B decode2, C prefill
|
| 1123 |
+
800, // t7: A decode5, B decode3, C prefill cont
|
| 1124 |
+
1000, // t8: A decode6, B decode4, C decode1, D prefill (4 users active!)
|
| 1125 |
+
800, // t9: A output, B decode5, C decode2, D prefill cont
|
| 1126 |
+
900, // t10: B output, C decode3, D decode1
|
| 1127 |
+
700, // t11: C decode4, D decode2
|
| 1128 |
+
700, // t12: C decode5, D decode3
|
| 1129 |
+
800, // t13: C output, D decode4
|
| 1130 |
+
900, // t14: D output — all done
|
| 1131 |
+
1800, // t15-16: idle, show summary
|
| 1132 |
+
];
|
| 1133 |
+
|
| 1134 |
+
let i = 0;
|
| 1135 |
+
function tick() {
|
| 1136 |
+
if (i > TOTAL_TICKS - 1) { concStopAuto(); return; }
|
| 1137 |
+
concTick = i;
|
| 1138 |
+
renderConcTick(i);
|
| 1139 |
+
i++;
|
| 1140 |
+
const delay = delays[i - 1] || 600;
|
| 1141 |
+
concAutoTimer = setTimeout(tick, delay);
|
| 1142 |
+
}
|
| 1143 |
+
concAutoTimer = setTimeout(tick, 400);
|
| 1144 |
+
}
|
| 1145 |
+
|
| 1146 |
+
function concStopAuto() {
|
| 1147 |
+
if (concAutoTimer) clearTimeout(concAutoTimer);
|
| 1148 |
+
concAutoTimer = null;
|
| 1149 |
+
concRunning = false;
|
| 1150 |
+
const els = getConcEls();
|
| 1151 |
+
els.btnAuto.textContent = '▶ Start';
|
| 1152 |
+
els.btnAuto.classList.add('primary');
|
| 1153 |
+
if (concTick < TOTAL_TICKS - 1) els.btnStep.disabled = false;
|
| 1154 |
+
els.btnBack.disabled = concTick <= 0;
|
| 1155 |
+
els.btnReset.disabled = false;
|
| 1156 |
+
}
|
| 1157 |
+
|
| 1158 |
+
// --- Tab switching ---
|
| 1159 |
+
function switchTab(tab) {
|
| 1160 |
+
document.querySelectorAll('.tab-btn').forEach(b => b.classList.remove('active'));
|
| 1161 |
+
document.querySelectorAll('.tab-panel').forEach(p => p.classList.remove('visible'));
|
| 1162 |
+
if (tab === 'pipeline') {
|
| 1163 |
+
document.querySelectorAll('.tab-btn')[0].classList.add('active');
|
| 1164 |
+
document.getElementById('tab-pipeline').classList.add('visible');
|
| 1165 |
+
} else {
|
| 1166 |
+
document.querySelectorAll('.tab-btn')[1].classList.add('active');
|
| 1167 |
+
document.getElementById('tab-concurrency').classList.add('visible');
|
| 1168 |
+
concReset();
|
| 1169 |
+
}
|
| 1170 |
+
}
|
| 1171 |
+
|
| 1172 |
+
// Init concurrency tab
|
| 1173 |
+
concReset();
|
| 1174 |
+
</script>
|
| 1175 |
+
</body>
|
| 1176 |
</html>
|