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82 83 84 85 86 </head> 87 <body> 88 89 <div class="topnav"> 90 91 <a href="https://www.vu.nl/en/"><img width="120" src=""></a> 92 93 <div id="myLinks"> 94 95 96 <a class="normal right" href="/cv/">CV</a> 97 98 99 100 <a class="normal" href="/teaching/">Teaching</a> 101 102 103 104 <a class="normal" href="/blogs/">Blogs</a> 105 106 107 108 <a class="normal" href="/talks/">Talks</a> 109 110 111 112 <a class="normal" href="/publications/">Publications</a> 113 114 115 116 <a class="normal" href="/">Home</a> 117 118 119 120 121 </div> 122 123 <a href="javascript:void(0);" class="icon" onclick="myFunction();reverseLinks()"> 124 <i class="fa fa-bars"></i> 125 </a> 126 127 </div> 128 129 130
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136 137 <style> 138 #back-to-top { 139 border: 1px solid #ccc; 140 border-radius: 0; 141 font-size: 15px; 142 width: 100px; 143 text-align: center; 144 line-height: 30px; 145 height: 30px; 146 } 147 </style> 148 149 <div class="wrapper"> 150 <header> 151 152 153 <a class="image avatar"><img src="./assets/img/xchu.png" alt="avatar" /></a> 154 155 156 <h1>Xiaoyu Chu</h1> 157 158 159 <position style="font-size:1.10rem;">Ph.D. Candidate</position> 160 <br> 161 162 163 <a href="https://www.vu.nl/en/" rel="noopener"><autocolor>Vrije University Amsterdam</autocolor></a> 164 <br> 165 166 167 <email>chuxiaoyu123 (at) gmail.com</email> 168 169 170 171 <br> 172 <br> 173 174 175 176 177 <div class="social-icons"> 178 179 <a style="margin: 0 5px 0 0" href="https://scholar.google.com/citations?user=eIKz6sMAAAAJ&hl=en" target="_blank"> 180 <i class="ai ai-google-scholar" style="font-size:1.2rem"></i> 181 </a> 182 183 184 185 <a style="margin: 0 5px 0 0" href="https://chuxiaoyu.github.io/assets/pdf/CV_MLSE_XiaoyuChu_1c2p-Apr2026.pdf" target="_blank"> 186 <i class="ai ai-cv" style="font-size:1.3rem;"></i> 187 </a> 188 189 190 191 <a style="margin: 0 5px 0 0" href="https://github.com/chuxiaoyu" target="_blank"> 192 <i class="fab fa-github"></i> 193 </a> 194 195 196 197 <a style="margin: 0 5px 0 0" href="https://www.linkedin.com/in/chuxiaoyu/" target="_blank"> 198 <i class="fab fa-linkedin"></i> 199 </a> 200 201 202 203 </div> 204 205 <br> 206 207 </header> 208 <section> 209 210 <h1 id="index">Index</h1> 211 212<h2 id="about-me">About Me</h2> 213 214<p>Hið! I am a Ph.D. candidate at the <a href="https://atlarge-research.com/xchu/" target="_blank">Massivizing Computer Systems Group</a>, supervised by <a href="https://scholar.google.com/citations?user=7wwQ7twAAAAJ" target="_blank">Alexandru Iosup</a>. 215I work at the intersection of computer systems and AI. My work focuses on building data pipelines and software tools that analyze large-scale and real-world operational data, especially around cloud systems and large language models.</p> 216 217<h2 id="research-interests">Research Interests</h2> 218<ul> 219 <li><strong>HPC & Operational Data Analytics</strong></li> 220 <li><strong>AI for IT Operatoins (AIOps)</strong></li> 221 <li><strong>LLM Service Avaliability & Applications</strong></li> 222 <li><strong>Datacenter Ontology</strong></li> 223</ul> 224<h1 id="publications"></h1> 225 226<h2 style="margin: 60px 0px -15px;">Selected Publications <temp style="font-size:15px;">[</temp><a href="https://scholar.google.com/citations?user=eIKz6sMAAAAJ&hl=en" target="_blank" style="font-size:15px;">Google Scholar</a><temp style="font-size:15px;">]</temp></h2> 227 228<div class="publications"> 229<ol class="bibliography"> 230 231 232 233<li> 234 235 <h2 id="2026-icpe-llm-incident-extraction"></h2> 236 237<div class="pub-row"> 238 <!-- <div class="col-sm-3 abbr" style="position: relative;padding-right: 15px;padding-left: 15px;"> 239 <img src="" class="teaser img-fluid z-depth-1" style="width=100;height=40%"> 240 <abbr class="badge">ICPE'26</abbr> 241 </div> --> 242 <div class="col-sm-9" style="position: relative;padding-right: 15px;padding-left: 20px;"> 243 <div class="title"><a href="https://dl.acm.org/doi/10.1145/3777911.3801103">Leveraging LLMs for Structured Information Extraction and Analysis from Cloud Incident Reports (Work In Progress Paper)</a></div> 244 <div class="author"><strong>Xiaoyu Chu</strong>, Shashikant Ilager, Yizhen Zang, Sacheendra Talluri, Alexandru Iosup</div> 245 <div class="periodical"><em>ACM/SPEC International Conference on Performance Engineering (ICPE 2026)</em> 246 </div> 247 <div class="links"> 248 249 <a href="https://dl.acm.org/doi/10.1145/3777911.3801103" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">PDF</a> 250 251 252 <a href="https://github.com/atlarge-research/llm-cloud-incident-extraction" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">CODE</a> 253 254 255 256 <a href="https://zenodo.org/records/14010282" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">DATA</a> 257 258 259 260 261 </div> 262 </div> 263</div> 264</li> 265 266 267 268 269<li> 270 271 <h2 id="2026-tpds-cloud-uptime-archive"></h2> 272 273<div class="pub-row"> 274 <!-- <div class="col-sm-3 abbr" style="position: relative;padding-right: 15px;padding-left: 15px;"> 275 <img src="" class="teaser img-fluid z-depth-1" style="width=100;height=40%"> 276 <abbr class="badge">TPDS'26</abbr> 277 </div> --> 278 <div class="col-sm-9" style="position: relative;padding-right: 15px;padding-left: 20px;"> 279 <div class="title"><a href="https://doi.org/10.1109/TPDS.2026.3673519">Cloud Uptime Archive: Open-Access Availability Data of Web, Cloud, and Gaming Services</a></div> 280 <div class="author">Sacheendra Talluri, Dante Niewenhuis, <strong>Xiaoyu Chu</strong>, Jakob Kyselica, Mehmet Cetin, Alexander Balgavy, Alexandru Iosup</div> 281 <div class="periodical"><em>IEEE Transactions on Parallel and Distributed Systems (TPDS 2026)</em> 282 </div> 283 <div class="links"> 284 285 <a href="https://arxiv.org/pdf/2504.09476" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">PDF</a> 286 287 288 <a href="https://github.com/atlarge-research/cloud-uptime-archive" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">CODE</a> 289 290 291 292 <a href="https://zenodo.org/records/14712442" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">DATA</a> 293 294 295 296 297 </div> 298 </div> 299</div> 300</li> 301 302 303 304 305<li> 306 307 <h2 id="2025-icpe-llm-service-analysis"></h2> 308 309<div class="pub-row"> 310 <!-- <div class="col-sm-3 abbr" style="position: relative;padding-right: 15px;padding-left: 15px;"> 311 <img src="" class="teaser img-fluid z-depth-1" style="width=100;height=40%"> 312 <abbr class="badge">ICPE'25</abbr> 313 </div> --> 314 <div class="col-sm-9" style="position: relative;padding-right: 15px;padding-left: 20px;"> 315 <div class="title"><a href="https://doi.org/10.1145/3676151.3719372">An Empirical Characterization of Outages and Incidents in Public Services for Large Language Models</a></div> 316 <div class="author"><strong>Xiaoyu Chu</strong>, Sacheendra Talluri, Qingxian Lu, Alexandru Iosup</div> 317 <div class="periodical"><em>ACM/SPEC International Conference on Performance Engineering (ICPE 2025)</em> 318 </div> 319 <div class="links"> 320 321 <a href="https://dl.acm.org/doi/10.1145/3676151.3719372" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">PDF</a> 322 323 324 <a href="https://github.com/atlarge-research/llm-service-analysis" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">CODE</a> 325 326 327 328 <a href="https://zenodo.org/records/14018219" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">DATA</a> 329 330 331 332 333 </div> 334 </div> 335</div> 336</li> 337 338 339 340 341<li> 342 343 <h2 id="2024-icpads-workload-chracterization"></h2> 344 345<div class="pub-row"> 346 <!-- <div class="col-sm-3 abbr" style="position: relative;padding-right: 15px;padding-left: 15px;"> 347 <img src="" class="teaser img-fluid z-depth-1" style="width=100;height=40%"> 348 <abbr class="badge">ICPADS'24</abbr> 349 </div> --> 350 <div class="col-sm-9" style="position: relative;padding-right: 15px;padding-left: 20px;"> 351 <div class="title"><a href="https://ieeexplore.ieee.org/document/10763608">Generic and ML Workloads in an HPC Datacenter: Node Energy, Job Failures, and Node-Job Analysis</a></div> 352 <div class="author"><strong>Xiaoyu Chu*</strong>, Daniel Hofstätter*, Shashikant Ilager, Sacheendra Talluri, Duncan Kampert, Damian Podareanu, Dmitry Duplyakin, Ivona Brandic, Alexandru Iosup (*Equal contributions)</div> 353 <div class="periodical"><em>IEEE International Conference on Parallel and Distributed Systems (ICPADS 2024)</em> 354 </div> 355 <div class="links"> 356 357 <a href="https://atlarge-research.com/pdfs/2024-icpads-hpc-workload-characterization.pdf" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">PDF</a> 358 359 360 <a href="https://github.com/atlarge-research/2024-icpads-hpc-workload-characterization" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">CODE</a> 361 362 363 364 <a href="https://zenodo.org/records/11028934" class="btn btn-sm z-depth-0" role="button" target="_blank" style="font-size:12px;">DATA</a> 365 366 367 368 369 </div> 370 </div> 371</div> 372</li> 373 374 375 376 377 378</ol> 379</div> 380 381<!-- <br> --> 382 383 384 <br> 385 386 387 <small>Last Update: 388
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