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dejay-vu/README.md
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πŸ–₯️ $ ssh dejayvu@oxford

Welcome to Junhao's brain β€” gpu-node-01 (GNU/Linux 6.6 x86_64)

  * Education   DPhil in Engineering Science, University of Oxford
  * Previously  Machine Learning Software Engineer @ AMD
  * Focus       GPU kernels Β· ML systems Β· high-performance computing
  * Stack       C++ Β· Python Β· CUDA Β· HIP Β· PyTorch

Last login: today, probably still compiling

⚑ $ dejayvu-smi

Mon Jul 27 16:41:06 2026
+-----------------------------------------------------------------------------------------+
| DEJAYVU-SMI 5.0.0          Driver Version: DPhil@Oxford      CUDA Version: 12.8         |
|-----------------------------------------+------------------------+----------------------|
| GPU  Name                 Persistence-M | Bus-Id          Disp.A | Volatile Uncorr. ECC |
| Fan  Temp   Perf          Pwr:Usage/Cap |           Memory-Usage | GPU-Util  Compute M. |
|=========================================+========================+======================|
|   0  Junhao Zhang                   On  |     0000:OX:FD.0   On  |                 N/A  |
| 42%  36C    P0              65W / 300W  |    2584MiB / 8760MiB   |      98%  Exclusive  |
+-----------------------------------------+------------------------+----------------------+

+-----------------------------------------------------------------------------------------+
| Processes (all-time coding activity, via WakaTime):                                     |
|  GPU   PID  Type  Process name        Util                         Time                 |
|=========================================================================================|
|    0     1  C+G   Python             β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‹β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘   54.9 %   1539 h  5 m   |
|    0     2  C+G   TypeScript         β–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘   16.1 %    452 h 59 m   |
|    0     3  C     Other              β–ˆβ–‰β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘    7.9 %    221 h 12 m   |
|    0     4  C     Markdown           β–ˆβ–β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘    4.9 %    138 h 29 m   |
|    0     5  C     JSON               β–ˆβ–β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘    4.7 %    130 h 35 m   |
|    0     6  C     Bash               β–Šβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘    3.2 %     90 h 35 m   |
|    0     7  C+G   C++                β–Œβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘    2.4 %     67 h  4 m   |
+-----------------------------------------------------------------------------------------+
live data via WakaTime Β· rendered daily by dejayvu_smi.py

πŸ“ˆ $ jaytop

GitHub contribution activity rendered as a GPU utilization graph

data via GitHub GraphQL Β· rendered daily by jaytop_panel.py

🧰 $ ls ~/toolchain

Systems & ML

systems and ML stack

CUDA HIP / ROCm

Web & Data

web and data stack

Infra & Tools

infra and tools

πŸ“Ÿ $ metrics

GitHub account stats

πŸ™οΈ $ render --contributions --3d

3D contribution calendar

🐍 $ ./snake --feed contributions

contribution snake

πŸ“« $ ping dejayvu

gmailΒ  linkedinΒ  instagram

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  1. personal-website personal-website Public

    Personal Website

    TypeScript 1

  2. slurmdeck slurmdeck Public

    End-to-end workflow manager for Slurm clusters over SSH

    Python 1