Engineering Blog
Field notes from the WLStack infrastructure team — real-world practice, tradeoffs and lessons across networking, storage, the kernel, CDN and cloud infrastructure.
Running JupyterHub in Docker: reproducible GPU notebooks with one LDAP identity
How we wrap GPUs with Docker and nvidia-container-toolkit, then hook each container's SSH and JupyterHub into the same LDAP directory to give an ML team …
阅读原文Building 500T of Image Storage on FreeBSD + ZFS + Samba
Thirty-six 16T SATA disks plus NVMe SLOG/L2ARC, assembled into a raidz2 pool on FreeBSD and served to our internal network over Samba.
阅读原文Aggregating Two 25G Ports on FreeBSD with lagg + LACP
Bonding both ConnectX-4 ports to a Huawei switch with lagg + LACP, and why hashing two 25G links together does not double a single flow.
阅读原文The sysctl Tuning We Actually Run on FreeBSD Network Servers
The standing sysctl list we keep on production FreeBSD network servers, with a line-by-line account of what actually helps, what needs a kernel option, and what …
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