Evolution of Bilibili's Server Provisioning System: From Traditional PXE to BiliOS and iPXE
To cope with rapid growth, Bilibili replaced its inflexible PXE workflow with a hybrid system using in‑memory BiliOS and iPXE, adding out‑of‑band management, declarative configuration, and multi‑scenario support, which together dramatically boosted provisioning automation, reliability, and efficiency across its data‑center and edge servers.