ByteDance SYS Tech

Oct 18, 2026 · Backend Development

ByteDance 2026 Linux Kernel Review: 198 Commits, Preemptible IPI, Dying Memcg Fixes

ByteDance's STE team details 198 accepted Linux kernel commits in 2026 H1, including making IPI waits preemptible to cut tail latency by 90%, solving dying memory cgroups with 33 patches, restructuring HugeTLB vmemmap optimization, accelerating large memory device initialization, and adding iomap fast paths for small direct I/O, plus extensive community review participation.