Ma Jianpeng
Shanghai at kedacom
Shanghai, China
Summary
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RockstarMa Jianpeng is a seasoned backend software engineer with 15 years of experience building and optimizing distributed storage systems from Shanghai. Currently contributing to Ceph at Intel, he has driven performance improvements in BlueStore, RocksDBStore, and BlueFS by refactoring I/O paths, buffering, and perfcounter usage to reduce overhead and boost efficiency. His background includes long-term engineering roles at Kedacom where he honed systems-level skills that translate into pragmatic, production-focused improvements. Comfortable working deep in storage internals, he combines hands-on C/C++ expertise with a track record of making complex subsystems simpler and faster. Notably, his work touches a high-profile open-source project—Ceph—impacting large-scale object, block, and file storage deployments.
15 years of coding experience
Github Skills (10)
rocksdb10
data-storage10
storage10
filesystem10
distributed-systems10
c-language10
distributed-file-system10
cprogramming-language10
performance-optimization10
object-store9
Programming languages (3)
Github contributions (5)
ceph/ceph
Aug 2013 - Dec 2021
Ceph is a distributed object, block, and file storage platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:94 reviews, 710 commits, 504 PRs in 8 years 5 months
Contributions summary:Ma focused on optimizing the Ceph storage platform's performance and functionality. Their contributions included enhancing BlueStore, RocksDBStore, and BlueFS components, particularly around flushing, buffering, and data access mechanisms. They addressed performance bottlenecks by refactoring code to reduce unnecessary overhead and improve the efficiency of I/O operations. Furthermore, they were responsible for simplifying and refactoring perfcounter usage.
cephstoragesoftware-defined-storagedistributed-storages3
majianpeng/majianpeng.github.io
Aug 2020 - Aug 2025
Contributions:45 pushes, 1 branch in 5 years
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